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C-141C Dash 1 Section 1, Pages 451-500
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TO 1C-141C-1
CIRCUIT BREAKERCOMPONENT POWER SOURCEDESIGNATION LOCATION
ELECTRICAL SYSTEMS (DC) (CONTINUED)
POWER FEEDER NO. 3 ISOL DC PWR FEEDER NO. 3 28-L """ MAIN DC NO. 1 FEEDER BUS/BATTERY
POWER FEEDER NO. 4 ISOL DC PWR FEEDER NO. 4 29-L MAIN DC NO. 1 FEEDER BUS/BATTERY
ISOLATED DC AVIONICS BUS ISO NAV BUS DC PWR 34-L MAIN DC NO. 1 FEEDER BUS/BATTERY
MAIN DC NO. 1 FEEDER BUS TRANSFORMERRECEIVER NO. 1
MAIN DC BUS NO. 1POWER FEEDER NO. 1 FEEDER NO. 1 34-R MAIN DC NO. 1 FEED
ER BUSPOWER FEEDER NO. 2 FEEDER NO. 2 34-R MAIN DC NO. 1 FEED
ER BUSMAIN DC NO. 2 FEEDER BUS TRANSFORMER
RECEIVER NO. 2MAIN DC BUS NO. 2
POWER FEEDER NO. 1 FEEDER NO. 1 34-L MAIN DC NO. 2 FEEDER BUS
POWER FEEDER NO. 2 FEEDER NO. 2 34-L MAIN DC NO. 2 FEEDER BUS
MAIN DC AVIONICS BUS NO. 1 POWER FEED FEEDER AVIONICS BUS 34-R MAIN DC NO. 1 FEEDER BUS
MAIN DC AVIONICS BUS NO. 2 POWER FEED FEEDER AVIONICS BUS 34-L MAIN DC NO. 2 FEEDER BUS
TEST RECEPTACLE AVIONICS TEST RECP MISC 34-L MAIN DC NO. 2 FEEDOR
USTS POWER 6^ER BUS
USTS POWER OC BUS 34-L MAIN DC NO. 2 FEEDER BUS
EMERGENCY DC BUS BUS WARN LTS 32-L ISOLATED DC BUSISOLATED DC BUS ISOL DC BUS IND 31-L ISOLATED DC BUSMAIN DC BUS NO. 1 BUS VOLT TEST 34-R MAIN DC BUS 1MAIN DC BUS NO. 2 BUS VOLT TEST 34-L MAIN DC BUS 2
ELECTRICAL SYSTEM - EMERGENCY GENERATORAC ACPHA.B.CPOWER CFJB EMERGENCY GENDC DC POWER CFJB EMERGENCY GENEMERGENCY GENERATOR CONTROL EMERG POWER CONTROL (9-A) EMERGENCY GENEMERGENCY POWER ON LIGHT EMERG POWER CONTROL (9-A) EMERGENCY GEN
ELEVATORARTIFICIAL FEEL: ELEV & ART FEEL PWR 16-R ESSENTIAL AC BUS 1
ELEV ART FEEL & CADC NO. 1 EXCIT 30-R ISOLATED DC BUSELEV ART FEEL SERVO EXC 22-L 26V AC BUS 1ELEV FEEL CADC EXC NO. 2 22-L 26V AC BUS 1ELEVATOR COMPARATOR PWR 22-L 26V AC BUS 1
ARTIFICIAL FEEL MALFUNCTION LIGHT WARN LT TEST & ANNUN CONT NO. 1 26-R ISOLATED DC BUSELEVATOR POWER CONTROL SWITCHES:
HYDRAULIC SYSTEM NO. 1 ELEV HYD POWER SYS NO. 1 26-R ISOUTEDOCBUSHYDRAUUC SYSTEM NO. 2 ELEV HYD POWER SYS NO. 2 27-R ISOUTEDOCBUS
ELEVATOR EMERGENCY POWER ELEV EMERG HYD SYS 30-R ISOUTED DC BUSPOWER OFF U6HTS ELEV HYD PWR IND 28-R ISOUTED DC BUSELEVATOR EMERGENCY POWER WARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUS
ANNUNCIATOR UGHT
^ A AIRCRAFT MODIFIED BY TCTO 530
Figure 1-182. Circuit Breaker Index (Sheet 10 of 31)
1-451
TO 1C-141C-1
CIRCUIT BREAKERCOMPONENT POWER SOURCED E S I G N A T I O N | LOCATIONELEVATOR (CONTINUED)
ELEVATOR EMERGENCY POWER ON LIGHT ELEV HYD PWR IND 28-R ISOUTED DC BUSELEVATOR EMERGENCY POWER OFF LIGHT ELEV HYD PWR IND 28-R ISOUTED DC BUSELEVATOR SYSTEM POWER OFF WARN LT TEST & ANNUN CONT NO. 1 26-R ISOUTED DC BUS
ANNUNCIATOR UGHTS WARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUSPITCH RATE ADAPTER PITCH RATE ADPT EXC (S-C) 26V EMERGENCY AC
ENGINE
ENGINE NO. 1 ENG NO. 1 EMERG SHUTDOWN REUY 26-R ISOUTED DC BUSENGINE NO. 2 ENG NO. 2 EMERG SHUTDOWN REUY 27-R ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 EMERG SHUTDOWN REUY 28-R ISOUTED DC BUSENGINE NO. 4 ENG NO. 4 EMERG SHUTDOWN REUY 29-R ISOUTEDOCBUS
FUEL ENRICHMENT ENG FUEL ENRICH VALVES 31-L ISOUTEDOCBUSFUEL HEATERS AND FUEL HEAT LIGHTS:
ENGINE NO. 1 FUEL HEAT & IND LTS NO. 1 35-L MAIN DC BUS 1ENGINE NO. 2 FUEL HEAT & IND LTS NO. 2 40-L MAIN DC BUS 2ENGINE NO. 3 FUEL HEAT & IND LTS NO. 3 40-L MAIN DC BUS 2ENGINE NO. 4 FUEL HEAT & IND LTS NO. 4 35-L MAIN DC BUS 1
FUEL INDICATOR UGHTS:ENGINE NO. 1 ENG FUEL & LOW BOOST PRESS.
WARN LT NO.136-L MAIN DC BUS 1
ENGINE NO. 2 ENG FUEL & LOW BOOST PRESS.WARN LT NO. 2
44-L MAIN DC BUS 2
ENGINE NO. 3 ENG FUEL & LOW BOOST PRESS.WARN LT NO. 3
44-L MAIN DC BUS 2
ENGINE NO. 4 ENG FUEL & LOW BOOST PRESS.WARN LT NO. 4
36-L MAIN DC BUS 1
FUEL INLET TEMPERATURE INDICATOR CSD. ENG OIL & FUEL TEMP IND NO. 1 35-L MAIN DC BUS 1FUEL SHUTOFF VALVES:
POWER:ENGINE NO. 1 ENG NO. 1 FUEL SHUTOFF VALVE 26-L ISOUTED DC BUSENGINE NO. 2 ENG NO. 2 FUEL SHUTOFF VALVE 27-L ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 FUEL SHUTOFF VALVE 28-L ISOUTED DC BUSENGINE NO. 4 ENG NO. 4 FUEL SHUTOFF VALVE 29-L ISOUTEDOCBUS
CONTROL - FUEL AND STARTIGNITION SWITCH:
ENGINE NO. 1 ENG NO. 1 START & START IGNITION 26-L ISOUTED DC BUSENGINE NO. 2 ENG NO. 2 START & START IGNITION 27-L ISOUTEDOCBUSENGINE NO. 3 ENG NO. 3 START & START IGNITION 28-L ISOUTEDOCBUSENGINE NO. 4 ENG NO. 4 START & START IGNITION 29-L ISOUTED DC BUS
CONTROL • FIRE CONTROL HANDLE:ENGINE NO. 1 ENG NO. 1 EMERG SHUTDOWN REUY 26-R ISOUTEDOCBUSENGINE NO. 2 ENG NO. 2 EMERG SHUTDOWN REUY 27-R ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 EMERG SHUTDOWN REUY 28-R ISOUTED DC BUSENGINE NO. 4 ENG NO. 4 EMERG SHUTDOWN REUY 29-R ISOUTED DC BUS
CONTINUOUS IGNITION SWITCH:ENGINE NO. 1 ENG CONTINUOUS IGNITION NO. 1 14-R ESSENTIAL AC BUS 1ENGINE NO. 2 ENG CONTINUOUS IGNITION NO. 2 19-R ESSENTIAL AC BUS 2ENGINE NO. 3 ENG CONTINUOUS IGNITION NO. 3 19-R ESSENTIAL AC BUS 3ENGINE NO. 4 ENG CONTINUOUS IGNITION NO. 4 14-R ESSENTIAL AC BUS 1
FUEL AND START IGNITION SWITCH:ENGINE NO.1 ENG NO. 1 START & START IGNITION 26-L ISOUTEDOCBUSENGINE NO. 2 ENG NO. 2 START & START IGNITION 27-L ISOUTEDOCBUSENGINE NO. 3 ENG NO. 3 START & START IGNITION 28-L ISOUTEDOCBUSENGINE NO. 4 ENG NO. 4 START & START IGNITION 29-L ISOUTED DC BUS
Figure 1-182. Circuit Breaker Index (Sheet 11 of 31)
1-452
TO 1C-141C-1
CIRCUIT BREAKERCOMPONENT POWER SOURCEDESIGNATION LOCATIONE N G I N E ( C O N T I N U E D ) >
STARTER BUTTONA/ALVE:ENGINE NO. 1 ENG NO.1 START & START IGNITION 26-L ISOUTED DC BUSENGINE NO. 2 ENG NO. 2 START & START IGNITION 27-L ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 START & START IGNITION 28-L ISOUTEDOCBUSENGINE NO. 4 ENG NO. 4 START & START IGNITION 29-L ISOUTEDOCBUS
