206/212 WHEEL-TYPE EXCAVATORS ELECTRICAL SCHEMATIC

SENR3612
March 1987
206 & 212 WHEEL-TYPE EXCAVATORS
ELECTRICAL SYSTEM
206:
3GC196-UP
2RC294-UP
212:
5DC140-UP
3JC123-UP
©
1987 Caterpillar
All Rights Reserved
Printed in U.S.A.
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HARNESS CONNECTOR AND COMPONENT LOCATIONS
C20885X1
3
4
5
6
8
9
10
11
12
14
15
13
16
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2
17
18
19
20
21
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2
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7
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C20884X1
A - COMPONENTS ON INSTRUMENT PANEL
B - COMPONENTS INSIDE INSTRUMENT PANEL
C - COMPONENTS INSIDE CAB
Ident. Schematic Components Location Ident. Schematic Components Location
A Alarm-Boom Overload Warning B-3 31 Solenoid-Stabilizer (Left Rear) A-6
C Alarm-Fault (Brake Air Pressure) C-7 32 Solenoid-Stabilizer (Right Front) A-3
B Alarm-Flasher C-3 30 Solenoid-Stabilizer (Right Rear) A-6
24 Alarm-Travel C-10 C Speaker-Radio F-7
9 Alternator (Deutz Engine) E-8 8 Starter (Deutz Engine) D-8
2 Alternator (Perkins Engine) E-8 1 Starter (Perkins Engine) D-8
25 Battery A-8 C Switch-Beacon E-7
26 Battery A-8 C Switch-Blower Motor F-5
13 Flame Glow Plug (Deutz Engine) D-9 38 Switch-Boom Overload A-3
B Flasher C-3 43 Switch-Brake Air Pressure A-3
A Gauge-Brake Air Pressure D-5 A Switch-Creeper Speed E-5
A Gauge-Coolant Temperature (Perkins Engine) D-4 C Switch-Disconnect (Lower Windshield Wiper) D-3
A Gauge-Fuel Level D-4 C Switch-Disconnect (Upper Windshield Wiper) D-3
A Gauge-Oil Temperature (Deutz Engine) D-4 C Switch-Fan (Fresh Air) D-7
6 Glow Plug (Perkins Engine) D-9 A Switch-Flood Lamp (Front) D-6
42 Horn-Forward/V-Belt Warning E-2 A Switch-Flood Lamp (Rear) D-6
C Lamp Assembly-Dome F-7 C Switch-Forward Horn/ Air Horn E-3
C Lighter-Cigar E-7 C Switch-Forward Horn/Turn Signal/High Beam F-3
A Meter-Service D-5 C Switch-Hammer F-3
C Motor-Blower F-6 A Switch-Hammer (Blow Rate) D-6
C Motor-Fan (Fresh Air) D-7 A Switch-Hammer (Master) D-6
C Motor-Washer (Upper Windshield) C-7 A Switch-Hazard D-5
C Motor-Wiper (Lower Windshield) E-3 A Switch-Headlamp E-4
C Motor-Wiper (Upper Windshield) E-3 16 Switch-Hydraulic (Oil Cooler Control) A-9
40 Pump-Air (Forward Horn) A-7 A Switch-Hydraulic (Oil Temperature) A-9
