14H MOTOR GRADER ELECTRICAL SYSTEM SCHEMATIC

Wire Description
Wire
Number
Wire
Color
Description
Wire
Number
Wire
Color
Description
Power Circuits
Monitoring Circuits (CONT'D)
101 RD
Bat (+)
441 OR
Eng Coolant Temp Gauge
102 RD
Hd Lmp
447 PK
Fuel Level Gauge
103 RD
Aux Ckt
450 YL
Tach Sender (+)
105 RD
Key Sw
462 YL
Secondary Ster Motor Indicator
108 RD
Aux Ckt
488 WH
Air SW To Air SW Jumper
109 RD
Alt Output (+) Term.
498 WH
Diff. Lock Indicator
112 PU
Main Power RIy Output
A429 YL
Articulation Indicator
113 OR
Opr Mon Panel B+ Switched
Accessory Circuits
114 RD
Warning Horn (Forward)
500 BR
Wiper - Front (Park)
115 RD
Aux Ckt
501 GN
Wiper - Front (Low)
116 BR
Aux Ckt
502 OR
Wiper - Front (HI)
118 GY
Aux Ckt
503 BR
Wiper - Rear (Park)
119 PK
Aux Ckt
504 YL
Wiper - Rear (Low)
121 RD
Back Alarm To Lamp
505 BU
Wiper - Rear (HI)
122 BU
Aux Ckt
506 PU
Washer - Front
123 WH
Aux Ckt
507 WH
Washer - Rear
124 GN
A/C
508 PU
Radio Speaker - Left
129 BU
Aux Ckt
509 WH
Radio Speaker - Left (Commom)
130 RD
Aux Ckt
511 BR
Radio Speaker - Right
134 RD
Aux Ckt
512 GN
Radio Speaker - Right (Common)
135 BU
Aux Ckt
513 OR
A/C Compressor/Refrigerant Pressure SW
136 GN
Secondary Ster
515 GY
Blower Motor (HI)
141 PK
Aux Ckt
516 GN
Blower Motor (Medium)
144 RD
Aux Ckt
517 BU
Blower Motor (Low)
147 RD
Aux Ckt
521 YL
A/C SW To Refrigerant SW
149 PU
Aux Ckt
522 WH
A/C Clutch To Thermostat SW
151 GN
Aux Ckt
537 GN
Turn Signal SW To Flasher
152 BU
Aux Ckt
556 WH
Differential Lock
158 BR
Aux Ckt
570 BU
Blade Cushion Sol
165 YL
Aux Ckt
575 YL
Wiper - Aux (Park)
169 PK
Aux Ckt
576 PK
Wiper - Aux (Low)
173 RD
Aux Ckt
577 PU
Wiper - Aux (HI)
176 OR
Aux Ckt
578 BU
Washer - Aux
Ground Circuits
584 YL
Wiper SW Jumper
200 BK
Main Chassis
592 BU
DC/DC Converter Power Output
201 BK
Operator Monitor Return
593 GN
Condensor Fan Relay To Motors
Basic Machine Circuits
597 PU
A/C HI Press. Coutout SW To Low Press. SW
301 BU
Starter No. 1 Sol
A503 PK
Front Defroster Fan (Low)
304 WH
Starter Relay No. 1 Output
A504 GN
Rear Defroster Fan (Low)
306 GN
Starter Relay Coil To Neut Start SW Or Key SW
A506 OR
Front Defroster Fan (HI)
307 OR
Key Start SW To Neut Start SW Or Sensor Module
A507 YL
Rear Defroster Fan (HI)
308 YL
Main Power Relay Coil
A513 PK
DC/DC Converter Memory Output
310 PU
Start Aid SW To Start Aid Sol
Lighting Circuits
311 WH
Start Aid Sol To Temp SW
600 BR
Dash Lamp Basic
321 BR
Bckp Alarm Lamp Travel Alarm
601 GY
Dash Lamp Hi
322 GY
Warning Horn (Forward)
603 PK
Rotary Beacon
326 RD
Key Start SW ‘C” Term.
604 OR
Stop Lamp
Monitoring Circuits
605 YL
Turn Lamp - Left
403 GN
Alternator (R) Term.
606 GY
Turn Lamp - Right
404 YL
Opr Mon Hyd Oil Temp
608 GN
Flood Lamp - Rear
405 GY
Opr Mon Oil Press. (Low Setting)
609 YL
Flood Lamp - Side
406 PU
Opr Mon Coolant Temp
611 PU
Head Lamp Hi
408 WH
Opr Mon System Air Press.
614 PU
Park/Tail/Dash/Lamp
409 OR
Opr Mon Neut
619 GN
Head Lamp Lo
410 WH
Opr Mon Action Alarm
629 PK
Aux Head Lamp
411 PK
Opr Mon Master
Control Circuits
413 BR
Opr Mon Fuel Press.
727 GN
Secondary Ster Motor Relay
415 GN
Opr Mon Test SW
728 BU
Secondary Ster Cont SW
417 GY
Primary Ster SW
E773 YL
Center Shift Sol Push
419 YL
Opr Mon Parking Brake
F775 BU
Centershift Solenoid
Component Location
Component
Schematic
Location
Machine
Location
Component
Schematic
Location
Machine
Location
Air Dryer
F-14 9
Resistor - Blower Switch (Heater)
A-11 E
Alarm - Action
B-8 C
Resistor - Defrost Motor
E-4 E
Alarm - Backup
E-15 1
Blower Motor
A-12 E
Alternator
D-14 2
Resistor - Panel Lamp Dimmer
E-9 B
Batteries - 12 Volt
E-13 5,6
Resistor - Starter
E-13 19
Breaker - Alternator (60A)
D-13 8
Sender - Articulation
C-12 23
Breaker - Converter
F-11 13
Sender - Coolant Temp.
A-14 24
Breaker - Headlamp
D-10 B
Sender - Fuel Level
A-13 25
Breaker - Lightbar Low Beam
D-10 B
Solenoid - A/C Clutch
A-13 22
Buss Bar
E-12 5
Solenoid - Blade Cushion
E-2 30
Control - Secondary Steering
E-13 9
Solenoid - Centershift
B-3 29
Converter - 24V to 12V
F-10 12
Solenoid - Differential Unlock
E-14 4
Converter - 24V to 12V
F-12 12
Solenoid - Forward Horn
F-3 10
Diode As - (A/C Clutch Sol)
A-13 22
Solenoid - Park Brake
B-12 10
Flasher
E-9 B
Solenoid - Shutdown
D-13 22
Fuses
B-5 C
Solenoid - Start Aid
A-13 25
Fuses
D-9 B
Switch - A/C Refrigerant
A-12 22
Fuses
E-10 B
Switch - Back-Up Alarm
F-14 4
Gauge - US System Air Press
E-5 A
Switch - Beacon
B-6 C
Gauge - R/S System Air Press
E-5 A
Switch - Beacon
B-10 C
Gauge Cluster
F-5 A
Switch - Blade Cushion
B-8 C
Ground - Cab
D-5 17
Switch - Blower (A/C)
B-10 C
Ground - Engine
E-12 22
Switch - Blower (Heater)
A-10 C
Ground - Frame (Front)
D-6 39
Switch - Brake Air
A-2 11
Ground - Frame (Rear)
E-12 8
Switch - Centershift Pin
B-9 C
Ground - Localized Stud
F-12 D
Switch - Coolant
A-14 24
Ground Strap - Front Frame to Rear Frame
C-12 23
Switch - Coolant Temp.
