Wiring 1985-01 Demyst 523 pages - My Wheel Horse … · 310-8 Information List (1992 - 1993) 312-8 Information List (1992 - 1997) 314-8 Information List 1992 (1993) ... Wiring 1985-01

312-A & 312-8 Information List (1986)

Wiring Diagram . . . . . . . . . . . . . . . . . 7-46

Circuit Diagrams

Starter Motor Circuits . . . . . . . . . . . 7-47

Spark Circuit . . . . . . . . . . . . . . . 7-48

Charging Circuit . . . . . . . . . . . . . 7-48

Gauge Circuit . . . . . . . . . . . . . . . 7-48

Light Circuit . . . . . . . . . . . . . . . 7-49

Oil Light Test Circuit . . . . . . . . . . . 7-49

Info

rma

tion

Lis

t1986 312-A & 312-8

Demystification Guide 7 - 45

312·A & 312·8

WIring Diagram

HEADLIGHTS

I'

lTGRN

LTGRN

TEST SWITCH

" ~ ~ .. " ~ ~ ~ 0

~ > 0

BLK

r;::==::,,--==~~-~ PARKING BlK BRAKE

7·46

SWITCH * (.1'~ OPTIONAL) HOURMETER lJOL. TMETER

PK

WIRE #3 IGNITION

II)

WIRE #4 START IS)

WIRE #5 BATTERY

IB)

PK

ALT AC

OUTPUT

DKGRN

LIGHT SWITCH

* DKSLU

0 Q

oJ! w .x ~

.S! ~ •

BREAKER POINTS

rL~

RED

LTBLU

PEDAL RELAY INTERLOCK

SWITCH

BAnERY

000000

PUR

+

PTO INTERLOCK

SWITCH *

b SEAT * SWITCH

1986

rev. 4-03

ALT DC

OUTPUT • NO CONTACTS·

CLOSED WHEN • PTO DISENGAGED

• NO CONTACTS· CLOSED WHEN PTO DISENGAGED

WHT

FUSE5AMP

ORN

OC ACCESSORIES RED

IGNITION

RECTIFIER --_"1~b),~~B~A~TT~E~R~Y

WIRE #2 ASSESSORY

IA)

WlRE.1 RECTIFIER

IR)

START

FUSE 16 AMP

WIRE COLOR CODES

BLK.-"'_", B*'k DK SLV •• ,' Dark 9lu!I LT'BLU .. ,_ Ugrnlllue DK GRN ___ Dm. Green U ~N .. _. L~t Gfa"",

ORN _.,,_ .. 0rM0e f'I(._, .. _._PinIt. PUR ,_.,_ Purplll WHI_·· __ WI'IiIe

'1'101.·· .. _ · - _ '1'.""""

~"';-CHT ELECTRICAL CONN

POSITION I BElWEEN TERMINALS ----r--------

OFF i NONE j------1--·-·---·--·--· ~ RUN B+R+I+A r-~---+-------·--· ~~AT! B+R+I+S

Demystlflcatlon Guide

Circ

uits

Starter Motor Circuit

(ignition switch in “start”)


(ignition switch in “start” with low oil level)

1986 312-A & 312-8


Gauge Circuit

(ignition switch in “run”)

Cir

cu

its

Spark Circuit


Charging Circuit


312-A & 312-8 1986

7 - 48 Demystification Guide

Circ

uits

Light Circuit


Oil Light Test Circuit


1986 312-A & 312-8


312-8 Information List (1987 - 1988)

Wiring Diagram . . . . . . . . . . . . . . . . . 7-34

Circuit Diagrams

Starter Motor Circuit . . . . . . . . . . . 7-35

Spark Circuit . . . . . . . . . . . . . . . 7-35


Gauge Circuit . . . . . . . . . . . . . . . 7-36

Light Circuit . . . . . . . . . . . . . . . . 7-36

Oil Circuit . . . . . . . . . . . . . . . . . 7-37

Info

rma

tion

Lis

t1987 - 1988 312-8


Wiring Diagram

Wir

ing

Dia

gra

m312-8 1987 - 1988


HEADLIGHTS

v -,1. "- ENGINE r?ir ~ OIL SWITCH BATTERY

LT GREEN -ol LT GREEN MOQ STARTERl + ...