21 Pump-Refueling E-9 17 Switch-Key D-5
C Radio F-7 C Switch-Neutral Start F-5
B Relay-Air Horn B-3 10 Switch-Oil Pressure (Deutz Engine) D-9
B Relay-Gear Ratio B-3 3 Switch-Oil Pressure (Perkins Engine) D-9
B Relay-Reverse Steering C-3 C Switch-Optional Hydraulic (Left) F-5
C Resistor-Blower Speed F-6 C Switch-Optional Hydraulic (Right) F-5
B Resistor-Engine Shutdown (Perkins Engine) C-3 41 Switch-Parking Brake A-7
12 Resistor-Fuel Flow/Glow Plug (Deutz Engine) D-8 20 Switch-Refueling F-9
5 Resistor-Glow Plug (Perkins Engine) D-8 39 Switch-Reverse Steering C-2
4 Sender-Coolant Temperature (Perkins Engine) E-9 A Switch-Speed Selector E-6
22 Sender-Fuel F-9 C Switch-Stabilizer (Left Front) F-2
11 Sender-Oil Temperature (Deutz Engine) E-9 C Switch-Stabilizer (Left Rear) F-2
28 Slip Ring-Creeper A-5 C Switch-Stabilizer (Right Front) F-2
29 Slip Ring-Creeper/Stabilizer A-4 C Switch-Stabilizer (Right Rear) E-2
27 Solenoid-Creeper A-5 44 Switch-Stop Lamp A-4
14 Solenoid-Fuel (Deutz Engine) E-9 34 Switch-Travel Alarm D-8
7 Solenoid-Engine Shutdown (Perkins Engine) E-10 35 Switch-Travel Alarm D-8
23 Solenoid-Gear Ratio E-9 C Switch-Travel Alarm (Shutdown) F-6
37 Solenoid-Hammer A-2 15 Switch-V-Belt Monitor (Deutz Engine) E-9
36 Solenoid-Hammer (Blow Rate) A-2 C Switch-Wiper (Lower) D-7
18 Solenoid-Hydraulic Oil Cooler B-9 C Switch-Wiper (Upper) D-7
19 Solenoid-Optional Hydraulics B-9 C Timer-Travel Alarm F-5
33 Solenoid-Stabilizer (Left Front) A-3
Connectors Ident. Harness And/Or Components
Schematic
Location
A-5W8921 (206), 5W8922 (212)
C-5W8897
B-5W8925
F-5W8895
B-5W8925
Switch-Horn/Turn Signal/
High Beam
A-5W8921 (206), 5W8922 (212)
E-5W8896
A-5W8921 (206), 5W8922 (212)
Harness-Cab
H-8V9260
Timer (Travel Alarm)
Slip Ring-Creeper/Stabilizer
Solenoid-Creeper /Stabilizer
L-5W4457
K-5W4473
E-7
F-5
A-4
E-6
6 Contacts
4 Contacts
37 Contacts
9 Contacts
7 Contacts
A-7
A-5
F-3
A-5
1
2
3
4
5
6
7
8
A,B,D,E
A,D,E
E-2
D-9
5W9302
5W6064
EE
CC
D-6
B-3
A-7
B-3
B-7
B-7
F-7
B-8
B-8
B-9
E-5
B,ED-9
B,DD-9
A,ED-8
A,DD-8
E-9
E-9
5W8915
5W8900
5W8899
5W8917
5W8916
5W9266
5W9318
5W9267
5W8092
5W8093
5W4479
5W8914
5W8911
5W8910
5W8912
5W8913
5W8952
5W8954
PPP
NNN
MMM
LLL
KKK
JJJ
HHH
GGG
FFF
EEE
DDD
CCC
BBB
BBB
AAA
AAA
ZZ
YY
E-95W8953XX
E-9
A,D,E
B,D,E
5W8951WW
A-2,F-25W8946VV
B-2,F-25W8950UU
E-25W8945TT
A-7
5W8921