B-14 24
Lamp - Master Action
E-5 A
Switch - Defrost (Front)
A-6 C
Light Bar - Low Beam
E-8 A
Switch - Defrost (Rear)
B-6 C
Meter - Service
E-10 B
Switch - Differential Unlock
D-9 B
Monitor - Electronic Monitoring System
(EMS)
E-6 A
Switch - Disconnect
E-12 6
Motor - Blower (A/C)
B-10 1
Switch - Engine Oil
C-13 32
Motor - Blower (Heater)
A-10 E
Switch - Flood Lamp
D-8 B
Motor - Condenser
B-10 21
Switch - Fuel
B-13 24
Motor - Condenser
C-11 21
Switch - Headlamp/Tail
E-8 B
Motor - Defrost
E-4 15
Switch - Headlight Dimmer
D-9 B
Motor - Defroster (Blower)
A-12 15
Switch - Horn
E-9 B
Motor - Secondary Steering
F-13 20
Switch - Hyd. Oil Temp.
C-12 33
Motor - Starter
E-12 19
Switch - Key Start
B-9 C
Motor - Washer (Front Lower)
F-6 16
Switch - Neutral/Start
E-14 4
Motor - Washer (Front Upper)
F-6 16
Switch - Panel Lamp Dimmer
E-9 B
Motor - Washer (Rear)
F-6 16
Switch - Parking Brake Press.
B-11 34
Motor - Wiper (Front Lower)
C-4 17
Switch - Primary Steering
F-10 35
Motor - Wiper (Front Upper)
D-4 17
Switch - Secondary Steering Test
B-8 C
Motor - Wiper (Rear)
C-11 18
Switch - Start Aid EMS Test
E-8 B
Receptical - Aux. Start
D-12
Switch - Stop Lamp
A-2 11
Relay - Condenser
C-10 21
Switch -Tail Lamp
D-8 B
Relay - Main
D-14 8
Switch - Turn Signal
E-9 B
Relay - Secondary Steering
F-13 22
Switch - Wiper (Front Lower)
A-4 C
Relay - Start
D-13 8
Switch - Wiper (Front Upper)
B-4 C
Resistor - Blower Switch (A/C)
B-11 15
Switch - Wiper (Rear)
A-4 C
Thermostat
B-11 E
Machine locations are repeated for components located close together.
A = Operator’s Compartment (Dash).
B = Operator’s Compartment (Steering Console).
C = Operator’s Compartment (Right Side Console).
D= Operator’s Compartment (Headliner).
E = Operator’s Compartment (Under Seat).
F = Located under cab floorplate.
Resistor, Sender and Solenoid Specifications
Part No. Component Description Resistance (Ohms)¹
3E-5383
Sender - Articulation Position
6.0 ± 3 (MIN)
92 ± 5 (MAX)
3E-7985
Solenoid - Engine Shutdown
Start (Latch) Coil
Stop (Unlatch) Coil
1.55 ± 0.15
10.3 ± 1.03
3T-3123
Resistor - Panel Lamp Dimmer Switch
25.0 ± .3
6T-2217
Resistor - Starter/Diagnostic Conn
150 ± 7.5
7N-8532
Sender - Coolant Temperature
560 to 716 @ 54 °C (130 °F)
72 to 82 @110 °C (230 °F)
7T-4003
Resistor - Defroster/Blower Motor
10.0 ± 0.5
7T-6517
Solenoids - Blade Cushion
20.1 ± 1.0
7T-9074
Solenoid - Forward HornPark Brake
55.2 ± 5.8
9G-1950
Resistor - A/C Blower Motor
Heater Blower Motor
Overall 2.0 ± .1;Tap 1.0 ±.05
9G-4365
Solenoid - Start Aid
6.0
9X-9482
Solenoid - Centershift
68
101-1759
Solenoid - A/C Clutch
14.4 ± 0.6
¹ At room temperature unless otherwise noted.
Off Machine Switch Specification
Part No. Function Actuate Deactuate Contact Position
2M-9346
Stop Lamp Pressure
45 kPa MAX
(6.5 psi MAX)
5 kPa MIN
(0.5 psi MIN)
Normally Open
3E-2033
Park Brake Air Pressure
Brake Air Pressure
640 kPa
(92 psi)
530 ± 40 kPa
(77 ± 6 psi)
Normally Open
3E-6425
Coolant Temperature (Start Aid)
38 ± 3°C
(100 ± 5°F)
27°C MIN
(81°F MIN)
Normally Closed
7N-9785
Engine Coolant Temp (EMS)
107.2 ± 2.8°C
(225 ± 5°F)
93.0°C MIN
(200°F MIN)
Normally Closed
8N-1693
Coolant Temperature (Start Aid)
37.8 ± 2.8°C
(100 ± 5°F)
26.7°C MIN
(80°F MIN)
Normally Closed
8N-2248
Hydraulic Oil Temperature
101.7°C MIN
(215°F MIN)
93.3°C MIN
(200°F MIN)
Normally Closed
8T-8640
Primary Steering Pressure
1206 kPa (MAX)
(175 psi MAX)
700 ± 103 kPa
(100 ± 15 psi)
A-B, Normally Open
A-C, Normally Closed
9W-3187
Fuel Pressure (EMS)
93 ± 21 kPa
(13.5 ± 3.0 psi)
69 ± 21 kPa
(10.0 ± 3.0 psi)
Normally Closed
9X-0378
Engine Oil (Pressure)
62 kPa (MAX)
(9 psi MAX)
38 ± 20 kPa
(5.5 ± 3.0 psi)
Normally Open
114-5334
A/C Refrigerant (Pressure)
25 to 1750 kPa ¹
(40 to 255 psi)
Normally Open ²
¹ Contact position at the contacts of the harness connector.
² A hysteresis band exists: with increasing pressure the closed condition can be maintained up to 2800 kPa (405 psi), with decreasing - pressure the closed
condition can be maintained down to 170 kPa (25 psi).
Related Electrical Service Manuals
Form Number
Alternator: 6N-9294
Consist No. 9G-4574
SENR4130
Consist No. 100-5045
Consist No. 100-5046
SENR4130
SENR2082
Electronic Monitoring System SENR2945
Consist No. 6V-5023
Consist No. 6V-5207
Consist No. 6V-5226
SENR3536
SENR3581
SENR4975
Title
Connector Location
Connector Number
Schematic
Location
Machine
Location
CONN 1
Starting/Charging Diagnostic
E-14 45
CONN 2 F-14 36
CONN 3 F-14 7
CONN 4 B-14 8
CONN 5 B-14 11
CONN 6 A-14 27
CONN 7 A-14 26
CONN 8 A-14 8
CONN 9 B-13 37
CONN 10 B-13 37
CONN 11 B-13 37
CONN 12 D-13 22
CONN 13 D-13 37
CONN 14 D-13 37
CONN 15 F-12 37
CONN 16 B-12 10
CONN 17a A-10 C
CONN 17b B-11 C
CONN 17c A-11 C
CONN 18 D-12 44
CONN 19 F-11 28
CONN 20 D-10 B
CONN 21 D-10 B
CONN 22 D-10 39
CONN 23 D-10 39
CONN 24 D-10 39
CONN 25 C-10 21
CONN 26a C-10 33
CONN 26b C-10 33
CONN 27a B-10 C
CONN 27b A-9 C
CONN 28 B-9 38
CONN 29 B-9 38
CONN 30 E-9 39
CONN 31 A-9 39
CONN 32 D-8 39
CONN 33 D-8 39
CONN 34 B-8 38
CONN 35a Secondary Steering F-7 20
CONN 35b F-7 20
CONN 36 A-6 40
CONN 37 C-6 17
CONN 38 C-6 17
CONN 39 C-6 17
CONN 40 D-12 44
CONN 41 E-6 17
CONN 42 E-6 17
CONN 43 E-6 17
CONN 44 C-5 40
CONN 45 C-5 40
CONN 46 C-5 40
CONN 47 F-3 17
CONN 48 F-3 17
CONN 49 E-3 42
CONN 50 E-3 42
CONN 51 B-3 43
CONN 52 D-12 44
CONN 53 E-12 44
CONN 54 E-12 44
CONN 55 E-14 3
The connectors shown in this chart are for harness to harness connectors.