STARTER VALVE OPEN LIGHTS:ENGINE NO. 1 LOW OIL PRESS. & START VALVE
POSITION IND NO. 137-L MAIN DC BUS 1
ENGINE NO. 2 LOW OIL PRESS. & START VALVEPOSITION IND NO. 2
37-L MAIN DC BUS 1
ENGINE NO. 3 LOW OIL PRESS. & START VALVEPOSITION IND NO. 3
37-L MAIN DC BUS 1
ENGINE NO. 4 LOW OIL PRESS. & START VALVEPOSITION IND NO. 4
37-L MAIN DC BUS 1
ENGINE PRESSURE RATIO (EPR):ENGINE NO. 1 ENG PRESSURE RATIO NO. 1 25-L ISOUTED AC BUSENGINE NO. 2 ENG PRESSURE RATIO NO. 2 24-L ISOUTED AC BUSENGINE NO. 3 ENG PRESSURE RATIO NO. 3 24-L ISOUTED AC BUSENGINE NO. 4 ENG PRESSURE RATIO NO. 4 25-L ISOUTED AC BUS
ENGINE VIBRATION INDICATOR (EVI): ENG VIB IND 25-R ISOUTED DC BUSN1 RPM. N2 RPM. EGT & FUEL FLOW:
ENGINE NO. 1 EGT-RPM FUEL FLOW NO. 1 20-R ESSENTIAL AC BUS 2ENGINE NO. 2 ENG EGT-RPM FUEL FLOW NO. 2 18-R ESSENTIAL AC BUS 2ENGINE NO. 3 ENG EGT-RPM FUEL FLOW NO. 3 18-R ESSENTIAL AC BUS 2ENGINE NO. 4 ENG EGT-RPM FUEL FLOW NO. 4 20-R ESSENTIAL AC BUS 2
LOW OIL QUANTITY LIGHT ENG LOW OIL QTY IND 35-R MAIN DC BUS 1LOW OIL PRESSURE WARNING LIGHT
ENGINE NO. 1 LOW OIL PRESS. & START VALVEPOSITION IND NO. 1
37-L MAIN DC BUS 1
ENGINE NO. 2 LOW OIL PRESS. & START VALVEPOSITION IND NO. 2
37-L MAIN DC BUS 1
ENGINE NO. 3 LOW OIL PRESS. & START VALVEPOSITION IND NO. 3
37-L MAIN DC BUS 1
ENGINE NO. 4 LOW OIL PRESS. & START VALVEPOSITION IND NO. 4
37-L MAIN DC BUS 1
OIL PRESSURE INDICATORENGINE NO. 1 ENG OIL PRESS. IND NO. 1 23-L 26V AC BUS 1ENGINE NO. 2 ENG OIL PRESS. IND NO. 2 23-R 26V AC BUS 2ENGINE NO. 3 ENG OIL PRESS. IND NO. 3 23-R 26V AC BUS 2ENGINE NO. 4 ENG OIL PRESS. IND NO. 4 23-L 26V AC BUS 1
OIL TEMPERATURE INDICATORENGINE NO. 1 CSD ENG OIL & FUEL TEMP IND NO. 1 35-L MAIN DC BUS 1ENGINE NO. 2 CSD & ENG OIL TEMP IND NO. 2 40-L MAIN DC BUS 2ENGINE NO. 3 CSD & ENG OIL TEMP IND NO. 3 40-L MAIN DC BUS 2ENGINE NO. 4 CSD ENG OIL TEMP IND NO. 4 35-L MAIN DC BUS 1
POSITION & PRESS. INDICATOR POWER:ENGINE NO. 1 ENG NO. 1 THRUST REV POS IND PWR 26-R ISOUTED DC BUSENGINE NO. 2 ENG NO. 2 THRUST REV POS IND PWR 27-R ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 THRUST REV POS IND PWR 28-R ISOUTED DC BUSENGINE NO. 4 ENG NO. 4 THRUST REV POS IND PWR 29-R ISOUTEDOCBUSPRESSURE VALVE POWER:ENGINE NO.1 ENG NO. 1 THRUST REV PRESS. VALVE
POWER26-R ISOUTEDOCBUS
ENGINE NO. 2 ENG NO. 2 THRUST REV PRESS. VALVEPOWER
27-R ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 THRUST REV PRESS. VALVE
POWER 28-R ISOUTEDOCBUSENGINE NO. 4 ENG NO. 4 THRUST REV PRESS. VALVE
P O W E R | 29-R ISOUTED DC BUS
Figure 1-182. Circuit Breaker Index (Sheet 12 of 31
1-453
T01C-141C-1
CIRCUIT BREAKERCOMPONENT POWER SOURCEDESIGNATION LOCATIONFLAPS
ASYMMETRY:CONTROL WING FLAPS BRAKES ACT CONT 43-R MAIN DC BUS 2
WING FUPS HYD SHUT OFF VALVE 43-R MAIN DC BUS 2DETECTION AND WARNING LIGHTS FUP ASYMN CONT WARN LT 30-R ISOUTED DC BUS
POWER WING FLAP ASYMM DET PWR 23-R 26V AC BUS 2FUP POSITION INDICATOR WING FUP POS IND 38-R MAIN DC BUS 1STOP POSITION INDICATOR (HIGH-FORCE SPOILER AUTO GND OPERATION NO. 2 44-R MAIN DC BUS 2
DETENT)FUGHT CONTROL SYSTEMSA H C B A U . — I
AILERON POWER CONTROL SWITCHESLEFT LH AILERON SYSTEM NO. 1 39-R MAIN DC BUS 1
LH AILERON SYSTEM NO. 2 43-R MAIN DC BUS 2RIGHT RH AILERON SYSTEM NO. 1 39-R MAIN DC BUS 1RH AILERON SYSTEM NO. 2 44-R MAIN OC BUS 2
POWER OFF LIGHTS LH AILERON IND 43-R MAIN DC BUS 2RH AILERON IND 44-R MAIN DC BUS 2SYSTEM POWER ANNUNCIATOR LIGHTS WARN LT TEST & ANNUN CONT NO. 1 26-R ISOUTED DC BUSWARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUSTAB OPERABLE:
LEFT AILERON TAB ACTR LH 31-R ISOUTED DC BUSRIGHT AILERON TAB ACTR RH 31-R ISOUTED DC BUS
TAB OPERABLE ANNUNCIATION WARN LT TEST & ANNUN CONT NO. 1 26-R ISOUTED DC BUSWARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUSTRIM AILERON TRIM CONT 13-R ESSENTIAL AC BUS 1TRIM INDICATOR AILERON TRIM POS IND 38-R MAIN DC BUS 1
ARTIFICIAL FEEL:ELEV & ART FEEL PWR 16-R ESSENTIAL AC BUS 1ELEV ART FEEL & CADC NO. 1 EXCIT 30-R ISOUTED DC BUSELEV ART FEEL SERVO EXC 22-L 26V AC BUS 1ELEV FEEL CADC EXC NO. 2 22-L 26V AC BUS 1ELEVATOR COMPARATOR PWR 22-L 26V AC BUS 1
ARTIFICIAL FEEL MALFUNCTION LIGHT WARN LT TEST & ANNUN CONT NO. 1 26-R ISOUTED DC BUSELEVATOR POWER CONTROL SWITCHES:
HYDRAULIC SYSTEM NO. 1 ELEV HYD POWER SYS NO. 1 26-R ISOUTED DC BUSHYDRAULIC SYSTEM NO. 2 ELEV HYD POWER SYS NO. 2 27-R ISOUTED DC BUS
ELEVATOR EMERGENCY POWER ELEV EMERG HYD SYS 30-R ISOUTED DC BUSPOWER OFF LIGHTS ELEV HYD PWR IND 28-R ISOUTED DC BUSELEVATOR EMERGENCY POWER WARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUS
ANNUNCIATOR LIGHTELEVATOR EMERGENCY POWER ON ELEV HYD PWR IND 28-R ISOUTED DC BUS
UGHTELEVATOR EMERGENCY POWER OFF ELEV HYD PWR IND 28-R ISOUTED DC BUS
LIGHTELEVATOR SYSTEM POWER OFF WARN LT TEST & ANNUN CONT NO. 1 26-R ISOUTED DC BUS
ANNUNCIATOR LIGHTS WARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUSPITCH RATE ADAPTER PITCH RATE AOPT EXC (5-C) 26V EMERGENCY AC
ASYMMETRY SYSTEM:CONTROL: WING FUPS BRAKES ACT CONT 43-R MAIN DC BUS 2
WING FUPS HYD SHUT OFF VALVE 43-R MAIN DC BUS 2DETECTION AND WARNING LIGHTS FUP ASYMN CONT WARN LT 30-R ISOUTED DC BUSPOWER WING FLAP ASYMM DET PWR 23-R 26V AC BUS 2
FUP POSITION INDICATOR WING FUP POS IND 38-R MAIN DC BUS 1STOP POSITION INDICATOR (HIGH-FORCE SPOILER AUTO GND OPERATION NO. 2 44-R MAIN DC BUS 2
DETENT)
Figure 1-182. Circuit Breaker Index (Sheet 13 of 31)
1-454
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TO 1C-141C-1
COMPONENT CIRCUIT BREAKER - POWER SOURCEDESIGNATION LOCATIONFUEL SUPPLY SYSTEMSAIQ DCC1ICI l l l l f * .