NOTE G: WITHOUT ENGINE COMPARTMENT LAMP
NOTE F: WITH ENGINE COMPARTMENT LAMP
SS
YL
BR
EE
TO FRAME
TO CAB
0
L1
L46
L46
YL
YY
L40
L39
L45
L20
L16
RD/YL
L20
A
XX
L20
SWISS
LIGHTING
ATTACH
RD
BK
GN
BR
MOTOR
WW
(NOTE A)
G
(NOTE A)
ZZ
LAMP
5W2034
LAMP
5W2038
LAMP
5W2038
YL-12
FFF
LOWER WIPER
CIGAR LIGHTER
5W9628
BR
RD CIGAR LIGHTER
RADIO
5W8933
GGG
A
6
3
5
4
2
1
2
6
5
4
3
L42
1
SWISS LIGHTING
ATTACH
WH
RD
GN
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
Z
X
W
-10
RR
A A A
L26
JJJ
HHH
TO FRAME
L40
L39
L45
L41
L43
L43
L41
(CREEPER WITH STABILIZER ONLY)
CCC
L32
L25
W
LL
(CREEPER ONLY)
GY
L29
Q
P
NNN
X
X
L39
L28
BR
BR/BK
RD(2)
GYYL
GY
GY
COOLANT TEMP
(NOTE A) 5W9373
KK
GRD
GRD
SEND
IGN
L28
L33
L39
R
JJ
U
Z
LAMP
5W2037
Y
L46
L34
RD/YL
BK(1)
GY(5)
GY(3)
BK(2)
A
C
L30
L31
L32
L33
L34
L33 L32 L31 L30 L29
BU-12
GY(5)
L15
L12
L26
L16
L13
L20
L2
L27
L17
L18
JJ
YL(2)
BU-12BU-12
RD-14(4)
A
E
U
L38
L36
L31
L36
L28
L38
L35
L38
L37L36
L44
B
YL(2)
F
L7
L34
L41
S
LAMP
5W2037
S
58
56B
56A
L5
L4
L25
L41
L43
L42
5W8893
SS
TO CAB
5W9736
UPPER
WIPER
MOTOR
UPPER WINDSHIELD
DISCONNECT SW
5W9751
LOWER WIPER
MOTOR
5W9741
5W9751
LOWER WINDSHIELD
DISCONNECT SW
-
L25
QQ
W
T
RD(2)
NN
T
L35
REVERSE STEER
RELAY 5W2661
MM
L30
L37
FF
5W9371
MMM
L2
L30
L37
L44
RD-14
RD-14(4)
RD-14(4)
KKK
WH(3)
RD(3)-16
CIRCUIT GROUPING
DESIGNATION
L
ATCH WIRE, CABLE,
COMPONENT
CIRCUIT NOT CONNECTED
CIRCUIT CONNECTED
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
TO VEHICLE STRUCTURE
CONNECTOR
SYMBOL DESCRIPTION
BROWN
PURPLE
GRAY
BLACK
COLORABBREV
PINK
YELLOW
ORANGE
WHITE
RED
BR
PU
GY
E-2
C-7
D-6
E-9
E-9
UNLESS OTHERWISE SPECIFIED:
ALL WORE IS 16 GAGE
ALL BACKLIGHTING LAMPS ARE 5W2035
INDICATOR LAMPS ARE 5W9352
B,D,E
A,B,D,E
A,B,E
A,B,D
B,E
B,D
A,D,E
CC 5W2015 D-9
A-85W2014DD
5W8963
5W8961
5W8962AA
BB
BB
AA 5W8960
A-8
A-8
A-8
A-8
A-85W8964
5W8944
5W8949
SS
RR
C-35W8878FF
E-45W8906Z
Y 5W8905 D-4
5W8877X
W 5W8876 E-6
E-45W8904U
T 5W8875 C-3
C-45W8882S
R 5W8903 D-5
E-65W8902Q
E-65W8901P
SWISS
LIGHTING
ATTACH
SWISS
LIGHTING
ATTACH
L 5W4457 E-6
E-65W4473K
B,E
B,D
5W8911
5W8910
J
J
H 8V9260 F-5
D-95W8894G
F 5W8895
5W8896
A-5
A-5E
C
A-5A-7
5W8897
5W8925B
A 5W8922 E
D
A-7
A-7
NOTE
NOTE E: FOR THE 212 ONLY
NOTE D: FOR THE 206 ONLY
L47
L47
NOTE B: FOR THE DETUZ ENGINE ONLY
NOTE A: FOR THE PERKINS ENGINE ONLY
CABLE AS.
AA
WIRE AS.
A
HARNESS AS.