Connectors that join a harness to a component are generally located at or near the
component. See the Component Location Chart.
Starter Motor: 106-8555
3
1
2
T
FUSE - A component in an electrical circuit that will open the circuit if too much
current flows through it.
REED SWITCH - A switch whose contacts are controlled by a magnet. A magnet
closes the contacts of a normally open reed switch; it opens the contacts of a
normally closed reed switch.
SENDER - A component that is used with a temperature or pressure gauge. The
sender measures the temperature or pressure. Its resistance changes to give an
indication to the gauge of the temperature or pressure.
RELAY (Magnetic Switch) - A relay is an electrical component that is activated by
electricity. It has a coil that makes an electromagnet when current flows through it.
The electromagnet can open or close the switch part of the relay.
CIRCUIT BREAKER (C/B) - A component in an electrical circuit that will open the
circuit if too much current flows through it. This does not destroy the circuit breaker
and it can be reset to become part of the circuit again.
SOLENOID - A solenoid is an electrical component that is activated by electricity.
It has a coil that makes an electromagnet when current flows through it. The
electromagnet can open or close a valve or move a piece of metal that can do work.
325-L25 PK-14
200-L32 BK-14
325-A135 PK-14
AG-C4
111-7898
L-C12
3E-5179
AG-C4
111-7898
L-C12
3E-5179
C-C4
130-6795
*
*
*
*
*
*
*
Harness And Wire Electrical Schematic Symbols
Electrical Schematic Symbols And Definitions
9X-1123
Part Numbers For
Connector Assembly
Component
Part Number
Wire, Cable, or Harness
Assembly Identification
Circuit Number
Identification
Wire
Color
Single Wire
Connector
Wire
Gauge
2
Socket
Pin
Pin or Socket
Number
Plug
Receptacle
1
1
1
2
2
Typical representation of a
Sure-Seal connector. The plug
and receptacle contain
both pins and sockets.
Typical representation of
a Deutsch connector. The
plug contains all sockets
and the receptacle contains
all pins.
AG-C3
130-6795
Harness identification letter(s) and a
serializing code. The "C" stands for
connector and the number indicates
which connector in the harness.
Harness identification code
This example indicates wire
32 in harness "L'.
T
Normally open switch that will close with an increase of a specific condition (temp-press-etc.).
Normally open switch that is closed due to an applied condition, and will open again with a
specific decrease in that condition.
Normally closed switch that will open with an increase of a specific condition.
Normally closed switch that is open due to an applied condition, and will close again
with a specific decrease in that condition.
The circle indicates that the component has screw terminals and a wire can be disconnected
from it.
No circle indicates that the wire cannot be disconnected from the component.
This indicates that the component has a wire connected to it that is connected to ground.
This indicates that the component does not have a wire connected to ground. It is grounded
by being fastened to the machine.
Electrical Schematic Symbols And Definitions
Pressure
Symbol
Temperature
Symbol
Level
Symbol
Flow
Symbol
A
3
4
5
6
8
9
10
11
12
14
15
13
16
B
C
D
E
1
2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
37
35
33
34
36
38
7
39
40
41
42
43
44
45
A
3
4
5
6
8
9
10
11
12
14
15
13
16
B
C
D
E
1
2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
37
35
33
34
36
38
7
39
40
41
42
43
44
45
RENR1441
October 1997
14H Motor Grader (NA Version)
Electrical System
7WJ1-663
©
1997 Caterpillar
All Rights Reserved
Printed in U.S.A.
¹
¹
2
1
6
5
4
3
2
1
3
4
1
2
2
1
1
2
2
1
2
1
4
3
1
2
200-BK
608-GN 608-GN
PK-18
BR-18
BK-18
BU-18
PU-18
OR-18
WH-18
STEER SW
ALTERNATOR
RD-18
YL-18
GROUND
1
2
9
6
8
4
5
3
7
+ BATTERY
KEY SW
GN-18
GY-18
MOTOR RELAY
OPR PANEL
STEERING
MOTOR
117-3915
STEERING
RELAY
3E-0154
STEERING
3E-5184 CONTROL GP
G
RD-0 RD-0
MOTOR
S
T
109-OR-10
605-YL
604-OR
614-PU
606-GY
321-BR
1
2
321-BR
200-BK
200-BK
606-GY
614-PU
604-OR
BACKUP
ALARM
3T-1815
306-GN
112-PU
112-PU-4 304-WH-10
101-RD
101-RD-4
200-BK
136-GN
308-YL
200-BK
200-BK
728-BU
403-GN
ALTERNATOR
BREAKER
9S-0174 STD
9S-4693 ATCH
80A
200-BK
403-GN
109-OR-4
109-OR
604-OR
614-PU
606-GY
321-BR
200-BK
200-BK
727-GN
417-GY
1
2
STOP
604-OR
614-PU
200-BK
RD
WH
BK
REAR FLOOD
LAMP
9X-6775
MAIN
RELAY
101-7740
RELAY
3E-7279
60A
109-OR-4
304-WH
ALT
+
R
1
3
2
605-YL
200-BK
RD
BK
STOP/TAIL
LAMP
130-3452
TURN LAMP
7X-6066
D
200-BK
200-BK
200-BK
200-BK
B
308-YL
Y
C
112-PU-4
Y C
E
BACK-UP ALARM SW
3E-9367
3
2
4
1
WH-18
WH-18
L69
L69
L69
L68
L60 L60
L60
L48
L48
L48
L50
L50
Y
SHUTDOWN
SOL
3E-7985
200-BK
105-8827 DIODE AS.