A/R ISOUTION VALVES:LEFT LH AERIAL REFUEL ISOL VALVE 39-L MAIN OC BUS 1RIGHT RH AERIAL REFUEL ISOL VALVE 45-L MAIN DC BUS 2
DISCONNECT SWITCHES AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1FUEL LINE DRAIN SWITCH FUEL DRAIN PUMP & VALVES 44-L MAIN OC BUS 2INDICATOR LIGHTS:
DISCONNECT AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1DOOR UNLOCKED AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1UTCHED AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1OVERRIDE AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1READY AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1
MASTER POWER SWITCH AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1MODE SELECT SWITCH AERIAL REFUELING CONTROL 39-L MAIN DC BUS 1
AUX TANK BOOST PUMP CONTROL:NO. 1 & NO. 4 PRIMARY PUMPS FUEL BOOST AUX PRI NO. 1 & 4 37-L MAIN DC BUS 1NO. 2 & NO. 3 PRIMARY PUMPS FUEL BOOST AUX PRI NO. 2 & 3 42-L MAIN DC BUS 2NO. 1 & NO. 4 SECONDARY PUMPS FUEL BOOST AUX SEC NO. 1 & 4 42-L MAIN DC BUS 2NO. 2 & NO. 3 SECONDARY PUMPS FUEL BOOST AUX SEC NO. 2 & 3 37-L MAIN DC BUS 1AUX TANK BOOST PUMP POWER:NO. 1 PRIMARY PUMP FUEL BOOST NO. 1 AUX PRI 1,2,3-R MAIN DC BUS 1SECONDARY PUMP FUEL BOOST NO. 1 AUX SEC 4, 5.6-R MAIN DC BUS 2NO. 2 PRIMARY PUMP FUEL BOOST NO. 2 AUX PRI 10,11.12-R MAIN DC BUS 4SECONDARY PUMP FUEL BOOST NO. 2 AUX SEC 7. 8,9-R MAIN DC BUS 3NO. 3 PRIMARY PUMP FUEL BOOST NO. 3 AUX PRI 10. 11,12-R MAIN DC BUS 4SECONDARY PUMP FUEL BOOST NO. 3 AUX SEC 7, 8, 9-R MAIN DC BUS 3NO. 4 PRIMARY PUMP FUEL BOOST NO. 4 AUX PRI 1,2,3-R MAIN DC BUS 1SECONDARY PUMP FUEL BOOST NO. 4 AUX SEC 4, 5.6-R MAIN DC BUS 2
EXTENDED RANGE TANK PUMP CONTROL:LEFT: INBOARD FUEL BOOST EXTENDED RANGE INBD 37-L MAIN DC BUS 1OUTBOARD FUEL BOOST EXTENDED RANGE OUTBD 42-L MAIN DC BUS 2RIGHT: INBOARD FUEL BOOST EXTENDED RANGE INBD 37-L MAIN DC BUS 1
OUTBOARD FUEL BOOST EXTENDED RANGE OUTBD 42-L MAIN DC BUS 2EXTENDED RANGE TANK PUMP POWER:
LEFT: INBOARD FUEL BOOST LH EXT RANGE INBD 1.2,3-R MAIN DC BUS 1OUTBOARD FUEL BOOST LH EXT RANGE OUTBD 10.11,12-R MAIN DC BUS 4
RIGHT: INBOARD FUEL BOOST RH EXT RANGE INBD 1.2, 3-R MAIN DC BUS 1OUTBOARD FUEL BOOST RH EXT RANGE OUTBD 10,11.12-R MAIN DC BUS 4
MAIN TANKS:NO. 1 PRIMARY PUMP FUEL BOOST PUMP NO. 1 MAIN PRI 13,14.15-L ESSENTIAL AC BUS 1
SECONDARY PUMP FUEL BOOST PUMP NO. 1 MAIN SEC 18,19.20-L ESSENTIAL AC BUS 2NO. 2 PRIMARY PUMP FUEL BOOST PUMP NO. 2 MAIN PRI 18.19.20-L ESSENTIAL AC BUS 2
SECONDARY PUMP FUEL BOOST PUMP NO. 2 MAIN SEC 13.14.15-L ESSENTIAL AC BUS 1NO. 3 PRIMARY PUMP FUEL BOOST PUMP NO. 3 MAIN PRI 18,19,20-L ESSENTIAL AC BUS 2
SECONDARY PUMP FUEL BOOST PUMP NO. 3 MAIN SEC 13,14.15-L ESSENTIAL AC BUS 1NO. 4 PRIMARY PUMP FUEL BOOST PUMP NO. 4 MAIN PRI 13,14,15-L ESSENTIAL AC BUS 1
SECONDARY PUMP FUEL BOOST PUMP NO. 4 MAIN SEC 18.19.20-L ESSENTIAL AC BUS 2
FUEL INLET TEMPERATURE INDICATOR CSD ENG OIL & FUEL TEMP IND NO. 1 35-L MAIN DC BUS 1FUEL PRESSURE INDICATOR FUEL PRESS. IND 23-R 26V AC BUS 2
^ f
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Figure 1-182. Circuit Breaker Index (Sheet 15 of 31)
1-456
TO 1C-141C-1
l||H^
k i i ^ j
CIRCUIT BREAKERCOMPONENT POWER SOURCE
DESIGNATION LOCATIONFUEL SUPPLY SYSTEM (CONTINUED)FUEL SYSTEM INDICATORS (CONTINUED): - -
FUEL QUANTITY SYSTEM:AUX TANK NO.1 FUEL QTY IND AUX TANK NO. 1 35-L MAIN DC BUS 1
NO. 2 FUEL QTY IND AUX TANK NO. 2 35-L MAIN DC BUS 1NO. 3 FUEL QTY IND AUX TANK NO. 3 43-L MAIN DC BUS 2NO. 4 FUEL QTY IND AUX TANK NO. 4 43-L MAIN DC BUS 2
EXTENDED RANGE TANKS: LEFT FUEL QTY IND EXT RGLH 36-L MAIN DC BUS 1RIGHT FUEL QTY IND EXT RG TANK RH 43-L MAIN DC BUS 2
MAIN TANK MAIN TANKS NO.1 FUEL QTY IND MAIN NO. 1 TANK 26-L ISOUTED DC BUSNO. 2 FUEL QTY IND MAIN NO. 2 TANK 27-L ISOUTED DC BUSNO. 3 FUEL QTY IND MAIN NO. 3 TANK 28-L ISOUTED DC BUSNO. 4 FUEL QTY IND MAIN NO. 4 TANK 29-L ISOUTED DC BUS
TOTALIZER FUEL QTY IND TOTALIZER 32-L ISOUTED DC BUS
A/R ISOUTION VALVES:LEFT LH AERIAL REFUEL ISOL VALVE 39-L MAIN DC BUS 1RIGHT RH AERIAL REFUEL ISOL VALVE 45-L MAIN DC BUS 2
CROSSFEED VALVES:NO.1 ENG NO. 1 FUEL CROSSFEED VALVE 26-L ISOUTED DC BUSNO. 2 ENG NO. 2 FUEL CROSSFEED VALVE 27-L ISOUTED DC BUSNO. 3 ENG NO. 3 FUEL CROSSFEED VALVE 28-L ISOUTEDOCBUSNO. 4 ENG NO. 4 FUEL CROSSFEED VALVE 29-L ISOUTED DC BUS
FUEL HEAT VALVES:ENGINE NO. 1 FUEL HEAT & IND LTS NO. 1 35-L MAIN DC BUS 1ENGINE NO. 2 FUEL HEAT & IND LTS NO. 2 40-L MAIN DC BUS 2ENGINE NO. 3 FUEL HEAT & IND LTS NO. 3 40-L MAIN DC BUS 2ENGINE NO. 4 FUEL HEAT & IND LTS NO. 4 35-L MAIN DC BUS 1
GROUND ISOUTION VALVE GROUND ISOL VALVE 42-L MAIN DC BUS 1JETTISON VALVES:
LEFT FUEL JETTISON VALVE LH 38-L MAIN DC BUS 1RIGHT FUEL JETTISON VALVE RH 44-L MAIN DC BUS 2
SEPARATION VALVES:CENTER FUEL SEP VALVE CTR 30-L ISOUTED DC BUSLEFT FUEL SEP VALVE LH 31-L ISOUTED DC BUSRIGHT
BCCI ICI tUfi MAI UCCJDt tMDQ.FUEL SEP VALVE RH 32-L ISOUTED DC BUS
ncrUcLINU VALvtS/rUMroiAUX TANK: NO.1 PRIMARY FUEL LEVEL CONTROL VALVE-PRI MAIN &
AUX NO. 1 & 442-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC MAIN & AUX NO.1&4
39-L MAIN DC BUS 1
NO. 2 PRIMARY FUEL LEVEL CONTROL VALVE-PRI AUXN0.2&3
42-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC AUX NO. 2 & 3 39-L MAIN DC BUS 1NO. 3 PRIMARY FUEL LEVEL CONTROL VALVE-PRI AUX
N0.2&342-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC AUX NO. 2 & 3 39-L MAIN DC BUS 1NO. 4 PRIMARY FUEL LEVEL CONTROL VALVE-PRI MAIN &
AUXN0.1&442-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC MAIN & AUX NO.1&4
39-L MAIN DC BUS 1
Figure 1-182. Circuit Breaker Index (Sheet 16 of 31)
1-457
TO 1C-141C-1
^hh^^ m. mi mm ^Blk km a m^mt CIRCUIT BREAKERCOMPONENT POWER SOURCEDESIGNATION LOCATIONFUEL SUPPLY SYSTEM (CONTINUED)REFUEUNG VALVES/PUMPS (CONTINUED): - -
EXTENDED RANGE TANKSL E F T P R I M A R Y FUEL LEVEL CONTROL VALVE-PRI
EXTENDED RANGE42-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC EXTENDEDRANGE
FUEL LEVEL CONTROL VALVE-PRI
39-L MAIN DC BUS 1
R I G H T P R I M A RY 42-L MAIN DC BUS 2EXTENDED RANGE
SECONDARY FUEL LEVEL CONT-SEC EXTENDEDRANGE
39-L MAIN DC BUS 1GROUND ISOUTION VALVE GROUND ISOL VALVE 42-L MAIN DC BUS 1MAIN TANKS: NO. 1 PRIMARY FUEL LEVEL CONTROL VALVE-PRI MAIN &
AUX NO. 1 & 442-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC MAIN & AUX NO.1 &4
39-L MAIN DC BUS 1NO. 2 PRIMARY FUEL LEVEL CONTROL VALVE-PRI MAIN
N0.2&342-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC MAIN NO. 2 & 3 39-L MAIN DC BUS 1NO. 3 PRIMARY FUEL LEVEL CONTROL VALVE-PRI MAIN
N0.2&342-L MAIN DC BUS 2
SECONDARY FUEL LEVEL CONT-SEC MAIN NO. 2 & 3 39-L MAIN DC BUS 1NO. 4 PRIMARY FUEL LEVEL CONTROL VALVE-PRI MAIN &
AUX NO. 18,4 42-L MAIN DC BUS 2SECONDARY FUEL LEVEL CONT-SEC MAIN & AUX NO.
1 & 4 39-L MAIN DC BUS 1SPR DRAIN PUMP AND VALVES FUEL DRAIN PUMP & VALVES 44-L MAIN DC BUS 2
BOOST PUMP PRESSURE LOW UGHTS:NO. 1 MAIN. NO. 1 AUX AND LH EXT RNG ENG FUEL & LOW BOOST PRESS. WARN 36-L MAIN DC BUS 1OUTBD LTNO. 1NO. 2 MAIN. NO. 2 AUX AND LH EXT RNG ENG FUEL & LOW BOOST PRESS. WARN 44-L MAIN DC BUS 2INBD LT NO. 2NO. 3 MAIN. NO. 3 AUX AND RH EXT RNG ENG FUEL & LOW BOOST PRESS. WARN 44-L MAIN DC BUS 2
INBD LT NO. 3NO. 4 MAIN, NO. 4 AUX AND RH EXT RNG ENG FUEL & LOW BOOST PRESS. WARN 36-L MAIN DC BUS 1OUTBD LT NO. 4
FUEL JETTISON STOP PUMP UGHTS:PRIMARY PUMPS FUEL BOOST AUX PRI NO. 1 & 4 37-L MAIN DC BUS 1SECONDARY PUMPS FUEL BOOST AUX SEC NO. 1 & 4 42-L MAIN DC BUS 2
SUMP LOW UGHTS:CONTROL UNITS: NO. 1 & 4 MAIN TANKS FUEL SUMP & LOW WARN CONT UNIT NO.