LOCPART NO.IDENT
THIS SCHEMATIC IS FOR THE 206 & 212 WHEEL
TYPE EXCAVATORS (EDER 900MM CAB) (8C4581 CHG 00)
COMPONENTS ARE SHOWN INSTALLED ON A FULLY
OPERABLE MACHINE WITH THE KEY AND ENGINE OFF,
AND XMSN SHIFTER IN NEUTRAL
E
E
F
0
0
C
B
A
9 8 7
789
6 5 4
456
3 2
F
E
D
1
C
B
A
23
1
54
L
58
GN-14(1)
BK-10 GN-14(2)
GN-14(1)
GY(3)
BU(1)
GN/WH
GN/BR(1)
BK/GN/RD(1)
BULB
5W2041
DOME
LAMP AS.
5W9753
TO
CAB
BR
RD
RD
BK
L12
RD
RD-10
L12
L35
BR
DOME LAMP
BK/YL
FAN
5W9754
BR
BK
RD
BU(1)
BR(15)
WH
BK
GY(3)
RD-10
BR(15)
BR(15)
WH
BK
YL
RD-10
MOTOR
TO
CAB
BR
BR
BEACON SW
5W9347
FAN SW
5W9748
LOWER
WIPER SW
5W9746
UPPER
WIPER SW
5W9744
BK/PU
BK FAN
BEACON BK
GY/BK(11)
GY/BK(15)
8A
RD8A
RD8A
RD8A
RD8A
RD8A
RD
BK
WH
YL YL YL
YL
BR
9
10
15
7
5
13
10
9
10
9
5 1
7
5
4
2
BU-12
BU-12
2.5A
ANTENNA
BR
10
9
GROUND
SPEAKER
SPEAKER
ANTENNA
+ BATTERY
31
53
31B
53A
COOLANT
SENDER
(NOTE A)
7W1263
ENGINE
OIL
SENDER
(NOTE B)
8U0989
ALTERNATOR
(NOTE A)
7W2599
(NOTE B)
5W2679
ENGINE
OIL SW
(NOTE A)
7W1238
(NOTE B)
5W2861
ENGINE
SHUTDOWN
SOLENOID
(NOTE A)
7W6249
GLOW
PLUG
RESISTOR
(NOTE A)
7W1251
FLAME
GLOW
PLUG
(NOTE B)
5W3412
GLOW
PLUG
(NOTE A)
358059
STARTER
(NOTE A)
7W1265
(NOTE B)
5W2859
RD-12
EEE
TRAVEL
ALARM
SW
5W8109
TRAVEL
ALARM
SW
5W8109
L13
L12
L13
L16
L20
BU-12
L17
L24
CC
BBB
GEAR RATIO
SOLENOID
5W5794
B A
BR
TO
ENGINE
TO
FRAME
TO
FRAME
TO
FRAME
AAA
TO
ENGINE
TO
ENGINE
TO
ENGINE
TO
ENGINE
WH(2)
GN(1)
GN(2)
BK(4)
FUEL
REFUELING SW
5W2655
STOP
LAMP
5W2036
TURN
LAMP
5W2036
TAIL
LAMP
5W2037
BULB
5W2039
REAR
FLOOD
LAMP
5W2681
-T
REFUELING PUMP
BR
BU/YL
BR
BU/YL
BR
RD/YL
BU/YL
RD(2)
RD(1)
FUEL
SOLENOID
(NOTE B)
5W3414
V-BELT
MONITOR SW
(NOTE B)
5W3678
FUEL
REFUELING
PUMP
5W8633
FUEL
SENDER
5W2614
BR/BK
RD/YL
BR/BK
BR/WH
BR
ZU
YL
BR
BK/GN(6)
BK/WH(7)
BR
BK-0
FUEL FLOW/
GLOW PLUG
RESISTOR
(NOTE B)
5W3417
YL
BU(2)
GN/BU
YL-12
BK-10
BU(2)
BK-10
GN/BU
YL-12
L24
L39
2
1
3
2
1
3
BK-10
BK-0
MOTOR
ALT
D +
-T
G S
MTR BAT
MOTOR
BK/WH
BK
BU/BKBK
BK/WH
OPERATOR STATION
58
R
54
BRAKE
AIR PRESS.
