Battery24v/40amp

BatteryBus

BatteryCharge

Bus

GPU28-28.5v/1000-1500amp

EmergencyBus

R Main Bus

L Main Bus

STBYBattery

STBY Bus

Inverter#1

Inverter#2

Inverter Control Printed

Board

Sec Bus115v

Sec Bus26v

Pri Bus115v

Pri Bus26v

Pri Shed Bus115v

Pri Shed Bus26v

L Start/Gen R Start/Gen

StartBus

Flap PosL Oil PsiR Oil Psi

Pitch Trim Pos

GPWSGRE

CP Inst Lt Eng EFC StartL ITT RTU #1Stby Alt Stby ADIUHF

L Load Bus

R Load Bus

AURAL WARN L ENG FIRE EXTBATT FDR PROT L GND SAFECABIN SIGN L HYD SOL VCP AUDIO L STALL WARNCP CLOCK L FAN RPMDOOR SEAL L IGNEMER LDG POS L SOL VALVEEMER LIGHTS L TURBINE RPMEMER #2 INV NAV #1EMER PITCH TRIM OXY CTRL PASSEMER WARN LITE R ENG FIRE EXTFIRE BELL R HYD SOL VFLOOD INST R SOL VALVEFUS SMOKE DET TRIM WARNWING A/I SYS

GALLEY BUSAFT BLOWER CABIN LITEAV BKUP BLOWER FWD BLOWERAV BLOWER TOILET

R RDO BUSATC MFDDPU 2 NAV 2DSP 2 PROC 2 HEATEADI 2 TRU 2EHSI 2 VHFFCS 2 VSI 2

R OVHD BUSAOA R HEATER NAVPITOT R HEATER ROTATE BCNSTATIC CP HEAT WING INSP R

R NON-ESS BUSA/C VAPOR BVGECABIN TEMP PASS READR DEFOG BLOWER R WIPERR WSHLD CONT RADAR

L RDO BUSADF FCS 1CDU PROC 1 HEATDME RADIO ALTDPU 1 TACANDSP 1 TCASEADI GPSESHI 1 VSI 1

L OVHD BUSAOA L HEATER ANTI COLPITOT L HEATER WING INSP L STATIC PLT HEAT

L NON-ESS BUSL LDG LITE

A/P TRIM LDG GR POSL TRANS PUMP ADC 1L ENG A/I L VIBAHRS 1 L LDG LTL WING QTY ALT 1L LDG LT CONT MASTER TESTANTI SKID L WIPERMSI 1 L WSHLDINV 1 CONT CABIN PRESSL WNSHLD CONT PLT AUDIODAU A L AUTO BOOSTPLT CLOCK FMS 1L BOOST PUMP PLT INSTFUSLG QTY L ENG EFCPLT WARN GND CREW AUDIOL FIRE DET RADIO ALTL FUEL FLOW ROLL TRIMH PSI L FUEL TRANSRUD TRIM POS ICE DETL JET PUMP VENT BLOWERINST CONT L OIL TEMPVSI 1 L BLEED VALVEL START/GEN XFEED VALVEL DEFOG BLOWERAVIONICS ANN/DIMH STAB DEICE CONT

AHRSBattery

AHRS

ADC 2 MAPR FUEL TRANS AHRS 2MSI 2 R IGNA/C ACM INV 2 CONTR ITT ALT 2OBSERVER AUDIO R JET PUMPCABIN AUDIO PITCH TRIMR OIL TEMP C/B PANELR BLEED VALVE R START/GENCP WARN R ENG A/IR TRANS PUMPR GND SAFE R TURBINE RPMCTR PED R LDG LTR VIB DAU BR LDG LT CONT R WING QTYFLAP R WSHLDR STALL WARN FMS 2R AUDIO BOOST ROLL TRIM POSGAP DEICER CONT R BOOST PUMPRUD TRIM H STAB AI CONTR ENG EFC SDRRHYP PSI CONT R FAN RPMSPEED BRAKE LAV AUDIOR FIRE DETECT TEMPLDG GEAR R FUEL FLOWCTR INST & O/H PNL WING A/I

R Relay R

RR

R R

Sw Switch

R

R

R

R

R

R

SwSw

GCUGCU

Generator Relay

Generator Relay

Emergency BusPower Relay

Starter Relay

Starter Relay

Ext PowerRelay

BatteryRelay

Battery Tie-InRelay

Emergency Bus Tie Relay

InverterRelay

Battery PowerPower Relay

Leighton v1.3

T-1A

Electrical System

Reservoir0.8-1.1 gal

Valve Package

Landing GearFlaps

Speed Brakes

L PumpR Pump

ShutoffValve

ShutoffValve

Leighton v1.3

FilterWith

Bypass

FilterWith

Bypass

CheckValve

CheckValve

Brakes

FilterWith

Bypass

BypassValve

(1850psi)

ReliefValve

(1650psi)

PressureSensor

PressureSensor

AirFilter

CheckValve

VacuumReliefValve

ReservoirReliefValve

EngineBleedAir

(15psi)

LH PumpLow

(750psi)

RH PumpLow

(750psi)

PressureDumpSwitch

PressureSensor

HYDPressureGauge

HYD Level Lo(0.6gal)