1&4MAINTANK38-L MAIN DC BUS 1
NO. 2 &3 MAIN TANKS FUEL SUMP LOW WARN CONT UNIT NO. 2& 3 MAIN TANK
43-L MAIN DC BUS 2
UGHTS: NO. 1 MAIN TANK FUEL SUMP & LOW WARN LT NO. 1 MAINTANK
38-L MAIN DC BUS 1
NO. 2 MAIN TANK FUEL SUMP LOW WARN LT NO. 2 MAINTANK
43-L MAIN DC BUS 2
NO. 3 MAIN TANK FUEL SUMP LOW WARN LT NO. 3 MAINTANK
43-L MAIN DC BUS 2
NO. 4 MAIN TANK FUEL SUMP & LOW WARN LT NO. 4 MAINTANK
36-L MAIN DC BUS 1
HYDRAULIC SYSTEMS
EMERGENCY BRAKE PRESSURE HYD PRESS. IND EMER BK PRESS. 23-R 26V AC BUS 1NORMAL BRAKE PRESSURE HYD PRESS. INDICATORS NORM BRAKE
PRESS.23-L 26V AC BUS 2
HYD SYSTEM NO.1 HYD PRESS. INDICATORS NO. 1 SYS 23-L 26V AC BUS 1PRESS.
Figure 1-182. Circuit Breaker Index (Sheet 17 of 31)
1-458
TO 1C-141C-1
COMPONENT CIRCUIT BREAKERPOWER SOURCEDESIGNATION LOCATION
HYDRAULIC SYSTEMS (CONTINUED)HYD SYSTEM NO. 2 HYD PRESS. IND NO. 2 SYS PRESS. 23-R 26V AC BUS 2HYD SYSTEM NO. 3 HYD PRESS. INDICATORS NO. 3 SYS
PRESS.23-L 26V AC BUS 1
HYDRAULIC SYSTEM UGHTS:PRESSURE LOW LIGHTS:
NO. 1 & 4 ENGINE-DRIVEN PUMPS HYD PUMPS LOW PRESS LTS ENGN0.1&4
33-L ISOUTED DC BUS
NO. 2 & 3 ENGINE-DRIVEN PUMPS HYD PUMPS LOW PRESS LTS ENGN0.2&3
33-L ISOUTEDOCBUS
NO. 1 SYSTEM SUCTION BOOST PUMP HYDRAULIC SYSTEM NO. 1 SUCTIONBOOST PUMP WARN
37-R MAIN DC BUS 1
NO. 2 SYSTEM SUCTION BOOST PUMP HYDRAUUC SYSTEM NO. 2 SUCTIONBOOST PUMP WARN
42-R MAIN DC BUS 2
NO. 3 HYD SYS PRESSURE ON LIGHT HYDRAULIC SYSTEM NO. 3 PRESSUREON LIGHT
37-R MAIN DC BUS 1
HYDRAULIC SYSTEMS NO. 1 AND NO. 2:ENGINE-DRIVEN PUMP VALVES:
ENGINE NO. 1 ENG NO. 1 HYD PUMP VALVES CONTROL 26-L ISOUTED DC BUSENGINE NO. 2 ENG NO. 2 HYD PUMP VALVES CONTROL 27-L ISOUTED DC BUSENGINE NO. 3 ENG NO. 3 HYD PUMP VALVES CONTROL 28-L ISOUTED DC BUSENGINE NO. 4 ENG NO. 4 HYD PUMP VALVES CONTROL 29-L ISOUTED DC BUS
SUCTION BOOST PUMPS:CONTROL: NO. 1 SYSTEM HYDRAULIC SYSTEM NO. 1 SUCTION
BOOST PUMP CONT42-R MAIN DC BUS 2
NO. 2 SYSTEM HYDRAUUC SYSTEM NO. 2 SUCTIONBOOST PUMP CONT
37-R MAIN DC BUS 1
P O W E R : N O . 1 S Y S T E M NO. 1 HYD SYS SUCT BOOST PUMP PWR 18.19.20-L ESSENTIAL AC BUS 2NO. 2 SYSTEM NO. 2 HYD SYS SUCT BOOST PUMP PWR 13.14,15-L ESSENTIAL AC BUS 1
HYDRAULIC SYSTEM NO. 3:ELECTRIC-DRIVEN HYDRAUUC PUMPS
CONTROL: NO. 1 PUMP HYDRAULIC SYSTEM NO. 3 NO. 1 PUMPCONT
37-R MAIN DC BUS 1
NO. 2 PUMP HYDRAULIC SYSTEM NO. 3 NO. 2 PUMPCONT
42-R MAIN DC BUS 2
P O W E R : N O . 1 P U M P HYD SYS NO. 3 PUMP NO. 1 PWR 1,2, 3-R MAIN AC BUS 1NO. 2 PUMP HYD SYS NO. 3 PUMP NO. 2 PWR 8,9,10-R MAIN AC BUS 3
ACCUMUUTOR CONTROL VALVE HYD SYS NO. 3 SPOILER SOV 45-R MAIN DC BUS 2SPOILER CABLE SERVO VALVE HYD SYS NO. 3 SPOILER SOV 45-R MAIN DC BUS 2
INSTRUMENTS/AVIONICSAILERON TRIM INDICATOR AILERON TRIM POS IND 38-R MAIN DC BUS 1BOGEY POSITION INDICATOR BOGEY POS IND 32-R ISOUTED DC BUS
SCADC NO. 1 (PILOT'S) CADC NO.1CADC AIRSPEED GROUP NO. 1 EXC (5-B)
(7-B)EMERGENCY AC BUS26V EMER AC BUS B
CADC NO. 1CADC ALT GROUP NO. 1 EXCCADCA/SFI TEST (PILOT)
(5-B)(7-C)8-A
EMERGENCY AC26V EMER AC BUS BMAIN DC AVIONICS 2
SCADC NO. 2 (COPILOTS)PWR CADC NO. 2AIRSPEED GROUPALT GROUP
2-B4-C3-D
NAVIGATION AC 226 VAC EXCITATION26 VAC EXCITATION
TAS NAV
CADCA/SFI TEST (COPILOT) |
4-D 26V AC NAVEXCITATION 2MAIN DC AVIONICS 2
Figure 1-182. Circuit Breaker Index (Sheet 18 of 31)
1-459
T01C-141C-1
COMPONENTCIRCUIT BREAKER
POWER SOURCEDESIGNATION | LOCATIONINSTRUMENTS /AVIONICS (CONTINUED)
DU1 DU NO. 1DU NO. 1 HTR
3-A32-D
MAIN DC AVIONICS 1MAIN DC AVIONICS 1
DU2 DUNO. 2DU NO. 2 HTR (12-C)
13-AEMERGENCY DCMAIN DC AVIONICS 2
DU3 DUNO. 3DUNO. 3 HTR
2-A31 -D
MAIN DC AVIONICS 1MAIN DC AVIONICS 1
DU4 DU NO. 4DUNO. 4 HTR
(11-C)12-A
EMERGENCY DCMAIN DC AVIONICS 2
CDS OIL TEMPERATURE GAGE
NO.1NO. 2NO. 3NO. 4
CDS ENG OIL & FUEL TEMP IND NO. 1CDS & ENG OIL TEMP IND NO. 2CDS & ENG OIL TEMP IND NO. 3CDS ENG OIL TEMP INO NO. 4
35-L40-L40-L35-L
MAIN DC BUS 1MAIN DC BUS 1MAIN DC BUS 1MAIN DC BUS 1
AC VOLTMETER/FREQUENCY METER:
GENERATOR NO. 1GENERATOR NO. 2
GENERATOR NO. 3
GENERATOR NO. 4
APU GENERATOR
GEN NO. 1 VOLT AND FREQ TEST (3C/B)GEN NO. 2 VOLT & FREQ TEST (PH A, B,
C) (3C/B)GEN NO. 3 VOLT & FREQ TEST (PH A, B,
C) (3C/B)GEN NO. 4 VOLT AND FREQ TEST (PH A.
B. C) (3C/B)AUX GEN VOLT AND FREQ TEST (3C/B)
ACPDC 12ACPDC 11
ACPDC 10
ACPDC 9
ACPDC 9EXTERNAL POWER
EMERGENCY POWER
EXTERNAL POWER VOLT AND FREQTEST(PHA.B.C)(3C/B)
AC VOLTAGE TEST (PH. A. B. C) (3C/B)ACPDC 9
EMERGENCYGEN. CONTROL
DC VOLTMETER BOX
EMERGENCY DC BUSISOUTED DC BUSMAIN DC BUS NO. 1MAIN DC BUS NO. 2
BUS WARN LTSISOL DC BUS INDBUS VOLT TESTBUS VOLT TEST
32-L31-L34-R344.