FAULT
ALARM
5W2663
TO
CAB
UPPER
WASHER
5W6312
BR
BU(1)
BR(15)
WH
BKBK2A
BR
WH
BU/BK
RD
BK
BK
BK(1)
WH(2)
BU-12
L39
L39
L24
L26
GY(5)
BK/YL
RD-10
BK
RD-14
WH(4)
BK(2)
B
FUEL GAGE
INDICATOR LAMPS
STOP LAMP
PARKING BRAKE
HAZARD SWITCH
BOOM OVERLOAD
TRAVEL ALARM
TEMP GAGE
FORWARD HORN
HEATER
ENG SHDN/BELT MON
AIR HORN
LEFT OPTIONAL HYD
RIGHT OPTIONAL HYD
CREEPER SPEED
HYD OIL COOLER
FLOOD LAMPS
HAMMER OPERATOR
4-POINT STABLIZER
AIR PRESS. DROP
REVERSE STEERING
GEAR RATIO RELAY
SPEED SELECTOR
RD
RD
RD
RD
RD
RD
RD
RD
RD
RD
RD
RD
1
2
3
4
5
6
7
8
9
10
11
12
8A
8A
8A
8A
8A
8A
8A
8A
8A
8A
8A
8A
L18
WH(5)
GN(1)
DDD
OPTIONAL
HYDRAULIC
SOLENOID
5W5793
TO
FRAME
L12
L13
L16
L20
L17
L18
L24
L15
BR(5)
HYDRAULIC
OIL COOLER
SOLENOID
5W5792
HYDRAULIC
OIL SW
5W2687
HYDRAULIC
OIL COOLER
CONTROL SW
5W8554
DD
BBAA
12V BATTERY
(NOTE D)
5W5884
(NOTE E)
5W2704
12V BATTERY
(NOTE D)
5W5884
(NOTE E)
5W2704
ANTENNA
5W9391
LAMP GP
5W2649
TAIL
LAMP
5W2037
TURN
LAMP
5W2036
STOP
LAMP
5W2036
RD(2)
TRAVEL
ALARM
3T1815
WH
BK
ENGINE
COMPARTMENT
LAMP GP.
5W5859
AB
BK/GN/RD
GN/BR
BR
BR
GY(5)
(NOTE G)
GY(5)
BR
(NOTE F)
2
1
3
2
1
GN/BU
YL
BU(2)
LLL
-T
3
2
1
3
-T
RD
BK-0
BK-0 BK-0
NEGPOSNEGPOS
BEACON
5W2686
BK YL
OPERATOR STATION
FORWARD
HORN
AIR PUMP
5W5860
MOTOR
PARKING
BRAKE SW
5W5221
ON ROAD
DRIVE GEAR 1
INDICATOR
5W2035
ON ROAD
DRIVE GEAR 2
INDICATOR
5W2035
SPEED
SELECTOR SW
5W9350
BK/WH(9)
BK/GN(8)BK/GN(6)
BK/GN(6)
BK/WH(7)
BK/WH(7)
CREEPER
SPEED SW
5W9369
BR
BR
BR
BK(11)
GY(11)
GY/BK(13)
BK/GN(12)
BK/WH(12)
BK/PU(12)
PU
PU
RD
RD(3)
10
9
51
RD(5)
RD(6)
RD(7)
YL
HAMMER BLOW
RATE SW
5W9347
MASTER
HAMMER SW
5W9347
FRONT
FLOOD
LAMP SW
5W9347
REAR
FLOOD
LAMP SW
5W9347
PU
RD(3)
WH(3)
BK(3)
RD/YL
YL
GY GY GY
L7
REVERSE
STEERING
LAMP
5W9323
ENGINE
OIL TEMP
(NOTE B)
5W5862
BRAKE AIR
PRESS. GAGE
5W9364
HAZARD SW
5W9351
HEAD
LAMP SW
5W5867
YL
GY
SERVICE
METER
5W9365
BU(2)
BRBR
- +
BK
GY
BR
BR/WH
BR
6
3
2
9
10
GN
BK/GN
BR/GN
RD
BK
BK/WH
WH
BR
6
8
2
3
5
1
10
7
BR
BRBR
BR
RD RD
10
9
51
10
9
51
10
9
51
10
9
51
16A
16A
BK
RD-10
RD-10
RD-12
YL-12
GN-14
BK-10
BK-12
BR/WH
BR BR
RD(2)
BU
RD(3)
GY
GY
BR/WH
BR/BK
FUEL
LEVEL
GAGE
5W9367
BR
BR
YL(2)
BOOM
OVERLOAD
WARNING
BU
BUBU
BR
HIGH BEAM
INDICATOR
ENGINE
OIL PRESS.