Y
Y
12V BATTERY
9X-9721
POS
NEG
200-BK-4
200-BK
101-RD-4
TT
TT
301-BU
302-OR
RESISTOR
6T-2217
2
203-BK
RD-00
1
DISCONNECT SW
7N-0718
BK-00
BK-00
NEGPOS
B
RR
RR
12V BATTERY
9X-9721
207-BK
RD-0
311-WH
DIAGNOSTIC CONNECTOR
200-BK
727-GN
462-YL
304-WH
306-GN
308-YL
112-PU
B
321-BR
121-YL
PP
101-RD
WH-18
WH-18
WH-18
WH-18
1
4
2
3
200-BK
SW
3E-9367
E
E
122-BU-14
200-BK
556-WH
200-BK
E
306-GN
307-OR
409-OR
201-BK
109-OR-4
AIR DRYER
8W-3087
DIFFERNTIAL
UNLOCK SOLENOID
7T-9073
GN
GN
BK
BK
B
101-RD
109-OR
310-PU
112-PU
310-PU
308-YL
306-GN
105-BR
304-WH
101-RD
109-OR
207-BK
203-BK
302-OR
101-RD-4
6
5
1
8
4
3
2
7
Y
Y
Y Y
WH-18
WH-18
Y
B
Y
KKK
B
200-BK
201-BK
200-BK
L61
606-GY
614-PU
311-WH
311-WH
604-OR
605-YL
556-WH
121-YL
122-BU-14
B
Y
109-OR-4
200-BK
200-BK
2
200-BK
1
Z
Z
YY
B
YY
WW
Y
200-BK
304-WH-10
HHDD
D
E
D
D
D
308-YL
200-BK
203-BK
311-WH
200-BK
310-PU
308-YL
BK-18
BK-18
Y
B
11
13
14
15
16
17
18
19
20
5
3
2
7
1
4
6
8
9
10
12
2
1
8
P
6
7
2
1
4
5
3
2
3
4
1
7
6
1
2
2
1
L69
200-BK
608-GN
201-BK
405-GY
BK
BK
413-BR
FUEL SW
9W-3187
406-PU
201-BK
200-BK
200-BK
°T
608-GN
326-PU
200-BK-10
301-BU-10200-BK-4
2
1
ENGINE
OIL SW
9X-0378
T
°
311-WH
310-PU
1
2
COOLANT SW
8N-1693
BK-18
BK-18
SOLENOID
9G-4365
447-PK
200-BK
°T
G
1
2
COOLANT TEMP
SWITCH
7N-9785
COOLANT TEMP
SENDER
7N-8532
1
2
1
3
2
AIR CONDITIONER
CLUTCH SOL
101-1759
GN
GN
200-BK
606-GY
614-PU
604-OR
GND
441-OR
TURN LAMP
7X-6066
STOP/TAIL
LAMP
130-3452
RD
BK
606-GY
200-BK
ALTERNATOR
100-5047 50A ATCH
3E-7577 75A ATCH
6N-9294 35A STD
RD
WH
BK
604-OR
614-PU
200-BK
608-GN
200-BK
REAR FLOOD
LAMP
9X-6775
T
S
B
597-PU
522-WH
597-PU
406-PU
200-BK
326-PU
201-BK
201-BK
B
B
B
B
B
B
B
201-BK
311-WH
B
B
522-WH
Y
310-PU
310-PU
311-WH
Y
B
B
C
C
C
200-BK
727-GN
462-YL
326-PU
522-WH
597-PU
406-PU
441-OR
201-BK
200-BK
447-PK
608-GN
403-GN
310-PU
308-YL
405-GY
200-BK
L60
L69
L48
L63
L63
L63
L63
L50
L50
L68
L68
L60
L49
L49
L49
L49
L48
L48
L48
L48
L55
L56
522-WH
513-OR
PK-18
BK-18
REAR
FRAME
2
1
FUEL LEVEL
SENDER
124-0288
1
2
3E-9169 DIODE AS.
1
2
727-GN
200-BK
101-RD
SOCKET AS.
9R-7941
PP
PP
200-BK 200-BK
E
E
200-BK
B
306-GN
200-BK
Y
200-BK
200-BK
B
Y
HHDD
YHH
L61
L61
D
D
201-BK
-
413-BR
311-WH
L62
405-GY
201-BK
462-YL
L62
L68
403-GN
308-YL
201-BK
201-BK
200-BK
C
447-PK
L68
311-WH
608-GN
1
5
2
4
3
413-BR
405-GY
441-OR
105-BR
5
105-BR
7
8
6
3
4
5
2
1
2
1
4
3
6
5
2
5
3
4
1
7
7
6
5
4
3
2
1
6
8
2
1
2
4
6
7
9
5
8
1
3
1
4
1
6
5
2
3
8
7
6
5
4
3
2
1
462-YL
727-GN
200-BK
101-RD-4
112-PU-4
EE
EE
EE
EE
200-BK-10
176-OR-14
176-OR-14
24V TO 12V CONVERTER
3E-8646
IGNITION
12V OUT
GROUND
24V IN
LOCALIZED
GROUND
STUD
200-BK-10
15A
113-OR
(NOTE E)
25A CONVERTER
BREAKER
3T-2662
403-GN
200-BK
200-BK
Z
C
403-GN
200-BK
728-BU
136-GN
308-YL
K
101-RD-14
113-OR
L13
L13
L16
L16
L16
12V RADIO
135-5946
108-BU
200-BK
DOME LAMP
8C-9678
A513-PK
592-BU
200-BK
508-PU
509-WH
511-BR
512-GN
113-OR
3
2
1
BK-18
GY/BK
GY
WH/BK
WH
BK
RD
ANTENNA
9W-3072
CABLE AS.
9X-3073
YLB+ MEMORY
B+
GROUND
+ LH SPEAKER
- LH SPEAKER
+ RH SPEAKER
- RH SPEAKER
ANTENNA
K
K
2
1
8
7
BK-0
L67
L67
L57
L57
L56 L56
L56
L56
L55
L55
L55
L60
L54
L54
L54
200-BK
A429-YL
200-BK
308-YL
200-BK
101-RD-4
207-BK
301-BU
BK-6
REAR
FRAME
106-8555
304-WH-10
RD-00
BK-00
ENGINE
BK-00
G
S
MTR BAT
MOTOR
Y
B
B
B
B
B
200-BK-10
BUSS BAR
124-5815
RD-00
C
LL
UU
UU
301-BU-10
SS
SS
WW
LIGHTBAR
LOW BEAM
BREAKER
3T-2662
HEADLAMP
BREAKER
3T-2662
15A
15A
BBAA
L67
L67
L67
L67
417-GY
2
J
J
J
J
J
J
J
122-BU-14
124-GN
113-OR
136-GN
130-GN
134-YL
105-BR
102-BU
SPARE
BACKUP ALARM
101-RD
115-PK
112-PU-8
102-BU
101-RD
101-RD-10
103-YL
173-YL
SERVICE
METER
3E-9359
130-GN
134-YL
200-BK
403-GN
114-GN
105-BR
TAIL LAMPS
TURN SIGNALS
STOP LAMPS
SUPP STEER
HORN
+ -
J
J
KEY SW
1
2
121-YL
403-GN
101-RD-10
FLASHER
108-0358
10A
10A
10A
10A
10A
10A
10A
10A
10A
J
J
1
SIG
J
J
J
JJ
121-YL
J
101-RD
SPARE
123-WH
L66
201-BK
105-BR
24 TO 12 VOLT
CONVERTER
119-1733
105-BR
A513-PK
102-BU
419-YL
608-GN
405-GY
403-GN
413-BR
447-PK
592-BU
200-BK
A513-PK
102-BU
+12V MEMORY
+24V IN
200-BK
113-OR
+ BATTERY
GROUND
GROUND (RADIO)
+12V RADIO
201-BK
441-OR
406-PU
406-PU
441-OR
201-BK
447-PK
413-BR
608-GN
405-GY
L63
L61
L61
L61
L38
L37
L45
522-WH
L45
597-PU
101-RD-4
112-PU-8
112-PU-10
1
326-PU
310-PU
200-BK
A429-YL
728-BU
136-GN
403-GN
L65
L65
L65
L35
L45
L35
L35
L66
308-YL
728-BU
200-BK
3
2
1
PRIMARY
STEER SW
8T-8640
105-BR
BU
RD
BK
417-GY
727-GN
462-YL
A
A
A
A
A
A
A