ENGINE PRESSURE RATIO (EPR)
NO.1 ENGINENO. 2 ENGINENO. 3 ENGINENO. 4 ENGINE
ENG PRESSURE RATIO NO. 1ENG PRESSURE RATIO NO. 2ENG PRESSURE RATIO NO. 3ENG PRESSURE RATIO NO. 4
25-L244.24-L25-L
ISOUTED AC BUSISOUTED AC BUSISOUTED AC BUSISOUTED AC BUS
ENGINE VIBRATION INDICATOR (EVI) ENGVIBINDENGVIB-IND
25-R31-L
ISOUTED AC BUSISOUTED DC BUS
N], RPM. N2, RPM EGT & FUEL FLOW:
NO.1 ENGINENO. 2 ENGINENO. 3 ENGINENO. 4 ENGINE
ENG EGT-RPM FUEL FLOW NO. 1ENG EGT-RPM FUEL FLOW NO. 2ENG EGT-RPM FUEL FLOW NO. 3ENG EGT-RPM FUEL FLOW NO. 4
20-R18-R18-R20-R
ESSENTIAL AC BUS 2ESSENTIAL AC BUS 2ESSENTIAL AC BUS 2ESSENTIAL AC BUS 2
OIL PRESSURE INDICATOR
NO.1 ENGINENO. 2 ENGINENO. 3 ENGINENO. 4 ENGINE
ENG OIL PRESS IND NO. 1ENG OIL PRESS. IND NO. 2ENG OIL PRESS. IND NO. 3ENG OIL PRESS IND NO. 4
23-L23-R23-R23-L
26V AC BUS 126V AC BUS 226V AC BUS 226V AC BUS 1
Figure 1-182. Circuit Breaker Index (Sheet 19 of 3i
■ ^ J
1-460
TO 1 C-141 C-1
y^v
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CIRCUIT BREAKER POWER SOURCECOMPONENT DESIGNATION LOCATIONINSTRUMENTS/AVIONICS (CONTINUED
OIL TEMPERATURE INDICATORNO. 1 ENGINE CSD ENG OIL & FUEL TEMP IND NO. 1 35-L MAIN DC BUS 1
NO. 2 ENGINE CSD & ENG OIL TEMP IND NO. 2 40-L MAIN DC BUS 2
NO. 3 ENGINE CSD & ENG OIL TEMP IND NO. 3 40-L MAIN DC BUS 2
NO. 4 ENGINE CSD ENG OIL TEMP IND NO. 4 35-L MAIN DC BUS 1
FLAP POSITION INDICATOR WING FUP POS IND 38-R MAIN DC BUS 1
FUEL INLET TEMPERATURE INDICATOR CSD ENG OIL & FUEL TEMP IND NO. 1 35-L MAIN DC BUS 1
FUEL PRESSURE INDICATOR FUEL PRESS. IND 23-R 26V AC BUS 2
FUEL QUANTITY SYSTEM:A U X TA N K : N O . 1 FUEL QTY IND AUX TANK NO. 1 35-L MAIN DC BUS 1
NO. 2 FUEL QTY IND AUX TANK NO. 2 35-L MAIN DC BUS 1
NO. 3 FUEL QTY IND AUX TANK NO. 3 43-L MAIN DC BUS 2
NO. 4 FUEL QTY IND AUX TANK NO. 4 43-L MAIN DC BUS 2
EXTENDED RANGE TANKS:LEFT FUEL QTY IND EXT RG LH 36-L MAIN DC BUS 1
RIGHT FUEL QTY IND EXT RG TANK RH 43-L MAIN DC BUS 2
MAIN TANK: NO. 1 FUEL QTY IND MAIN NO. 1 TANK 26-L ISOUTED DC BUS
NO. 2 FUEL QTY IND MAIN NO. 2 TANK 27-L ISOUTED DC BUS
NO. 3 FUEL QTY IND MAIN NO. 3 TANK 28-L ISOUTED DC BUS
NO. 4 FUEL QTY IND MAIN NO. 4 TANK 294. ISOUTED DC BUS
TOTALIZER FUEL QTY IND TOTAUZER 32-L ISOUTED DC BUS
EMERGENCY BRAKE PRESSURE HYD PRESS. IND EMER BK PRESS. 23-R 26V AC BUS 2HYD PRESS. INDICATORS NORM BRAKE 23-L 26V AC BUS 1
PRESS.HYD SYSTEM NO. 1 HYD PRESS. INDICATORS NO. 1 SYS
PRESS.23-L 26V AC BUS 1
HYD SYSTEM NO. 2 HYD PRESS. IND NO. 2 SYS PRESS. 23-R 26V AC BUS 2
HYD SYSTEM NO. 3 HYD PRESS. INDICATORS NO. 3 SYSPRESS.
234. 26V AC BUS 1
BOGEY POSITION INDICATOR BOGEY POS IND 32-R ISOUTED DC BUS
LANDING GEAR POSITION INDICATOR LANDING GEAR POS IND 31-R ISOUTED DC BUS
MULTIFUNCTION STANDBY MFSI SYS 9-B EMERGENCY DC
INSTRUMENT SYSTEM (MFSI) MFSI-2 33L BATTERY BUS
NAVIGATOR'S TRUE AIRSPEED INDICATOR TAS NAV 4-D 26 VAC NAVEXCITATION 2
FLIGHT CONTROL PANEL/MODE SELECT FCP/MSP NO. 1 (7-A) EMER DC
PANEL: FCP 2 741 26V AC NAVEXCITATION 2
MSP NO. 2 35-B MAIN DC AVIONICS 1
REFERENCE SET PANEL:PILOTS AND COPILOTS RSP AHRS ATT2/RSP 1 & 2 EXC (4-A) 26V EMER AC BUS A
Figure 1-182. Circuit Breaker Index (Sheet 20 of 31)
1-461
TO 1C-141C-1
COMPONENTCIRCUIT BREAKER
F*0^%m\Wrm&% Jj*Ji*^ i ••J"%JJ*»j j i»POWER SOURCEDESIGNATION LOCATIONINSTRUMENTS /AVIONICS (CONTINUED)IWSCEUANEOUS INDICATORS (CONTINUED):RADAR ALTIMETER RADAR ALT 28B MAIN DC AVIONICS 1
RADAR (AN/APS-133):
POWER RADAR 28-D AC AVIONICS BUS 1RADAR OATA PROCESSOR(RDP)
RDP 14-A MAIN DC AVIONICS 2
PILOTS MFD DC MFD 12-C MAIN DC AVIONICS 2SKE RADAR (AN/APN169B):/t\AUXILIARY INTERFACE UNIT AIU 30-B MAIN DC AVIONICS 1NAVIGATOR'S MFD NAV MFD 32-C AC AVIONICS BUS 1POWER SKE 13.14,15-L ESSENTIAL AC 1
SKE 39-R (2 C/Bs) MAIN DC 1PITCH TRIM INDICATOR HORIZ STAB TRIM POS IND 37-R MAIN DC BUS 1RUDDER TRIM INDICATOR RUDDER TRIM POS IND 38-R MAIN DC BUS 1SPOILER POSITION INDICATOR
POINTERS SPOILER POS IND. 23-L 26V AC BUS 1LOCK/UNLKD FUG SPOILER SOV & POS IND 36-R MAIN DC BUS 1
TOTAL TEMPERATURE INDICATOR TOTAL TEMP IND 2-R MAIN AC BUS 1LANDING GEAR AND BRAKESB R A K E S : - — -
ANTI-SKID ANTI-SKID FAIL SAFE ISOL 39-R MAIN DC BUS 1ANTI-SKID POWER 39-R MAIN DC BUS 1
BRAKE SELECTOR SWITCH:EMERGENCY BRAKES EMERG BRAKES 30-R ISOUTED DC BUSNORMAL BRAKES ANTI-SKID PWR 39-R MAIN DC BUS 1
PRESSURE. INDICATORSEMERGENCY BRAKE PRESSURE HYD PRESS. IND EMER BK PRESS. 2<R 26V AC BUS 2NORMAL BRAKE PRESSURE HYD PRESS. INDICATORS NORM BRAKE
PRESS. 23-L 26V AC BUS 1BRAKE SYSTEM LIGHTS:
ANTI-SKID DET OUT LIGHT ANTI-SKID IND LT 32-R ISOUTED DC BUSANTI-SKID OFF LIGHT ANTI-SKID IND LT 32-R ISOUTED DC BUSBRAKES RELEASED LIGHT ANTI-SKID POWER 39-R MAIN DC BUS 1
CONTROL LANDING GEAR CONT 30-R ISOUTEDOCBUSBOGEY POSITION INDICATOR BOGEY POS IND 32-R ISOUTEDOCBUSLANDING GEAR POSITION INDICATOR UNDING GEAR POS IND 31-R ISOUTED DC BUSUNDING GEAR WARNING HORN UNDING GEAR WARN 32-R ISOUTED DC BUSRUDDER PEDAL STEERING RUDDER PEDAL STEERING 384% MAIN DC 1TOUCHDOWN REUYS UNDING GEAR TOUCH DOWN REUYS 31-R ISOUTED DC BUS
A AIRCRAFT MODIFIED BY TCTO 520
Figure 1-182. Circuit Breaker Index (Sheet 21 of 31)
1-462 Change 1
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TO 1C-141C-1
COMPONENTCIRCUIT BREAKER
POWER SOURCEDESIGNATION LOCATION
LIGHTING (CONTINUED)INTERIOR LIGHTING 'FLIGHT STATION)' - -■■» i * » r » < * # < » * » i » ^ t > ■ ■ i i » * ^ ^ * * >■ *■ *■ • i w M n t i w n j , — ~
COPILOTS:INSTRUMENT FLOOD COPLT INSTR FLOOD LTS 17-L ESSENTIAL AC BUS 1INSTRUMENT PANEL COPLT PNL INST LTS 22-L ESSENTIAL AC BUS 2LETDOWN HOLDER COPLT INSTR FLOOD LTS 17-L ESSENTIAL AC BUS 1SCROLL CHECKLIST COPLT INSTR FLOOD LTS 17-L ESSENTIAL AC BUS 1SIDE CONSOLE COPLT SIDE CONSOLE LTS 17-L ESSENTIAL AC BUS 1UTILITY - GURE SHIELD COPLT INSTR FLOOD LTS 17-L ESSENTIAL AC BUS 1
FLIGHT ENGINEER'S:FLOOD FLT ENGR PNL FLOOD LTS 17-L ESSENTIAL AC BUS 1INSTRUMENT FLT ENGR INST LTS 22-L ESSENTIAL AC BUS 2PANEL FLT ENGR PNL LTS 22-L ESSENTIAL AC BUS 2MAIN CIRCUIT BREAKER PANELS MAIN CKT BKR PNL LTS 16-L ESSENTIAL AC BUS 1SCROLL CHECKLIST FLT ENGR PNL FLOOD LTS 17-L ESSENTIAL AC BUS 1
FLIGHT STATION OOME FLT STA DOME LT 1-L MAIN AC BUS 1NAVIGATOR'S:
FLOOD, UTILITY NAV PANEL FLOOD LTS 16-L ESSENTIAL AC BUS 1INSTRUMENT NAV INSTR LTS 21-L ESSENTIAL AC BUS 2PANEL NAV PANEL LTS 22-L ESSENTIAL AC BUS 2
PILOTS:INSTRUMENT FLOOD PLT INST FLOOD LTS (11-A) EMERGENCY DC BUSINSTRUMENT PANEL PLT PNL INSTR LTS 17-L ESSENTIAL AC BUS 1LETDOWN HOLDER PLT INST FLOOD LTS (11-A) EMERGENCY DC BUSSIDE CONSOLE PLT SIDE CONSOLE LTS 17-L ESSENTIAL AC BUS 1