:;) ...J CD

" 0

LT GREEN LlGHT~ SOLENOID

TAIL LlGH~ [ -=-

... I~ \...J

Q. It:

DARK BLUE 13'" RELAY

:;) ... ... Q. :;) :> -=-...J ...J

0 ... CD CD ... \oJ

r--"[ BLACK .... :;) It:

I :.< ':i ...J a:: CD

2 ORANGE l ~ «

TAN STRIPE l., 0 :i

3 4-

.., LT BLUE CLUTCH

5 'PURPLE STRIPE

~ 1/ NEUTRAL

6 OK. GREEN SAFETY

7 • 'LT. GREEN SWITCH

B \ WHITE

9 YELLOW

10 ORANGE z N.C. CONTACTS ~~. 25

.-- REO \oJ OPEN WHEN PTO

II RI A K

... DISENGAGED Q. AMP: (

c.R 1'1 I a::

~ ~ FUSE

(!)

>i Q.

~J 0 ~/1;E ORANGE

--r.

~iRJ SE~1 ORANGE r

SWITCH

l!.-lf'EST SWITCH Il~ PINK / / N ~ CONTACTS CLOSED

L- MOM. ON

~

""~ 15 .J

/ WHEN PTO DISENGAGED

+ + AMP ~ PTO INTERLOCK 0

VOLT, ". FUSE \oJ

HOUR .... SWITCHES 0::

METER miIiIi METER ~\ .

- (' (

BLACK r )~~ED~USE ~ BLACK OK. GREEN 25 AMP I

START D.C. ACCESSORIES -S0 BATTERY

RECTIFIER ./ BLACK

WIRE'* 5 - WIRE '* 2 D.C.

, ~ BATTERY

MAGNETO

ACCESSORIES

k;~~~/f WIRE#4 .' .Jtt1 \ ~ START' -1'~$ u0 ~ SWITCH ELECTRICAL CONN,

~ POSITION BETWEEN TERMINALS

GROUND J OFF G M A (SWITCH CASI •• GROUNDED)

-- WIRE· 3 MAGNETO RUN B. R' A

. WIRE I RECTIFIER START B' S

Circ

uits



Spark Circuit


1987 - 1988 312-8


Cir

cu

its

Gauge Circuit


Light Circuit


Charging Circuit


312-8 1987 - 1988


Circ

uits

Oil Circuit

(with ignition switch in “start”)(prevents starting if oil is low)

1987 - 1988 312-8


fik II Re

Battery _ (12volt)

Fuse (25 amp)

Ignition Switch (In "start")

o

~ I 1 0

Clutch Switch (clutched)

Dashed lines

1 -- 1

1----' ~\ do not carry current

I 0 0-1-- -c(P r---- I I ---I o-L PUol I -

U", , ' -- l1YrL.J" - 'I I ____ --- Starter Motor

: : '" So,'""" - 1 ,""",m,"" 1-Or 1 ot energized) 1 -=

L Bk ---1-

OiILe~8IRe~Y (energized)

o

Or

Test Switch (not depressed)

Low Oil Light (on)

312-8 Information List (1989)

Wiring Diagram . . . . . . . . . . . . . . . . . 7-28

Circuit Diagrams


Spark Circuit . . . . . . . . . . . . . . . 7-29

Gauge Circuit . . . . . . . . . . . . . . . 7-30

Charging Circuit . . . . . . . . . . . . . . 7-30

Light Circuit . . . . . . . . . . . . . . . . 7-30

Oil Circuit . . . . . . . . . . . . . . . . . 7-31

Info

rma

tion

Lis

t1989 312-8


Wiring Diagram

Wir

ing

Dia

gra

m312-8 1989


HEADLIGHTS

y + \. ENGINE

~ '" LT. GREEN

OIL SWITCH BATTERY

-91 LT. GREEN 8 [STARTER + I&J

3 -*" CD

~

LT. GREEN LIGHTg SOLENOID

'AIL LIGH~ ";" \..../ \~ '\ ":" '-'

DARK BLUE PAR~RAKE I&J I&J RELAY ~ 3 3 ";" 0

'--0 ~ III CD I&J ~ 1£

j.Bl.ACK :I u

0 i ~ ~ OIl

L....- ei: :oJ III oJ

2 ORANGE • ot CD

3 ~AN STRIPE L 0 !j

4 TI8lUE ( 1- CLUTCH

II PURPLE STRIPE

1r NEUTRAL

IS 6 OK,GREEN SAFETY

C[ 7 LT, GREEN SWITCH

ii 8 WHITE 9 YELLOW 10 ORANGE z N,C, CONTACT8 I&J 211

..-- II RED 11/ OPENWHENPT ..J

BLACK 'I 11/ DISENGAGED A. AMP

,~ II:

~~E 1; II: FUSE

L..I.&.J ,,1 " :> ':II. A. 0

~ ~tJ ORANGE --

'" t~ SE~~

ORANGE SWITCH

.... "-- TEST SWITCH

I/~ PINK 7 /.,:: ''''''M''SCII''ED MOM, ON

If" ""' :$ ?I" WHEN PTO DISENGAGED

+ VOLT \.,

AMP ~ PTO INTERLOCK 0

HOUR FUSE I&J

METER imJl METER' , .. SWITCHES II:

- I ( BLACK r .f RED-c::jJ

~ DK.GREEN BLACK ..! -START

D.C. ACCESSOR:~ ~ BATTERY

REt''"'' ~A~\ BLACK

WIRE:!! II - -t BATTERY WIRE *2 DC. I~MAGNETO BLACK

ACCESSORIES -~f ~~~ ,\

WIRE#4 H :0f ~ START-1 (1

~ SWITCH ELECTRICAL CONN.

~ tJ POSITION BETWEEN TERMINALS

GROUND OFF ,TSWITCH CASE

G· M' A GROUNDED)

WIRE I 3 MAGNETO RUN B·R+A

• WIRE I RECTIFIER START B + 5



Spark Circuit


!"!#$

%&'() %)

%&*! %*

%+,-# %+

.'+) %&*! .) %*

.'+) /+!!# .) /#

/+!!# /#

/+'0 /0

1"23 %&*! 3 %*

4+'#"! 4+

51#) 51

5*+6&! 5*

7!$ 7$

8'# 8'

9213! 92

:!&&,- :!

Circ

uits

1989 312-8


Gauge Circuit


Charging Circuit


Light Circuit


!"!#$

%&'() %)

%&*! %*

%+,-# %+

.'+) %&*! .) %*

.'+) /+!!# .) /#

/+!!# /#

/+'0 /0

1"23 %&*! 3 %*

4+'#"! 4+

51#) 51

5*+6&! 5*

7!$ 7$

8'# 8'

9213! 92

:!&&,- :!

Cir

cu

its

312-8 1989


Oil Circuit

(with ignition switch in “start”)(prevents starting if oil is low)

Circ

uits

1989 312-8


Dkl' Re

Battery _ (12volt)

~ lo ___ ~L~h~ed\es do-c(P not carry current

'" ' 0 r---- I I ---'" I oJ- '"" I --,::,~,;::g::) """ I I -- l~"---- ru""" """ I '-'t-"'-_LJl':..a",~.:: ~ I I, "'''''0 I ""'m,"" ~ Oil SwitC:;:h----,-...:...-- (O)rr : I I not energized) I -= ,b,,") l' -"-OiILe~8IRe~

Ignition Switch (In "start")

(energized) Y

o

Or

Test Switch (not depressed)

312-H & 312-8 Information List (1990 - 1991)

Wiring Diagram . . . . . . . . . . . . . . . . . 7-40

Circuit Diagrams

Starter Motor Circuits . . . . . . . . . . . 7-41

Spark Circuit . . . . . . . . . . . . . . . 7-42


Gauge Circuit . . . . . . . . . . . . . . . 7-42

Light Circuit . . . . . . . . . . . . . . . 7-43

Info

rma

tion

Lis

t1990 - 1991 312-H & 312-8


Wiring Diagram

Wir

ing

Dia

gra

m312-H & 312-8 1990 - 1991


HEADLIGHT SWITCH

15 AMP FUSE

PINK

BLACK

G

ACCESSORIES (AI

MAGNETO (M)

TAN

OFF

RUN

START

LIGHT BLUE

25 AMP FUSE

G+M'A (SWITCH CASE GND)

B'S

PURPLE

RED

1990· 1991

Te V, 4-03

312·H & 312·8

Start.r Motor CircuIt (Ignition switch In "start")

(£-_________________ ~:----;L---~ , ' I I ~mob

o _ ........ 1 (naul'lltfVladl _

Demy.tJtlCllllon GuIde

-..... (n.-ll

o

1'0'0_ (~) ........ -

(In-neutral )

C>-~------4 ow L.wISwItdl ,

(011 leY.' OK) I

,~-----.-----------------.-!