A
112-PU-10
101-RD-4
101-RD-10
112-PU-4
L35
L35
727-GN
L54
PP
403-GN
FUSE BLOCK
9G-0747
C
C
C
KKK
QQ
QQ
DDD
DDD
DDD
AUX
RECPT
BK-OO
C
C
XX
XX
727-GN
RD-00
BK-00
L54
WH-18
RD-18
L54
3
2
1
2
1
1
2 2
4
1
5
3
4
3
2
1
2
1
2
1
2
1
1
2
3
2
1
2
1
7
8
6
4
5
4
3
2
1
A/C REFRIGERANT SW
114-5334
NOTE A
513-OR
597-PU
W
W
10A
603-PK
200-BK
200-BK200-BK
BEACON
9X-9556
601-GY
200-BK
OPEN ROPS BEACON ATCH
101-RD
BEACON FUSE
BEACON SW
9X-9639
W
W
BULB
9X-7849
W
601-GY
144-GN
3
W
W
2
W
A507-YL
200-BK
RD
BK
200-BK
603-PK
200-BK
504-YL
119-PK
503-BR
505-BU
603-PK
A504-GN
A507-YL
BLOWER
9X-0343
DEFROSTER
9X-9657
MOTOR
L41
L41
L41
L41
L41
L20
L20
1
2
RESISTOR
7T-4003
BEACON
9X-9556
200-BK
200-BK
200-BK
200-BK
504-YL
119-PK
503-BR
505-BU
GND
PARK
B+
GN
GY
BR
OR
4
2
3
1
HI
LO
REAR WIPER
9X-3392
MOTOR
°T
H
BULB
9X7849
BK
L41
L41
L41
H
H
H
H
H
200-BK
121-YL
SENDER
3E-5383
A429-YL
200-BK
L54
601-GY
522-WH
200-BK
521-YL
124-GN
L42
U
L42
FRONT FRAME
REAR FRAME
604-OR
556-WH
122-BU-14
605-YL
606-GY
614-PU
L67
L60
L60
L57
L57
L54
L56
STRAP
4 GA STD
1/0 ATCH
X
BLOWER
9X-9363
515-GY
200-BK
124-GN
521-YL
515-GY
516-GN
517-BU
BLOWER SW
6P-3236
RESISTOR
9G-1950
3
5
1
4
2
BASE
7G-9730
PANEL LAMP
8D-1429
WH/RD-14
BK-14
1
2
MOTOR
3
4
5
2
1
200-BK
614-PU
WITH 8C-9788 COND. GP.,
CONN. 17A MATES TO
CONN. 17B WITH 8C-9787
HEATER GP., CONN. 17A
MATES TO CONN. 17C
HEATER GP 8C-9787
X
200-BK
614-PU
1
2
5
4
3
T°
MOTOR
1
2
WH/RD-14
BK-14
PANEL LAMP
8D-1429
BASE
7G-9730
THERMOSTAT
SW
3E-5464
RESISTOR
9G-1950
BLOWER SW
6P-3236
124-GN
521-YL
515-GY
516-GN
517-BU
CONDITIONER GP-B 8C9788
515-GY
200-BK
BLOWER
9X-9363
3
5
1
4
2
X
X
GGGG
5
4
3
1
200-BK-14
CONDENSER
RELAY
3E-5239
CONDENSER
MOTOR
7X-6279
CONDENSER
MOTOR
7X-6279
597-PU-14
521-YL-14
158-BR-14
200-BK-14
593-GN-14
200-BK-14
593-GN-14
597-PU-14
521-YL-14
MOTOR
MOTOR
GG
WH/RD-14
WH/RD-14
1
2
BK-14
BK-14
GG
CONDENSER GP-ROOFTOP 103-8519
FF
FF
4
200-BK-14
597-BU
521-YL
122-BU-14
419-YL
201-BK
123-WH
PARK BRAKE
PRESS SW
3E2033
PARK BRAKE
SOLENOID
7T-9074
GN
GN
BK-18
200-BK
BK-18
611-PU
619-GN
605-YL
606-GY
123-WH
121-YL
604-OR
L63
L38
L7
L37
L37
L37
L37
L36
L37
L36
L61
L61
L61
122-BU-14
200-BK
200-BK
WITH 103-8519
CONDENSER GP.,
REMOVE PLUG 4E-8715
AND MATE HARNESS FF
TO HARNESS A.
200-BK
200-BK
PLUG AS.
BK
A
10
9
A
A
A
HYDRAULIC OIL
TEMP SW
8N-2248
404-YL
201-BK
201-BK
200-BK
°T
A A
597-PU
521-YL
200-BK-14
122-BU-14
409-OR
MM
VV
VV
E
C
B
307-OR
BK-18
BK-18
2
1
2
1
9
8
7
6
1
2
2
1
6
5
5
4
2
3
4
3
2
1
L16
L13
L16
L13
NOTE H
165-YL
165-YL165-YL
601-GY
601-GY
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J J
J J
J
J
J
J
J
J
J
J
619-GN
619-GN
614-PU
614-PU
609-YL
200-BK
601-GY
601-GY
200-BK
200-BK
200-BK
601-GY
200-BK
200-BK
200-BK
165-YL
3
2
RESISTOR
3T-3123
2
5
1
3
4
6
614-PU
200-BK
601-GY
629-PK
614-PU
2
115-PK
103-YL
1
200-BK
3
601-GY
200-BK
601-GY
415-GN
308-YL
201-BK
310-PU
600-BR
116-BR
601-GY
200-BK
103-YL
6
4
3
1
5
2
HEADLAMP/
TAIL SW
3E-9317
(NOTE G)
609-YL
102-BU
322-GY
114-GN
605-YL
606-GY
614-PU
611-PU
619-GN
601-GY
2
5
1
3
4
6
605-YL
606-GY
200-BK
601-GY
322-GY
TURN SIGNAL
SW
9G-5589
2
1
PANEL LAMP
DIMMER SW
3E-9318
122-BU-14
J
124-GN
J
200-BK
2
113-OR
601-GY
1
619-GN
611-PU
HEADLAMP DIMMER SW
103-5678
B
136-GN
600-BR
601-GY
601-GY
614-PU
200-BK
608-GN
601-GY
103-YL
165-YL
169-PK
116-BR
149-PU
AIR DRYER
601-GY
601-GY
AIR CNDTR
SUPP STEER
DIFF LOCK
BLADE CNTRL
REAR FLOODS
403-GN
121-YL
BLADE FLOODS
614-PU
619-GN
308-YL
6
3
10A
TAIL
LAMP SW
3E-9319
3
537-GN
1 4
5
6
2
3
2
149-PU
601-GY
FLOOD
LAMPS
9X-9632
200-BK
5
2
15A
EMS TEST SW
9X-9628
10A
10A
10A
10A
10A
10A
10A
DIFFERENTIAL
UNLOCK SW
123-5862
LIGHT BAR
LOW BEAM
9X-9631
601-GY
556-WH
200-BK
601-GY
J
J
J
601-GY
601-GY
J
J
601-GY
J
103-YL
614-PU
556-WH
601-GY
601-GY
601-GY
601-GY
614-PU
J
PARK BRAKE 123-WH
J
614-PU
J
3
1
4
2
5
J
L35
L65
A429-YL
L30
L35
L65
L12
165-YL
169-PK
409-OR
605-YL
606-GY
310-PU
608-GN
614-PU
605-YL
605-YL
165-YL
121-YL
608-GN
609-YL
614-PU
169-PK
629-PK
415-GN
201-BK
606-GY
611-PU
619-GN
310-PU
570-BU
A429-YL
CONN B
CONN A
STEERING SWITCH CONN'S
35A & 35B
417-GY
B751-BU
570-BU
417-GY608-GN
404-YL
614-PU
410-WH
201-BK
113-OR
200-BK
601-GY
415-GN
609-YL
200-BK
310-PU
629-PK
608-GN
L45
L37
L12
L12
L66
L66
L32 L32
L32
L35
L30
L30
L30
L30
L34
L6
L29
L29
L29
L65
L65
L65
HORN SW
8X-9440
L11
L11
556-WH
606-GY
201-BK
201-BK
441-OR
403-GN
419-YL
405-GY
406-PU
413-BR
447-PK
201-BK