CENTER CONSOLEMFCDU. MSP. RSP. FCP. IFF.AND CADC/YAW DAMPER PANEL
PLT CTR CSL LTS(5VAC)
29-C ESSENTIAL AC BUS 1
UTILITY - OVERHEAD PLT INST FLOOD LTS (11-A) ESSENTIAL DC BUSPILOTS' OVERHEAD:
OVERHEAD FLOOD OVERHEAD PNL FLOOD LTS 21-L ESSENTIAL AC BUS 2OVERHEAD PANEL OVERHEAD PNL LTS 16-L ESSENTIAL AC BUS 1UTIUTY- OVERHEAD PLT & COPLT UTILLT 6-L 28V AC BUS 2
PILOTS' CENTER:CONSOLE PEDESTAL LTS 17-L ESSENTIAL AC BUS 1INSTRUMENT PANEL CTR INSTR PNL LTS 16-L ESSENTIAL AC BUS 1
READING LIGHTS:POWER FLT STA LTG TRANS 4-L MAIN AC BUS 2PROTECTION FLT STA READING LT 54. 28V AC BUS 2
THUNDERSTORM CAUTION LTS DIM REUY CONT 45-R MAIN DC BUS 2
Figure 1-182. Circuit Breaker Index (Sheet 23 of 31)
1-464 Change 1
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T01 C-141 C-1
COMPONENT CIRCUIT BREAKER POWER SOURCEDESIGNATION LOCATIONMISCELLANEOUS
AEROMEDICAL EVACUATION AE Q U I P M E N T ^
AEROMED EQUIP FWDAEROMED EQUIP AFT
34-L34-R
MAIN DC BUS 2MAIN DC BUS 1
ALOIS LAMP SIGNAL LT 31-L ISOUTED DC BUSCARGO WINCH CARGO WINCH 8.9,10-R MAIN AC BUS 3COMFORT PALLET POWER COMFORT PALLET 8.9.10-R MAIN AC BUS 3CREW GALLEY FLT STA GALLEY 4,5,6-R MAIN AC BUS 2
UVATORYELECTRIC SHAVER OUTLETTOILET FLUSH
FLUSH UV & ELEC SHAVER OUTLETFLUSH UV
5-R4.5,6-R
MAIN AC BUS 2MAIN AC BUS 2
PERSONNEL WARNING SIGNS PERSONNEL SIGNS 9-L 28V AC BUS 2SERVICE OUTLETS LHSERVICE OUTLETS RH
LH SERVICE OUTLETSRH SERVICE OUTLETS
7,8,9-R4,5,6-R
MAIN AC BUS 3MAIN AC BUS 2
NAVIGATION
ADF NO. 1 ADF NO. 1ADF NO. 1
24-C24-B
AC NAV EXCITATION 1MAIN DC AVIONICS 1
ADF NO. 2 ADF NO. 2ADF NO. 2
8-C8-D
AC NAV EXCITATION 2MAIN DC AVIONICS 2
AHRS ATTD NO.1AHRS ATT 2 /RSP 1 & 2 EXCMAG HDG AHRS HDG NO. 3 & 4MAG HDG AHRS HDG NO. 1,2 & 5AHRS PRIME PWRIJB NO. 1 AHRS CONT
25-C(4-A)38-039-D
(1-A, 1-B, 1-C)(16-A)
AC NAV EXCITATION 126V EMER AC BUS AISOL AC EXCITATIONISOL AC EXCITATIONEMERGENCY AC BUSEMERGENCY DC BUS
INST INDEX TRANS 34-D NAVIGATION AC 1
BDHI PILOTBDHI PILOT
11-A11-B
MAIN DC AVIONICS 2AC NAV 2
BDHI COPILOTBDHI COPILOT
34-B34-C
MAIN DC AVIONICS 1AC NAV 1
BDHI NO. 2 NAVBDHI NO. 2 NAV
10-A10-B
MAIN DC AVIONICS 2AC NAV 2
AHRS ATT 2/RSP 1 & 2 EXC (4-A) 26V EMER AC BUS A
FAN CONTROL CDS FAN CONT (5-A)EMERGENCY DCEMERGENCY AC
FAN NO. 1 CDS FAN NO. 1 (4-C) (3 PHASEC/B) AVIONICS AC 1
FAN NO. 2PILOTS DAMU
COPILOT'S DAMU
CDS FAN NO. 2DAMU NO. 1DAMU NO. 1 HTRDAMU NO. 2DAMU NO. 2 HTR
13-C(12-C)6-D4-A
30-D
EMERGENCY OCMAIN DC AVIONICS 2MAIN DC AVIONICS 1MAIN DC AVIONICS 1
7E AIRCRAFT MODIFIED BY TCTO 595 ^J
Figure 1-182. Circuit Breaker Index (Sheet 25 of 31)
1-466
\ ! ^
% ^ /
TO 1 C-141 C-1
CIRCUIT BREAKERCOMPONENT POWER SOURCED E S I G N A T I O N | LOCATION
NAVIGATION (CONTINUED)
DPU NO. 1 DPU NO. 1/CBC (14-C) EMERGENCY DCDPU NO. 2 DPU NO. 2 5-A MAIN DC AVIONICS 1DU NO. 1 DU NO. 1 3-A MAIN DC AVIONICS 1
DU NO. 1 HTR 32-D MAIN DC AVIONICS 1DU NO. 2 DU NO. 2 (12-C) EMERGENCY DC
DU NO. 2 HTR 13-A MAIN DC AVIONICS 2DU NO. 3 DU NO. 3 2-A MAIN DC AVIONICS 1
DU NO. 3 HTR 31-D MAIN DC AVIONICS 1DU NO. 4 DU NO. 4 (1143) EMERGENCY DC
DU NO. 4 HTR 12-A MAIN DC AVIONICS 2
DATA LOADER 40-B MAIN DC AVIONICS 1DIU 29-B MAIN DC AVIONICS 1FMS REUYS 32-B MAIN DC AVIONICS 1FMS REF 40-C ISOL AC AVIONICS
PILOT'S MFCDU MFCDU NO. 1 41-B MAIN DC AVIONICS 1COPILOTS MFCDU MFCDU NO. 2 36-C MAIN DC AVIONICS 2NAVIGATOR'S MFCDU MFCDU NO. 3 35-C MAIN OC AVIONICS 2
NP NO. 1 42-B MAIN DC AVIONICS 1NP NO. 2 3745 MAIN DC AVIONICS 2
CONTROL PLGR GPS PNL ISOUTED DC BUSPOWER SIGNAL LT 31-L ISOUTED DC BUS
IJB NO. 1 6-A MAIN DC AVIONICS 1IJB NO. 1 14-B AVIONICS AC 2IJB NO. 1 22-A MAIN DC AVIONICS 2
INS-1 /INS-2 36-D ISOL AC EXCITATION
INS-1/CADC-1 23-C 26V AC NAVEXCITATION 1
INS-1 HDG AMP PWR 41-C ISOUTEDAVIONICS AC
MAG HDG INS-1 HDG NO. 3 & 5 40-D ISOL ACEXCITATION 1
MAG HDG INS-1 HDG NO. 2 & 4 41-D ISOL AC EXCITATIONINS NO. 1 PRIME 2243 AVIONICS AC 1INS NO. 1 HTR 22-D AVIONICS AC 1
INS-2/CADC-2 1143 AC NAV EXCITATION 2INS-2 HDG AMPL PWR 6-B NAV AC 2INS-2 MAG HDG NO. 2 &4 643 AC NAV EXCITATION 2INS-2 MAG HDG NO. 3 5-D AC NAV EXCITATION 2INS-2 MAG HDG NO. 5 5-C AC NAV EXCITATION 2INS NO. 2 HTR 14-D AVIONICS AC 2INS NO. 2 PRIME 14-C AVIONICS AC 2
TACAN NO. 1 31-C AC NAV 1TACAN NO. 1 31-B MAIN DC AVIONICS 1TACAN NO. 2 9-B AC NAV 2TACAN NO. 2 9-A MAIN DC AVIONICS 2
VHF NAV NO. 1 38-B ISOUTED DCVHF NAV NO. 1 42-D AVIONICSVHF NAV NO. 2 9-D ISOL AC EXCITATIONVHF NAV NO. 2 943 MAIN DC AVIONICS 2
AC NAV EXCITATION 2/l\ AIRCRAFT MODIFIED BY ICJD_5ZQ
Figure 1-182. Circuit Breaker Index (Sheet 26 of 31)
1-467
T01 C-141 C-1
CIRCUIT BREAKERCOMPONENT POWER SOURCE^ "* IVI"P H"hal« ■DESIGNATION LOCATION
OXYGEN
LOX QUANTITY INDICATOR CREW LOX QTY IND 22-R ESSENTIAL AC BUS 2OXYGEN QUANTITY WARNING CREW LOX QTY IND 22-R ESSENTIAL AC BUS 2
ANNUNCIATOR
LOX QUANTITY INDICATORS:CONVERTER NO. 1 TROOP LOX QTY IND NO. 1 CONV 17-R ESSENTIAL AC BUS 1CONVERTER NO. 2 TROOP LOX QTY IND NO. 2 CONV 22-R ESSENTIAL AC BUS 2
LOX QUANTITY WARNING UGHTS:CONVERTER NO. 1 TROOP LOX QTY IND NO. 1 CONV 17-R ESSENTIAL AC BUS 2CONVERTER NO. 2 TROOP LOX QTY IND NO. 2 CONV 22-R ESSENTIAL AC BUS 2
OXYGEN LIGHTS AND HORN TEST TROOP OXYGEN WARN 30-R ISOUTED DC BUSOXYGEN ON INDICATOR TROOP OXYGEN WARN 30-R ISOUTED DC BUS
PITCH TRIM
ELECTRIC & ELECTROHYDRAULICPITCH TRIM:ELECTRICAL TRIM CONTROL ELEC PITCH TRIM CONT 44-R MAIN DC BUS 2ELECTRICAL TRIM CLUTCH ELEC PITCH TRIM CLUTCH CONT 44-R MAIN DC BUS 2CONTROLELECTRICAL TRIM POWER STAB TRIM MOTOR PWR 18,19,20-R ESSENTIAL AC BUS 2TRIM DISCONNECT PITCH TRIM DISENGAGE 39-R MAIN DC BUS 1TRIM RESET:
ELECTRICAL ELEC PITCH TRIM CONT 44-R MAIN DC BUS 2ELECTROHYDRAULIC HYD/ELECPTCONT 38-R MAIN DC BUS 1
HYDRAULIC PITCH TRIM CONTROL HYD/ELEC PT CONT 38-R MAIN OC BUS 1PITCH TRIM INDICATOR HORIZ STAB TRIM POS IND 37-R MAIN OC BUS 1
PNEUMATIC SYSTEMS
AIR CONDITIONING MASTER SWITCH RAM AIR VALVE 32-R ISOUTED DC BUSLH A/C FLOW CONT VALVE 35-R MAIN DC BUS 1RH A/C FLOW CONT VALVE 40-R MAIN DC BUS 2
AIR PRESSURE REGUUTING & S/OVALVES:EMERGENCY PRESSURIZATIONSWITCHES:
LEFT AIR PRESS REG VALVES LH (12-B) EMERGENCY DC BUSRIGHT AIR PRESS REG VALVES RH (11-B) EMERGENCY DC BUS
LEFT SYSTEM SHUTOFF SWITCH LH SYS AIR PRESS. REG & REL VALVES 33-L ISOUTED DC BUSRIGHT SYSTEM SHUTOFF RH SYS AIR PRESS. REG & SHUTOFF 42-R MAIN DC BUS 2
SWITCH VALVES
CARGO COMPARTMENT CARGO COMPT RECIRC FAN 1.2.3-L MAIN AC BUS 1RECIRCUUTION FAN
J
J
^ 0
Figure 1-182. Circuit Breaker Index (Sheet 27 of 31)
1-468
TO 1C-141C-1
COMPONENTCIRCUIT BREAKER
POWER SOURCEDESIGNATION LOCATIONPNEUMATIC SYSTEMS (CONTINUED)air r*nNnrrinMtMft fCANTiNiiFnv .. . . .