......... . (not'~)

.,.

Starter Motor Circuit (Ignition switch In "start" with low ollie"")

o

OI~G:WIkh (011 ...... I/ow)

.,.

i .. · .... -' , ' ,

... ~LI_ ' , .. __ .-, ........ (-

7-41

Cir

cu

its

Spark Circuit


Charging Circuit


Gauge Circuit


312-H & 312-8 1990 - 1991


Circ

uits

Light Circuit


1990 - 1991 312-H & 312-8


~------IAC

AC

Wh B+t----,

Regulator/Rectifier Wh

Re Ignition - Bk III-!R~e,--___ ....!R~e'-O o-""Re"--___ ---l Switch

r=:attery 1 (~2VOlt) Fuse

(25 amp)

Pi Pi

Light Switch (on)

Lt Gn

Bk/Lt Gn 1-~u.."L-...J

Lt Gn

Taillightsl (on)

Legend

Black'

Blue' Brown-Dark Blue'

Dark Green'

Green-

Gray·

Light Blue'

Orange· Pink-

Purple'

Red' Tan-White'

Yellow'

Bk' Bu-

B" DkBu'

DkGn'

Gn'

Gy

Lt Bu'

Or· Pi-

Pu-

Rd

Ta-Who

Ye

rev. 4-03

7 - 23Demystification Guide



314-8 Information List 1992 (1993)

Wiring Diagram . . . . . . . . . . . . . . 7-24

Circuit Diagrams

Starter Motor Circuit . . . . . . . . . . 7-25

Spark Circuit . . . . . . . . . . . . . 7-25

Charging Circuit . . . . . . . . . . . 7-26

Light Circuit . . . . . . . . . . . . . 7-26

Hourmeter Circuit . . . . . . . . . . 7-26

310-8 - - - - - - - - - - 1992-1993 314-8 - - - - - - - - - - 1993

312-8 - - - - - - - - - - 1992-1997

310-8 - - - - - - - - - - 1992-1993 314-8 - - - - - - - - - - 1993

312-8 - - - - - - - - - - 1992-1997

Wiring Diagram rev. 4-03


i

rev. 4-03

7 - 25Demystification Guide

Starter Motor Circuit(ignition switch in “start” with low oil level)

Spark Circuit(ignition switch in “start”)

310-8 - - - - - - - - - - 1992-1993 314-8 - - - - - - - - - - 1993

312-8 - - - - - - - - - - 1992-1997

rev. 4-03


Charging Circuit(ignition switch in “run”)

Light Circuit(ignition switch in “run”)

Hourmeter Circuit(ignition switch in “run”)

310-8 - - - - - - - - - - 1992-1993 314-8 - - - - - - - - - - 1993

312-8 - - - - - - - - - - 1992-1997

312-8 Information List (1998)

Wiring Diagram . . . . . . . . . . . . . . . . . 7-18

Circuit Diagrams


Spark Circuits . . . . . . . . . . 7-19 & 7-20


Hourmeter Circuit . . . . . . . . . . . . 7-20

Light Circuit . . . . . . . . . . . . . . . 7-21

Info

rma

tion

Lis

t1998 312-8


.... ... CD

I g

~

TOHEADUGHr ......... "",",METER

.. ~ "'''ITlW.

~

52 PTO

F4

'"

CI.DSED 'MEN PTO IS..........,."

.v;

I I ~lW. r:r~' I I RElAY)

L::LJ J 51

~~ OPERATOR PftESENT

r:roi' I

L· 1.' I I IKll. rELAy)

G -J

r::r1,

I' • I

~ur:.r£LAtt -J ~ I

Wiring Diagram

.. --

,,:,"GND

F1 ...