201-BK
417-GY
606-GY
605-YL
408-WH
201-BK
308-YL
L6
L64
200-BK
200-BK
1
10
409-OR
201-BK
A
A
A
AA
A
7
403-GN
201-BK
3K-8782 FUSE (10A)
8M-8948 FUSE (15A)
8M-0456 FUSE (20A)
FUSE BLOCK
9G-0747
NN
9
8
7
6
5
4
3
2
1
1
2
2
1
3
4
5
6
8
2
7
4
3
1
5
L20
200-BK
200-BK
200-BK
200-BK
601-GY
601-GY
601-GY
200-BK
601-GY
101-RD
BLADE
CUSHION SW
9X-9629
PANEL LAMP
(SHIFT LEVER)
7N-5876
NOTE B
200-BK
601-GY
308-YL
326-PU
307-OR
105-BR
ST
ON
OFF
B
S
C
R
U
CENTERSHIFT
PIN SW
3E8823
9X-9633
U
U
U
200-BK
U
U
U
U
U
U
U
200-BK
200-BK
200-BK
U
U
601-GY
165-YL
B751-BU
601-GY
200-BK
570-BU
169-PK
200-BK
462-YL
3
2
2
3
200-BK
601-GY
134-YL
727-GN
3
10
U
MATE WITH BEACON
HARNESS "W"
410-WH
201-BK
B751-BU
9G-7641
1
2
200-BK
601-GY
L42
2
RD
BK
9G-9813
SHIFT CONSOLE
601-GY
601-GY
U
E773-YL
6
5
4
1
U
U
U
U
3
U
U
U
STEERING CONSOLE
601-GY
601-GY
112-PU-10
101-RD-4
619-GN
611-PU
606-GY
605-YL
605-YL
606-GY
611-PU
619-GN
121-YL
604-OR
122-BU-14
597-PU
522-WH
308-YL
326-PU
113-OR
113-OR
113-OR
521-YL
308-YL
200-BK
326-PU
307-OR
601-GY
105-BR
169-PK
570-BU
101-RD
410-WH
201-BK
727-GN
462-YL
165-YL
522-WH
B751-BU
134-YL
124-GN
L40
L63
L38
L7
L36
L7
L7
L34
L34
L35
L35
L35
L23
L36
L36
L36
L38
L38
L39
L39
L40
L40
L40
L40
L39
L40
L64
L64
L43
L43
L43
L43
L43
L63
L63
L23
L23
200-BK
101-RD
L34
A
A
A
L34
101-RD-10
113-OR
E773-YL
4
8
7
1
3
2
9
6
2
5
7
9
3
4
6
8
1
5
5
1
4
3
9
5
3
7
2
10
4
6
8
1
2
200-BK
200-BK
113-OR
A513-PK
200-BK
512-GN
511-BR
592-BU
200-BK
113-OR
A513-PK
L19
L16
L13
L62
L19
L62
L62 L62
L62
L16
L16
L15
L14
L14
L14L14
L13
L13
200-BK
A506-OR
A503-PK
200-BK-8
108-BU
200-BK
A513-PK
592-BU
200-BK
511-BR
512-GN
509-WH
508-PU
BLOWER
9X-0343
DEFROSTER
9X-9657
508-PU
509-WH
LEFT SPEAKER
6T-7695
A506-OR
200-BK
501-GN
118-GY
500-BR
502-OR
RESISTOR
7T-4003
BK/RD
BK
200-BK
GND
PARK
B+
GN
GY
BR
OR
4
2
3
1
HI
LO
MOTOR
°T
BK
MOTOR
1
2
+
-
113-OR
A506-OR
K
K
K
K
K
K
K
K
200-BK
200-BK
200-BK
614-PU
614-PU614-PU
614-PU
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
LAMP
UNUSED
UNUSED
GROUND
NEUTRAL
BK AIR PRESS
HYD TEMP
BRAKE ON
ALARM
+ BATTERY
PRIM STEER
UNUSED
UNUSED
FUEL PRESS
ALTERNATOR
TEST
ENG OIL PRESS
COOLANT TEMP
11
18
14
2
9
8
7
19
17
10
12
4
13
6
5
15
3
417-GY
410-WH
419-YL
404-YL
408-WH
409-OR
16
20 200-BK
M
M
M
M
M
411-PK
201-BK
M
M
RIGHT TURN
INDICATOR
LAMP
7N-5876
NOTE B
606-GY
200-BK
201-BK
201-BK
M
413-BR
M
406-PU
405-GY
INSTRUMENT PANEL
UNUSED
1113-OR
GRD
SEND
IGN
LAMP
8M-6176
FUEL
LEVEL
COOLANT
TEMP
MASTER
ACTION
LAMP
9W-2111
NOTE B
411-PK
201-BK
605-YL
200-BK
614-PU
200-BK
614-PU
200-BK
A429-YL
200-BK
113-OR
441-OR
614-PU
LEFT TURN
INDICATOR
LAMP
7N-5876
NOTE B
R/S SYSTEM
AIR PRESS
1W-3306
LAMP
7N-5876
NOTE B
L/S SYSTEM
AIR PRESS
1W-3306
LAMP
7N-5876
NOTE B
403-GN
CLUSTER
124 0384
415-GN
WH
RD
OR
PU
GN
GY
PK
YL
BK
(24 V)
(12 V)
(24 V)
IGN
SEND
GRD
IGN
SEND
GRD
MM
M
M
M
M
447-PK
200-BK
(12 V)
201-BK
201-BK
4 GA
CAB
GROUND
FRONT
FRAME
201-BK
L64
L11
L12
L32
L32
L32
L64
200-BK
L21 L21
L21
L21
L10
L21
L21
L11
L11
L11
L12
L10
L10
A
A
A
201-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
- +
200-BK
-+
- +
REAR
WASHER
7T-8891FRONT UPPER
WASHER
7T-8891
507-WH
506-PU
578-BU
FRONT LOWER
WASHER
7T-8891
507-WH
200-BK
FRONT
FRAME
201-BK
200-BK-6
200-BK
200-BK
200-BK
200-BK
606-GY
605-YL
611-PU
619-GN
114-GN
322-GY
201-BK
201-BK
201-BK
201-BK
201-BK
MOTOR
MOTOR
629-PK
609-YL
MOTOR
200-BK
200-BK-14
200-BK-6
201-BK
AA
AA
AA
A
606-GY
605-YL
614-PU
200-BK
417-GY
201-BK
409-OR
408-WH
404-YL
419-YL
201-BK
410-WH
A429-YL
201-BK
413-BR
406-PU
405-GY
415-GN
447-PK
441-OR
113-OR
403-GN
ZZ
ZZ
4
8
1
6
3
5
7
2
7
2
3
6
4
5
1
2
1
9
5
3
4
6
8
7
10
7
2
3
6
4
5
1
2
1
9
5
3
4
6
8
7
10
9
8
5
6
7
6
4
2
1
3
5
4
3
2
1
7
S
S
S
S
S
S
112-PU
112-PU
112-PU
112-PU
112-PU
L20
L20
H
K
K
112-PU-10
101-RD-14
200-BK
L22
L19
L62
L22
L15
L15
L15
L22
200-BK200-BK
601-GY
112-PU-10
113-OR
A513-PK
605-YL
606-GY
611-PU
619-GN
507-WH
578-BU
506-PU
152-BU
576-PK
577-PU
575-YL
101-RD
605-YL
606-GY
611-PU
619-GN
511-BR
512-GN
+
-
592-BU
FRONT UPPER
WIPER
9X-3392
K
K
KK
K
K
L
L
L
L
L
L
L
L
L
L L
L
L
L
L
L
L
L
L
L
L
L
578-BU
L
L
L
L
L
576-PK
575-YL
506-PU
505-BU
504-YL
L
L
L
REAR
DEFROST SW
9X-9638
L
L
L
152-BU
L
L
L
L
L
L
L
577-PU
576-PK
119-PK
FRONT
DEFROST SW
9X-9638
152-BU
152-BU
119-PK
119-PK
H
L
B B
P
W
L
W
P
B
503-BR
B
L
W
H
P
B
507-WH
118-GY
L
L
200-BK
601-GY
144-GN
603-PK
3
118-GY
118-GY
200-BK
118-GY
584-YL
4K-5122 HOLDER AS.