L H/VClose

L F/VClose

LH ENGFIREPUSH

L H/VClose

L F/VClose

LH ENGFIREPUSH

T-1A

Hydraulic System

Bleed Air

GroundConnector

CheckValve

Drain Line

Leighton v1.3

T-1A

Fuel System

LeftMid-Tank

RightMid-Tank

Aft Cabin Tank

Aft Fuselage Tank

CheckValve

CheckValve

ShutoffValve

Filter

ShutoffValve

CheckValve

L H/VClose

L F/VClose

LH ENGFIREPUSH

L F Filter

Bypass(2.3 +/-.2psi)

L FUELPRESS LO(5 +/- .5psi

CheckValve

CheckValve

ShutoffValve

Filter

ShutoffValve

CheckValve

L H/VClose

L F/VClose

LH ENGFIREPUSH

R F Filter

Bypass(2.3 +/-.2psi)

Transfer Pump

Transfer Jet Pump

Jet Pump

Boost Pump

ShutoffValve

Gravity Refuel Total Pounds (JP8)

Wings: 2834# / 423gal (1417#/ / 211.5 each wing)

Fuselage: 2117# / 316gal

Total: 4951# / 739gal

Pressure Refuel Total Pounds (JP8)

Wings: 2740# / 409gal

(1370# /204.5gal each wing)

Fuselage: 2426# / 362 gal

Total: 5166# / 771 gal

R FUELPRESS LO(5 +/- .5psi)

R F XFRPRESS LO(5 +/-.5psi)

L F XFRPRESS LO(5 +/-.5psi)

R FUELLEVEL LO(200#/32g)

R FUELFEED

(70#/11g)

R WNG TKOV PRESS

(3.5 +/- .5psi)

L FUELLEVEL LO(200#/32g)

L FUELFEED

(70#/11g)

L WNG TKOV PRESS

(3.5 +/- .5psi)

F Filler

FF

FSingle PointRefueling

Fuel Probes

4 per Wing

2 Mid-Left

1 Aft Cabin

1 Aft Fuselage

EnginePump

EnginePump

Fuel Level Probe

ShutoffValve

Fuel Level Probe

ShutoffValve

T-1A

Landing Gear System

Gear SelectorValve

Door SelectorValve

Hydraulic Supply

Nitrogen

Nose GearActuatingCylinder

Left GearActuatingCylinder

Right GearActuatingCylinder

Nose GearUplock

Assembly

Nose GearDownlock

ReleaseActuatingCylinder

Left GearDownlock

ReleaseActuatingCylinder

Right GearDownlock

ReleaseActuatingCylinder

Left GearUplock

Assembly

Right GearUplock

Assembly

Hydraulic Return Line

Right DoorUplock

Assembly

Left DoorUplock

Assembly

Left InboardDoor

ActuatingCylinder

Right InboardDoor

ActuatingCylinder

ShuttleValve

ShuttleValve

PneumaticControlValve

Emergency GearExtension

Uplock Control Cable

Valve Package

Landing GearControl Panel

Leighton v1.1

Leighton v1.1

T-1A

Brake System

Power Brake Valve

Park Brake Valve

Park Brake Valve

Hydraulic Supply

Accumulator900 +/-50

BrakeFluid

Reservoir

Hydraulic Return Line

Brake Brake

Nitrogen

Emergency BrakeControl Valve

Control ValveControl

Box

ANTI SKIDFAIL

MixingValve

MixingValve

Pilot’s MasterCylinders

Copilot’s MasterCylinders

SafetyRelay

Leighton v1.0

T-1A

Pneumatic System

EngineBleed Air

Venturi

EngineAnti-Ice

Bleed Air Valve

AirCycle Unit

CheckValve

PressureRegulator/

ShutoffValve

Venturi

CheckValve

CheckValve

Venturi

PressureRegulator/

ShutoffValve

CheckValve

EngineAnti-Ice

Bleed Air Valve

EngineBleed Air

Venturi

WingAnti-IceValves

EmergencyCabin

Pressure

Solenoid Shutoff Valve

PressureRegulator

CheckValve

PressureRegulator

Air ConditioningTemperature

Control SystemHydraulic Reservoir Package

EntranceDoor Seal

PressureEjector

CabinPressureControlSystem

Overboard

Unregulated AirVacuum15psi Air30psi Air

T-1A

Engine Oil System

Hudson

v1.0

Oil Tank2.03

Pump(Powered by N2)

Filterwith

Bypass

PressureSensor

TempSensor

Press LoSensor<40psi

Engine(5 Bearings)

ScavengerPump

ScavengerPump

(Aft Engine Area)

- Oil From the Back Pools Under Rear Bearings

- Oil from the Front and Middle Engine drips into the Accessory Gear Box

- High Air pressure against the labyrinth seals on the bearings prevents the loss of oil from the bearings

Cooler(Fuel Oil Exchanger

Temp/PressGauge

Excess OilBypass Line

L/R O Filter Bypass

T-1A

Bleed Air Anti-Ice System

Leighton

v1.0

Air CycleUnit

LeftEngine

RightEngine

Wing Leading Edge Wing Leading Edge

Engine A/I Engine A/I

Floor/Defog

Wing OV HT>212 or >350

Wing OV HT>212 or >350

L/R Eng Ice Temp LO

<120

Defog Air OV HT>200

BL AIR DCT FAIL

350 or 3.5 -/+.5 psi

WG ICE LO<140

WG ICE LO<140