INDICATOR
BRAKE
AIR PRESS.
INDICATOR
KEY SW
5W9368
58
15
19
17
50A
NEUTRAL/
START SW
5W6461
7 PRESS. SW
1 ALARM
3 +BATTERY
4 GROUND
8 SHUTDN SW
BK
BK
BK
BK
BK
3
2
6
4
5
1
H
B
H
M
L
GN-14(2)
GN-14(1)
GN/WH
LK
TO
CAB
RESISTOR
5W4672
BLOWER
5W4669
NC
NOC
BLOWER SW
5W5857
LEFT AUX
HYD SW
5W2701
RIGHT AUX
HYD SW
5W2701
TRAVEL
ALARM
SHUTDOWN SW
309718
TRAVEL
ALARM
TIMER
9P1813
BU/BK
BK/WH
RD
BK
BK
BK/RD
BK/GN/RD(1)
GN/BR(1)
BK/GN/RD(1)
GN/BR(1)
GN/WH
BK/GN/RD
GN/BR
BK/GN/RD
GN/BR
BR
BK
RD
BU
BK/RD
BK
BK
RD
BU
BR
BR
BK
MOTOR
IGN
SEND
GRD
IGN
SEND
3
2
1
3
2
1
YL
BU/YL
RD-14
RD(6)
RD(9)
RD(2)
RD(3)
BU
YL
RD(6)
RD(5)
RD(7)
RD(1)
BK(2)
RD
YL
BK(1)
RD(2)
YL(1)
GN/WH
BU/YL
RD-14
RD(3)
BU
GN/BR(1)
BK/GN/RD(1)
YL
GY(5)
RD(6)
RD(5)
RD(6)
BU(2)
RD(4)
RD(9)
RD(7)
YL(1)
WH(3)
WH(2)
BK(7)
WH(6)
WH(4) BK(5)
BR
PU
WH(4)
WH(6)
BK(7)
PU
PU
RD(3)
WH(3)
BK(3)
WH(3)
RD(4)
RD(10)
BU/YL
WH(5)
BK(4)
RD(1)
RD(2)
GN(2)
GN(1)
BK/WH(7)
BK/GN(6)
BR/WH
BR/BK
RD/YL
WH(2)
BK(1)
GY(5)
GN/WH
GN/BR(1)
BU(1)
GY(3)
BK/GN/RD(1)
GN/BU
YL
BU(2)
BR(5)
WH(4)
BK(2)
GN/WH
GN/BU
BK-10
GN-14
YL-12
RD-12
RD-10
BU-12
RD-14
11
29
28
3
26
34
33
25
5
6
16
17
7
8
13
14
9
10
2
31
30
37
36
18
32
35
1
12
15
27
22
24
19
23
21
4
20
18
1
7
4
5
2
3
6
14
22
21
24
23
37
36
35
34
10
9
6
7
8
33
5
2
3
4
32
19
1
20
17
11
25
13
16
15
12
31
30
29
28
27
26
BK
L7
BK/WH
WH
BK-12
BU/YL
YL
RD(9)
RD-14
RD(6)RD(6)
A
BU(2)
BU
RD(1)
RD(2)
BR/WH
WH(2)
BK(2)
GN/WH(3)
GN/BU(3)
GY
GY
1
2
3
4
5
6
7
8
9
10
11
12
GY(4)
GY
GN/WH
BR/WH
WH(2)
BK(2)
GN/WH(3)
GN/BU(3)
BU/YL(2)
BR/GN(10)
BR(4)