CARGO COMPARTMENT TEMPINDICATOR
CARGO COMPT TEMP IND 41-R MAIN DC BUS 2
EJECTOR ON LIGHTS LH ENVIRON SYS IND LTRH ENVIRON SYS IND LTS
35-R40-R
MAIN DC BUS 1MAIN DC BUS 2
EJECTOR VALVES LH PRI HEAT EXCH EJECTOR VALVERH PRI HEAT EXCHANGER EJECTOR
VALVE
35-R40-R
MAIN DC BUS 1MAIN DC BUS 2
FLIGHT STATION AIR FLOW SWITCH AC DIVERTER VALVE 32-R ISOUTED DC BUS
FLIGHT STATION ALTERNATE AIR S/OVALVE
FLT STA ALT AIR SHUT OFF VALVE 41-R MAIN DC BUS 2
LOW LIMIT TEMP CONTROL LH LOW LIMIT TEMP CONTRH LOW LIMIT TEMP CONT
24-R21-R
ISOUTED AC BUSESSENTIAL AC BUS 2
PRIMARY HEAT EXCHANGERCONTROL:LEFTRIGHT
LH PRIM HEAT EXCH CONTRH PRIMARY HEAT EXCHANGER CONT
24-R21-R
ISOUTED AC BUSESSENTIAL AC BUS 2
PRIMARY HEAT EXCHANGER TEMPIND:EMERGENCY PRESSURIZATION
SWITCHES:LEFTRIGHT
LH SYS TEMP & PRESS. INDRH PRI HEAT EXCH TEMP IND
(14-B)(13-B)
EMERGENCY DC BUSEMERGENCY DC BUS
LEFTRIGHT
LH SYS TEMP & PRESS. INDRH PRI HEAT EXCHANGER TEMP IND
33-L40-R
ISOUTED DC BUSMAIN DC BUS 2
REGUUTED AIR PRESSUREINDICATORS
LH REGUUTED BLEED AIR PRESS IND.RH REGULATED BLEED AIR PRESS. IND
23-L23-R
26V AC BUS 126V AC BUS 2
TEMPERATURE CONTROL SWITCHES:FLT STA CONTROLCARGO COMPT CONTROL
FLT STA & LH LOW LIMIT TEMP CONTCARGO COMPT CARGO & RH LOW LIMIT
TEMP CONT
33-L41-R
ISOUTED DC BUSMAIN DC BUS 2
TEMPERATURE SELECTORS:FLT STACARGO COMPT
FLT STA TEMP CONTCARGO COMPT TEMP CONT
24-R21-R
ISOUTED AC BUSESSENTIAL AC BUS 2
BLEEO AIR SHUTOFF VALVES:NO. 1 ENGINENO. 2 ENGINENO. 3 ENGINENO. 4 ENGINE
ENG NO. 1 BLEED AIR VALVESENG NO. 2 BLEED AIR VALVESENG NO. 3 BLEED AIR VALVESENG NO. 4 BLEED AIR VALVES
26-R27-R28-R29-R
ISOUTED DC BUSISOUTEDOCBUSISOUTED DC BUSISOUTEDOCBUS
BLEED AIR SHUTOFF VALVE LIGHTS:NO. 1 & NO. 2 ENGINESNO. 3 & NO. 4 ENGINES
MANIFOLD PRESSURE INDICATOR
LH ENVIRON SYS IND LTRH ENVIRON SYS IND LTSMANIFOLD BLEED AIR PRESS. IND
35-R40-R23-R
MAIN DC BUS 1MAIN DC BUS 226V AC BUS 2
LEFT SYSTEM SHUTOFF SWITCHRIGHT SYSTEM SHUTOFF SWITCH
LH SYS AIR PRESS. REG & REL VALVESRH SYS AIR PRESS. REG & SHUTOFF
VALVES334.42-R
ISOUTEDOCBUSMAIN DC BUS 2
LEFT SYS PRESS RELIEF VALVEOPEN LIGHT:
NORMALLH EMERGENCY PRESS SWITCH
LH ENVIRON SYS IND LTLH SYS TEMP & PRESS. IND 35-R
(14-B)MAIN DC BUS 1EMERGENCY DC BUS
Figure 1-182. Circuit Breaker Index (Sheet 28 of 31)
1-469
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CIRCUIT BREAKERPOWER SOURCECOMPONENT
DESIGNATION LOCATIONPNEUMATIC SYSTEMS (CONTINUED)
OVERHEAT LIGHT RAIN REMOVAL OVERHEAT LT 33-R ISOUTED DC BUS
SWITCH RAIN REMOVAL LH REG VALVE 33-R ISOUTED DC BUSRH RAIN REMOVAL REG VALVE 40-R MAIN DC BUS 2
SWITCH AND OVERHEAT SENSING RAIN REMOVAL SHUTOFF VALVES PLT 33-R ISOUTED DC BUSCIRCUIT RAIN REMOVAL SHUTOFF VALVES COPLT 33-R
RUDDERRUDDER POWER CONTROL
SWITCHES:HYDRAUUC SYSTEM NO. 1 RUDDER CONTROL POWER SYS NO. 1 38-R MAIN DC BUS 1HYDRAULIC SYSTEM NO. 2 RUDDER CONT PWR SYSTEM NO. 2 43-R MAIN DC BUS 2
LOAD LIMIT VALVES RUDDER LOAD LIMIT VALVES 38-R MAIN DC BUS 1
POWER OFF LIGHTS RUDDER CONT POWER IND 30-R ISOUTED DC BUS
SYSTEM POWER ANNUNCIATOR WARN LT TEST & ANNUN CONT NO. 1 26-R ISOUTED DC BUSUGHTS WARN LT TEST & ANNUN CONT NO. 2 27-R ISOUTED DC BUS
SYSTEM HIGH PRESSURE LIGHTS RUDDER CONT POWER IND 30-R ISOLATED DC BUS
RUDDER OVER PRESSURE UGHT RUDDER CONT POWER IND 30-R ISOUTED DC BUS
TRIM RUDDER TRIM CONT 13-R ESSENTIAL AC BUS 1
TRIM INDICATOR RUDDER TRIM POS IND 38-R MAIN OC BUS 1
SPOILERSASYMMETRY SYSTEM:
NO. 2 HYDRAULIC SYSTEM SPOILER ASYMM HYD SYS NO. 2 36-R MAIN DC BUS 1NO. 3 HYDRAULIC SYSTEM SPOILERS ASYMM HYD SYS NO. 3 41-R MAIN DC BUS 2TEST SPOILER AUTO GND TEST 23-L 26V AC BUS 1
CONTROL SPOILER AUTO GRD OPERATION NO. 1 36-R MAIN DC BUS 1SPOILER AUTO GND OPERATION NO. 2 44-R MAIN DC BUS 2HYD SYS NO. 3 SPOILER SOV 45-R MAIN DC BUS 2
FLIGHT LIMIT STOP £± SPOILER IN FLT SOV HANDLE DETENT 45-R MAIN DC BUS 2ARM LT WARN
POSITION INDICATOR:POINTERS SPOILER POS IND. 23-L 26V AC BUS 1LOCKED/UNLKD FUG SPOILER SOV & POS IND 36-R MAIN DC BUS 1
SPOILER CABLE SERVO VALVE HYD SYS NO. 3 SPOILER SOV 45-R MAIN DC BUS 2SPOILER UNDER SPEED LIGHT & STALL PREVENT NO. 1 35-R ESSENTIAL AC BUS 1
AUDIBLE WARNING STALL WARN (OR PREVENT) NO. 2 40-R ESSENTIAL AC BUS 2STOP POSITION INDICATOR SPOILER IN FLT SOV HANDLE DETENT 45-R MAIN DC BUS 2
(HIGH/LOW-FORCE DETENT) ARM LT WARN
WARNING & EMERGENCY SYSTEMSALTITUDE ALERT AUDIBLE TONE FMS REUYS 32-B MAIN DC AVIONICS 1APU FIRE WARNING APU FIRE IND LT 30-L ISOUTED DC BUS
APU FIRE DET CONT UNIT 11-L MAIN AC BUS 4APU FIRE EXTINGUISHING APU FIRE EXT 30-L ISOUTED DC BUSBAILOUT HORN CARGO COMPT WARN HORN (13-A) EMERGENCY DC BUS
MANUAL BAIL OUT HORN 34-R MAIN DC BUS 1
A LABELED "SPOILER MLG INTLK' ON AIRCRAFT 12778 THRU 38090
Figure 1-182. Circuit Breaker Index (Sheet 30 of 31)
1-471
TO 1C-141C-1
COMPONENTCIRCUIT BREAKER
POWER SOURCEDESIGNATION LOCATION
WARNING & EMERGENCY SYSTEM (CONTINUED)ENGINE FIRE & PYLON FIRE ANDOVERHEAT:
NO. 1 ENGINE
NO. 2 ENGINE
NO. 3 ENGINE
NO. 4 ENGINE
TEST SWITCHES
ENGINE FIRE & OVERHEAT DETCONTROL UNIT NO. 1
ENGINE FIRE & OVERHEAT DETCONTROL UNIT NO. 2
ENGINE FIRE & OVERHEAT DETCONTROL UNIT NO. 3
ENGINE FIRE & OVERHEAT DETCONTROL UNIT NO. 4
AUDIBLE ALARM SILENCE & TEST
254.