3K-8782 FUSE
601-GY
200-BK
2
FRONT LOWER
WIPER SW
3T-6655
118-GY
152-BU
119-PK
141-PK
151-GN
108-BU
144-GN
151-GN
584-YL
A504-GN
A507-YL
200-BK
601-GY
101-RD
507-WH
578-BU
506-PU
118-GY
501-GN
500-BR
502-OR
FRONT UPPER
WIPER SW
3T-6655
L
P
W
BEACON SW
9X-9639
101-RD
152-BU
108-BU
A503-PK
A506-OR
152-BU
576-PK
575-YL
577-PU
UPPER WIPER/WASHER
LOWER WIPER/WASHER
REAR WIPER/WASHER
FRONT DEFROSTER
REAR DEFROSTER
DOME LAMP
BEACON
10A
10A
10A
10A
10A
10A
10A
B
6
L
H
4
3
119-PK
119-PK
118-GY
502-OR
3
118-GY
584-YL
CAB SWITCH AND FUSE CONSOLE
200-BK
200-BK
A503-PK
A506-OR
584-YL
2
5
1
3
4
6
1
141-PK
5
200-BK
A507-YL
A504-GN
603-PK
119-PK
505-BU
503-BR
504-YL
101-RD
L
501-GN
500-BR
119-PK
200-BK
2
601-GY
200-BK
L
L
L
REAR
WIPER SW
3T-6655
200-BK
200-BK
200-BK
200-BK
592-BU
A513-PK
506-PU
578-BU
507-WH
575-YL
577-PU
576-PK
152-BU
101-RD
601-GY
605-YL
606-GY
611-PU
619-GN
10
A
A
101-RD-14
L5
L5
L23
L21
L18
L18
L18
L18
L18
L7
L7
L7
L7
L7
200-BK
604-OR
130-GN
GND
PARK
B+
FRONT LOWER
WIPER
9X-3392
576-PK
152-BU
575-YL
577-PU
GN
GY
BR
OR
4
2
3
1
HI
LO
MOTOR
°T
BK
113-OR
A
A
A
K
K
L2
L2
K
K
K
611-PU
605-YL
200-BK
200-BK
200-BK
619-GN
BK
RD
2
1
CAB TURN
SIGNAL
7X-6066
CAB HI BEAM
HEADLAMP
9X-7164
CAB LO BEAM
HEADLAMP
9X-6874
200-BK
605-YL
611-PU
200-BK
619-GN
200-BK
L6
L10
L10
L10
OPERATOR STATION
200-BK
200-BK
609-YL 609-YL
609-YL
FORWARD
HORN
SOLENOID
7T-9074
A
A
A
A
A
1
2
1
2
1
2
200-BK
1
2
114-GN
322-GY
1
2
3
4
5
570-BU
CIRCUIT GROUPING
DESIGNATION
L#
RD
W
X
X
Y
AA
BB
CC
DD
EE
FF
GG
HH
NOTECHG
ATCH WIRE, CABLE &
COMPONENT
CIRCUIT NOT CONNECTED
CIRCUIT CONNECTED
LOCATION
HARNESS AS.
IDENT
BLUE
GREEN
BU
GN
RD
WH
OR
YL
PK
BK
BLADE, SPADE, RING,
OR SCREW TERMINAL
INTERNAL ELECTRICAL
CONNECTION TO SURFACE
OF COMPONENT
ELECTRICAL CONNECTION
CC
609-YL
200-BK
BLADE
FLOOD
LAMP
9X-6775
CONNECTOR
T
T
T
200-BK
570-BU 570-BU
200-BK
GN
GN
1
2
GN
GN
1
2
BLADE
CUSHION
SOLENOIDS
7T-6517
570-BU
200-BK
SYMBOL DESCRIPTION
BROWN
PURPLE
GRAY
BLACK
COLORABBREV
PINK
RD
200-BK
629-PK
Q
Q
200-BK
629-PK
LO BEAM
HEADLAMP
9X-7169
629-PK
200-BK
629-PK
200-BK
YELLOW
ORANGE
WHITE
RED
BR
PU
GY
L
P
Q
S
T
U
A
B
C
D
E
H
J
K
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
619-GN
619-GN
611-PU
611-PU
P
L1
L1
200-BK
P
P
P
P
619-GN
611-PU
606-GY
606-GY
605-YL
611-PU
619-GN
200-BK
619-GN
200-BK
200-BK
611-PU
605-YL
200-BK
1
2
RD
BK
LO BEAM
HEADLAMP
9X-7169
HI BEAM
HEADLAMP
9X-7170
TURN
SIGNAL
7X-6066
Q
1
2
2
1
K
K
605-YL
619-GN
611-PU
200-BK
200-BK
L2
L2
K
K
K
200-BK
605-YL
606-GY
611-PU
200-BK
200-BK
619-GN
RIGHT SPEAKER
6T-7695
CAB TURN
SIGNAL
7X-6066
CAB HI BEAM
HEADLAMP
9X-7164
CAB LO BEAM
HEADLAMP
9X-6874
606-GY
200-BK
611-PU
200-BK
RD
BK
200-BK
619-GN
1
2
NOTE H: USE 20A FUSE WHEN ATTACHMENT AIR
CONDITIONER (HEATS AND COOLS) WITH ROOF
TOP CONDENSER IS PRESENT
200-BK
200-BK
BRAKE AIR SW
3E-2033
BK-18
BRAKE AIR SW
3E-2033
BK-18201-BK
BK-18
488-WH
BK-18
A
L7
L7
L6
L6
L5
L5
200-BK
200-BK
200-BK
A
200-BK
200-BK
200-BK
CENTERSHIFT
SOLENOID
9X-9482
GN
GN
E773-YL
200-BK
1
2
A
A
A
A
A
CENTERSHIFT
SOLENOID
9X-9482
1
2
B751-BU
200-BK
GN
GN
408-WH
488-WH
STOP LAMP
SW
2M-9346
130-GN
604-OR
408-WH
201-BK
OPERATOR STATION
1
2
(NEG LFT BAT TO DISC SW
(DISC SW TO R FRAME GND)
(NEG R BAT TO POS L BAT)
(FRONT FRM TO REAR FRM)
(F FRM TO R FRM SUPP STR)
(B BAR TO SUP STR RELAY)
(STEERING MTR TO GND)
(SUP STR RLY/SUP STR MTR)
(F FRAME TO CAB GND)
(R POS BAT TO BUSS BAR)
(REC AS. TO BUSS BAR &
REC AS. TO FRM GND)
STD
ATCH
ATCH
ATCH
ATCH
STD
ATCH
200-BK
00
00
00
00
03
00
01
01
01
00
02
00
01
124-2802
110-6398
1288527
124-2801
061-7661
7G-1060
8X-9618
101-8202
101-8204
124-5346
1S-2342
116-9981
125-2243
CABLE AS.