OfF ...........,.. .... STAAT

NO ""'"'"""'" IIAL B'. B"

B+ I ~ ~I OJ,

r---~---mAA' I~~

ill -

IGH1ION MOOUlE

~I RfG-O:@

WIRE 00UlR COOES

-<iitoo(i)o SUE

~GR£Y o@o Mm o(iijoYlClEr -®- ... oG)o VEllDW oG)o , .... -<iito ..... o(Qio """"""

W PINK o@- lUCK

~ GRfSoI WITH,...,.SllIft

-<iiiiit- BUJE WITH ~S1N'E ~ GREY WITH III.ACI(.STHIPE

~ vruowlMTli BlN::I( ST8IPE

-<Mir REO WITH ,...,. STRIPE

~ Vk)lEfWITH WHIlE STRIPE

~ PJ« WJTH BlACK STRIPE

! :z. i 2 • III ;

<1 < i' :::

a

w ... N • CD

... i

Circ

uits



Spark Circuit


1998 312-8


Cir

cu

its

Spark Circuit


Charging Circuit


Hourmeter Circuit


312-8 1998


Light Circuit


Circ

uits

1998 312-8


AC B+ I-_V~i.::.o_-O

AC

Regulator/Rectifier

~ II 1-'-'-1 R ---:.;,R6\9 RIW

Battery Fuse _ (12 Volt) (30 amp)

Gy/Bk

Fuse (10amp)

Gy

Headlight Connector

Headlights (on)

U'U""",1

Slack BK

Browl1 BN

SlUG BU

Green GN

Gray GY Orange OR

Pink P

Red R

IlIn ,. Vlolel VlO Whit .. W

Yellow V

7 - 22EDemystification Guide

1999 - 2001 312-8

Starter Motor Circuit(ignition switch in “start”)

rev. 4-03

Spark Circuit(ignition switch in “start”)

Run Forward(PTO “on”)

312-8 1999 - 2001

Demystification Guide7 - 22F

rev. 4-03

. r'\ '" "~ .QY .... (30 , mpl ,,.-.J;:";hl - ,-

'""'" (In run)

Legend

Black el Blu. B"

& own ft Dark Blue Dk Bu

Dart Gree" DkGn

Gree n Co C" C

U hi Blue U Be

Oran • C, Pink C.

Pur Ie C" ~., ~.

h. h 'M1 ite "" Ye llow "

,-

~ Ignnion IW

CoU I Da"" In .. do •

nat U"'I' wJQfll. --.. I I , _ __ _ , ------ - In , . - , 0, I f""rn l T , . - _.

~ SN{ SwllctI

~,-(01"'"\01' 010 . t- rgIH<I) l ___ r

, .... t-.g1Hd!

._1..- r - - "--'«-"

,. 1- _-_ I "_ SwItch

(In forwIord)

l "

110.",p) PTO $wilen ,.,._, _. - , , I Coli nCII , • ~ ........ , , , , , HoMow

'" InRllYense , ModulI , ,

-' , IHMIRJ , 00. , • .. ' , .... ... 1---- ' - ,

,

7 - 22GDemystification Guide

1999 - 2001 312-8

Run Reverse(PTO “on” NMIR override)

rev. 4-03

Legend

Black e, Blue ec

Er awn " Dark Blue Dk Bu

Dark Gr ee n Dk Gn

Gree n Co C" C

Li hi Blue Lt Bu Oran e C,

Pink ~ ,

Pur Ie Cc C., C. ''" " Wh ite W>

Ye ll ow ,.

~ iII_ I W ~-::-:::::~i:. con ' ______ •

, - --

I~"<.

,.'"~~ _.

I~M 'RI

Charging Circuit

312-8 1999 - 2001

Demystification Guide7 - 22H

rev. 4-03

Light Circuit

~) I: ··1 •• 0\y ~8 ..L

- Fuse Altern.lor Regulator I RIIK:tifl.r (25 amp) Ignition

Switch Un run)

J..~"""ld'~ " " , Battery Fuse

(3G amp) Ignition Switch

(In run ' lights)

Legend

Blac k e, Blue ec

Erow n • Dark Blue Dk Btl

Da rk Gr ee n Dk Gn

Gr een Co C" C

Li hi Blue Lt Btl

Oran e C, Pink C,

Pur Ie C" c,' C,

'" " Wh ite "" Ye ll ow "

Fuse (10 amp)

~ cifb •. !JI II~ Fun Battery

(30 amp)

Hu tllights (on)

e.

-

Documents

Wiring 1985-01 Demyst 523 pages - My Wheel Horse … · 310-8 Information List (1992 - 1993) 312-8 Information List (1992 - 1997) 314-8 Information List 1992 (1993) ... Wiring 1985-01