25-L
25-L
25-L
31-R
ISOUTED DC BUS
ISOUTED DC BUS
ISOUTED DC BUS
ISOUTED DC BUS
ISOUTED DC BUSENGINE FIRE EXTINGUISHERS:
NO. 1 ENGINE
NO. 2 ENGINE
NO. 3 ENGINE
NO. 4 ENGINE
ENG NO. 1 FIRE EXTENG FIRE EXTINGUISHER NO. 1ENG NO. 2 FIRE EXTENG FIRE EXTINGUISHER NO. 2ENG NO. 3 FIRE EXTENG FIRE EXTINGUISHER NO. 3ENG NO. 4 FIRE EXTENG FIRE EXTINGUISHER NO. 4
26-L41-L27-L41-L284.41-L29-L41-L
ISOUTED DC BUSMAIN DC BUS 2ISOUTED DC BUSMAIN DC BUS 2ISOUTED DC BUSMAIN DC BUS 2ISOUTED DC BUSMAIN DC BUS 2
TCAS/TAWS:
TAWS COMPUTER
TCASTCAPTAWS CMPTR
28-C7-D
22-B
AC AVIONICS BUS 1MAIN DC AVIONICS 2AC AVIONICS BUS 2
LANDING GEAR WARNING HORN & LIGHT LANDING GEAR WARN 32-R ISOUTED DC BUSMASTER CAUTION
ANNUNCIATOR LIGHT WRN LT TEST & ANNUN CONT NO. 1WRN LT TEST & ANNUN CONT NO. 2WRN LT TEST & ANNUN CONT NO. 3WRN LT TEST & ANNUN CONT NO. 4
26-R27-R26-R29-R
ISOUTED DC BUSISOUTED DC BUSISOUTED DC BUSISOUTED DC BUS
RESET MASTER CAUTION RESET 31-R ISOUTED DC BUSMAX SPEED WARNING MAX SPEED WARN 41-R MAIN DC 2TAKE-OFF WARNING TAKE OFF WARNING 38-C ISOL AC AVIONICSTAKE-OFF ANNUNCIATOR TAKE OFF WARN HORN 45-R MAIN DC 2WIND SHEAR WARN AUDIBLE TONE FMS REUYS 32-B MAIN DC AVIONICS 1WINDSHIELD HEAT
CONTROLPILOT'S FRONT WINDSHIELDPILOTS SIDE WINDSHIELDS
PLT WSHLD HEAT CONTPLT SIDE WSHLD HEAT CONT
35-R41-R
MAIN DC BUS 1MAIN DC BUS 2
PILOTS CENTER WINDSHIELD CTR WSHLD HEAT CONT 41-R MAIN DC BUS 2COPILOTS FRONT WINDSHIELDCOPILOTS SIDE WINDSHIELDS
COPLT WSHLD HEAT CONTCOPLT SIDE WSHLD HEAT CONT
40-R35-R
MAIN DC BUS 2MAIN OC BUS 1
POWER:PILOT'S FRONT WINDSHIELD XMFR PLT WSHLD HTR PWR 1-L MAIN AC BUS 1PILOTS SIDE WINDSHIELDS XMFR PLT SIDE WSHLD HTR PWR 4-L MAIN AC BUS 2PILOTS FWD SIDE WINDSHIELD XMFR
TO WINDOW PWRPILOT SIDE WSHLD TRANS SEC HTR PWR 11-L 52V AC
PILOT'S CENTER WINDSHIELD XMFR CENTER WSHLD HTR PWR 114. MAIN AC BUS 4COPILOTS FRONT WINDSHIELD XMFR COPLT WSHLD HTR PWR 12-R MAIN AC BUS 4COPILOTS SIDE WINDSHIELDS XMFR COPLT SIDE WSHLD HTR PWR 54. MAIN AC BUS 2COPILOTS FWD SIDE WINDSHIELD
XMFR TO WINDOW PWRCOPLT SIDE WSHLD TRANS SEC HTR PWR 124. 52V AC
> ^
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Figure 1-182. Circuit Breaker Index (Sheet 31 of 31)
1-472 Change 1
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AIR CONDITIONING MASTER SWITCH POSITION CHARTCOMPONENTS
AFFECTEDAIR CONDITIONING MASTER SWITCH POSITION
APU ENG START BOTH LEFT RIGHT OFF RAMSYS AIR PRESS.
REG VALVES AS SELECTED CLOSED AS SELECTED AS SELECTED AS SELECTEDCLOSED
A A AS SELECTED
PRIM HT EXCHEJECT
S/O VALVESCLOSED POS BY CADC POS BY CADC POS BY CADC POS BY CADC POS BY CADC POS BY CADC
LH AIR CONDFLOW CONT AND
S/O VALVESOPEN POWER OFF OPEN OPEN CLOSED CLOSED CLOSED
RH AIR CONDFLOW CONT AND
S/O VALVEOPEN POWER OFF OPEN CLOSED OPEN CLOSED CLOSED
LH TURBINEBYPASS VALVE
CONTROL-LING POWER OFF CONTROL-
UNGCONTROL
LING POWER OFF POWER OFF POWER OFF
RH TURBINEBYPASS VALVE
CONTROLLING POWER OFF CONTROL
LING POWER OFF CONTROLLING POWER OFF POWER OFF
LH TEMP CONTROL VALVE
CONTROLLING POWER OFF CONTROL
LINGCONTROL-
LING POWER OFF POWER OFF POWER OFF
RH TEMP CONTROL VALVE
CONTROLLING POWER OFF CONTROL
LING POWER OFF CONTROLLING POWER OFF POWER OFF
FLT STA ALT AIRSHUTOFF VALVE CLOSED CLOSED CLOSED CLOSED 38% FLT STA CLOSED CLOSED
PRIM HT EXCHCOOL AIR .
CONT VALVECONTROL
LINGCONTROL
LINGCONTROL
LINGCONTROL
LINGCONTROL
LINGCONTROL
LINGCONTROL
LING
FLOOR HEATSHUTOFF VALVE OPEN OPEN AS SELECTED AS SELECTED AS SELECTED AS SELECTED AS SELECTED
FLOOR HEATMOO AND
SHUTOFF VALVEAS SELECTED CLOSED AS SELECTED AS SELECTED AS SELECTED AS SELECTED AS SELECTED
BLEED AIR WINGISOUTION
VALVEOPEN OPEN AS SELECTED AS SELECTED AS SELECTED AS SELECTED AS SELECTED
BLEED AIR SHUT-OFF VALVES CLOSED AS SELECTED AS SELECTED AS SELECTED AS SELECTED AS SELECTED AS SELECTED
RAM AIR VENTVALVE CLOSED CLOSED CLOSED CLOSED CLOSED CLOSED OPEN
FLT STA TEMPSENSOR AND
FANPOWER ON POWER OFF POWER ON POWER ON POWER OFF POWER OFF POWER OFF
CARGO COMPTTEMP SENSOR
AND FANPOWER ON POWER OFF POWER ON POWER OFF POWER ON POWER OFF POWER OFF
CARGOCOMPTRECIRCULATION
FANPOWER ON POWER OFF POWER ON POWER ON POWER ON POWER OFF POWER OFF
CABIN PRESS.CONT FAN AND
VENTURI
POWER ON(GROUND
ONLY)POWER ON
POWER ON(GROUND
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POWER ON(GROUND
ONLY)
POWER ON(GROUND
ONLY)POWER ON POWER ON
CABIN ALT LIMTSOLENOID VALVE
CLOSED CLOSED CLOSED CLOSED CLOSED CLOSED OPEN
A ON 38075 AND UP. IF RAIN REMOVAL SWITCH IS OFF, SYSTEM AIR PRESSUREREGUUTOR VALVES WILL BE CLOSED, OR AS SELECTED WITH RAIN REMOVAL ON.
A ON 12778 AND 12779 FOR RAIN REMOVAL TO BE OPERATIONAL, THE AIR CONDITIONINGMASTER SWITCH MUST BE IN THE BOTH, LEFT OR RIGHT POSITION.
Figure 1-185. Air Conditioning Master Switch Position Chart
1-478
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SYSTEM NO. 3
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A CASE DRAIN RELIEF VALVE SET TO RELIEVE AT APPROXI-Z—iMATELY20 PSI.
^SET TO RELIEVE AT APPROXIMATELY 3,560 PSI.A ALSO FILTER RETURN FLUID FROM LANDING GEAR, PITCH-"^TRIM, EMERGENCY GENERATOR, WHEEL BRAKES AND
WING FLAPS.
A ALSO FILTERS RETURN FLUID FROM PETAL DOOR MOTOR-—^AND WING FLAPS.
A OVERFLOW VENT TANK IS SHARED BY NO. 2 AND NO. 3"—^HYDRAULIC SYSTEMS.
Figure 1-189. (Sheet 3 of 3)
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FLIGHT CONTROLS SYSTEMS
PILOTSCONTROL WHEEL'QsxS) qj\S)
TENSION REGULATORS
AILERONSYSTEM
A
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PRESSUREAILERON AILERON
AILERON TRIMINDICATOR
RIGHT AILERONSYS NO. 1 POWERCONTROL SWITCH
NORMAL
AILERONTRIM
SWITCHES
RIGHT AILERONSYS NO. 2 POWERCONTROLjjWITCH
TAB OPERABLEOFF
NORMAL
Figure 1-191. (Sheet I of 4)
1-486
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HYDRAULIC SYSTEM NO. 1 RETURN
HYDRAULIC SYSTEM NO. 2 PRESSURE
HYDRAULIC SYSTEM NO. 2 RETURN
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MOTOR OPERATED SHUTOFF VALVEAND BYPASS VALVE
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^COPILOTS CONTROL WHEEL, PILOTS SIMILAR
^AjHE INDICATOR REFERENCES NOSE-UPAND NOSE-DOWN OF THE AIRCRAFT
/M^ONE ADDITIONAL SHEAR PIN IS LOCATED INTHE ARTIFICIAL FEEL MECHANISM ONAIRCRAFT NOT MODIFIED BY TCTO 716/805
Figure 1-191. (Sheet 4 of 4)
1-489
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A. LOSS OF ELECTRICAL POWER IN THE ABSENCE OF ANASYMMETRIC CONDITION LEAVES THESE NORMALLYDE-ENERGIZED SOLENOIDS DE-ENERGIZED. AND THEFLAP SYSTEM REMAINS OPERATIONAL. BUT THEASYMMETRY PROTECTION SYSTEM IS RENDERED IN-OPERATIVE.
A SWITCH ACTUATES IF FLAP CONTROL CABLEBREAKS.
A 10 6PM NOMINAL TO PREVENT FLAP MOTOR OVERSPEED.
Figure 1-193.1-491
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LEFT WHEELREMOVED FORCLARITY
1. RIGHT NLG CRANK2 UP/DOWN LOCK ACTUATOR3 NLG POSITION SWITCH NO. 24. NLG POSITIVE DOWNLOCK
SWITCH5. LEFT NLG CRANK6 UP/DOWN LOCK PUSHROD
7 UP/DOWN LOCK LEVER8 UP/DOWN LOCK EMERGENCY
RELEASE HANDLE9. FILLER VALVE
10 DRAG BRACE ASSEMBLY11. SPHERICAL BEARING12. BEARING
13. NLG TRUNNION14. BEARING15. DISCONNECT PINS16 TORQUE ARM ASSEMBLIES17. NLG ACTUATOR18. SPHERICAL BEARING19 SHOCK STRUT TRUNNION2 0 . S H O C K S T R U T , „ , „ „ „ „21. NLG UP/DOWN LOCK SWITCH
-■ 0
Figure 1-197. Nose Landing Gear (Sheet 2 of 2)
1-500