NOTE A: NORMALLY OPEN BEFORE REFRIGERANT
NOTE G: WITH 3E-9317 HEADLAMP/TAIL SW,
REMOVE 3E-9319 TAIL LAMP SW.
WIRE AS.
QQ
RR
SS
TT
UU
VV
VV
WW
XX
YY
ZZ
KKK
DDD
UNLESS OTHERWISE SPECIFIED: ALL WIRES IN A SPLICE
NOTE B: TERMINAL 3T-3157
SPRING 3T-3159
CHARGE
SOCKET 3T-3158
CONTACT 6D-4161
BOOT 3T-3278
200-BK
CC
609-YL
200-BK
BLADE
FLOOD
LAMP
9X-6775
Q
COMPONENTS ARE SHOWN INSTALLED ON A FULLY
OPERABLE MACHINE WITH THE KEY AND ENGINE OFF
AND XMSN SHIFTER IN NEUTRAL
Q
200-BK
629-PK
LO BEAM
HEADLAMP
9X-7169
629-PK
200-BK
PP
NOTE E: POWER LEADS FOR 2-WAY FM COMMUNICATION
RADIO SHOULD BE SIZE 10 AWG.
MM
NN
200-BK
200-BK
P
P
L1
L1
P
P
P
611-PU
606-GY
619-GN
606-GY
200-BK
200-BK
RD
BK
1
2
619-GN
200-BK
611-PU
200-BK
LO BEAM
HEADLAMP
9X-7169
HI BEAM
HEADLAMP
9X-7170
TURN
SIGNAL
7X-6066
ACTION ALARM
THIS IS THE SCHEMATIC FOR THE 14H NA SERIES
TO MACHINE STRUCTURE
SECONDARY
SECONDARY
SECONDARY
NOTE: WITH SECONDARY
Z
ELECTRONIC MONITORING
SYSTEM (EMS) 9X-7801
GAUGES
GUAGE
GAUGE
GAUGE
M
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
UNLESS OTHERWISE SPECIFIED: ALL WIRE IS 16 GAUGE
ARE THE SAME IDENT. NUMBER, COLOR, AND 16 GAUGE
200-BK
START
STARTING AND CHARGING
NEUTRAL/START
START AID
START
STARTER
START
ARTICULATION
KEY START SW
ARTICULATION
PART NO.
(START MRT TO BUSS BAR)
(START MRT TO FRAME GND)
LL
ATCH
(BEACON-OPEN ROPS)
(HEATER GP)
(CONDITIONER GP-B)
(FUEL TANK)
(HEADLAMP BREAKER)
(LOW BEAM BREAKER-BAR)
(BLADE FLOOD LAMP)
(REAR FLOOD LAMP)
(2-WAY RADIO CONVERTER)
(CONDENSER GP-CAB)
(CONDENSER GP-ROOFTOP)
(REAR FLOOD LMP-FUEL TNK)
(CAB FUSE & SW PANEL)
(HEADLIGHTS-BAR)
(LOW BEAMS)
(CAB FUSE PANEL)
(BLADE CUSHION)
(XSMN CONSOLE-SWITCHES)
(PLATFORM)
(ENGINE)
(R FRAME-ENGINE)
(RADIATOR GRILL)
(R FRAME-TAIL)
(CAB-REAR)
(STEERING CONSOLE)
(CAB-FRONT)
(EEC SOCKET)
(SECONDARY STEERING)
(GAUGE CONSOLE)
(CONDENSER FAN JUMPER)
(HORN SWITCH)
(START MTR TO ENGINE)
01
00
00
02
01
01
02
01
02
03
01
03
03
01
02
03
01
01
02
01
02
02
01
02
00
04
02
01
03
00
04
07
101-8200
124-1429
124-1429
113-2694
101-8197
101-8196
101-8190
101-8192
112-0829
8X-9091
9X-4189
101-8193
101-8164
116-0297
110-7855
101-8181
106-5524
109-7333
110-0798
113-2695
111-9663
101-8171
111-9662
101-8161
109-8827
101-8162
115-4599
101-8185
101-8160
6T-6962
8X-9440
9F-4337
START AID/
SEC STER
TEST SW
SHIFT FAULT
MOTOR GRADER. (145-1117 CHANGE 00)
CONN 4
CONN 8
CONN 7
CONN 6
CONN 5
CONN 9
CONN 10
CONN 11
CONN 16
CONN 1
CONN 55
CONN 12
CONN 14
CONN 13
CONN 18
CONN 40
CONN 52
CONN 53
CONN 54
CONN 15
CONN 2
CONN 3
CONN 19
CONN 17A
CONN 17B
CONN 17C
CONN 27A
CONN 27B
CONN 28
CONN 29
CONN 25 CONN 26A
CONN 26B
4E-8715
CONN 20
CONN 21
CONN 22
CONN 23
CONN 24
CONN 30
CONN 31
CONN 33
CONN 32
CONN 35A
CONN 35B
CONN 43
CONN 42
CONN 41
CONN 39
CONN 38
CONN 37
CONN 44
CONN 45
CONN 46
CONN 36
CONN 34
CONN 51
CONN 47
CONN 48
CONN 49
CONN 50
F
E
D
C
B
A
15 14 13 12 11 10 9 8 7
6
5 4
3 2
1
E06890
F
E
D
C
B
A
15 14 13 12 11 10 9 8 7
6
5 4
3 2
1
WIRES THAT HAVE BATTERY VOLTAGE
WHEN THE KEY SWITCH IS OFF.
WIRES THAT HAVE BATTERY VOLTAGE
WHEN THE KEY SWITCH IS ON.
STARTING CIRCUIT.
GAUGE CIRCUIT.
ELECTRONIC MONITORING SYSTEM. (EMS)
PANEL LAMP CIRCUIT.
WASHER/WIPER CIRCUIT.
HEATER AND AIR CONDITIONER CIRCUIT.
GROUND CIRCUIT.
TURN SIGNAL CIRCUIT.
ENGINE SHUTDOWN CONTROL CIRCUIT.
START AID CIRCUIT.
ALL DASHED LINES ARE ATTACHMENTS.