BR(1)
BR(2)
BR(3)
YL(1)
WH(1)
GN/WH(2)
GN/BU(2)
GY(2)
BK(1)
GN/WH(1)
GN/BU(1)
GY(1)
RD(1)
RD(2)
BU(2)
BU-12
WH(5)
BK(4)
RD(2)
RD(1)
GN(1)
GN(2)
WH(1)
GN/WH(2)
GN/BU(2)
GY(2)
BK(1)
GN/WH(1)
GN/BU(1)
GY(1)
GY(3)
GY
LAMP
5W2038
BU-12
BK
WH(5)
WH(1)
BK(4)
BK(1)
RD(2)
RD(1)
GN/WH
GN/WH(2)
GN/WH(1)
GN/BU(2)
GN/BU(1)
GY
GY(4)
GY(3)
GN(1)
GN(2)
GY(2)
GY(1)
HAZARD SW
RIGHT REAR TURN LAMP
RIGHT FRONT TURN LAMP
LEFT REAR TURN LAMP
LEFT FRONT TURN LAMP
RIGHT STOP LAMP
LEFT STOP LAMP
HIGH BEAM INDICATOR
RIGHT HIGH BEAM
LEFT HIGH BEAM
RIGHT LOW BEAM
LEFT LOW BEAM
SWITCH ILLUMINATION
4-POINT STABLIZER
CAB SWITCH ILLUMINATION
RIGHT TAIL LAMP
LEFT TAIL LAMP
RIGHT POSITION LAMP
LEFT POSITION LAMP
25A
8A
8A
8A
8A
8A
8A
8A
8A
8A
8A
8A
TO
FRAME
TO
CONNECTOR BRACKET
TO
UNDERCARRIAGE
FRAME
TO
UNDERCARRIAGE
FRAME
BRAKE
AIR SW
5W5221
BR BK-14
WH-14
BK(2)
RIGHT
REAR
STABILIZER
SOLENOID
5W8106
LEFT
REAR
STABILIZER
SOLENOID
5W8106
CREEPER
SOLENOID
5W5805
CREEPER
SLIP
RING
5W5879
1
2
3
4
5
CREEPER/STABILIZER
SLIP RING
5W8107
L1
L3
L6
L5
L4
BK(5)
WH(6)
BR
BR
OPERATOR STATION
L47
BU
7
7
6
6
5
5
4
4
3
3
2
2
1
1
BR
BK(2)
BR
BK(5)
BK(3)
BK(3)
3
2
1
HORN/TURN
HIGH BEAM SW
HAMMER SW
5W2653
RD
RD(3)
L3
L3
L3
BU/YL(2)
BR(4)
GN/WH(3)
BR/GN(10)
WH(2)
BK(2)
BR/WH
GN/BU(3)
BR(1)
9
2
7
3
4
5
6
8
1
31
BU/YL
BR
WH
BK/WH/GN
BK/GN
BK/WH
WH/BK
YL
BR/GN
H
56A
54
R
L
56
56B
71A
LEFT
TURN
LAMP AS.
5W2652
AIR HORN/
FORWARD
HORN SW
5W9376
BR(3)
BR
BR
BU(2)
TURN
SIGNAL
INDICATOR
ALTERNATOR
INDICATOR
GLOW PLUG
INDICATOR
(NOTE B)
PARKING
BRAKE
INDICATOR
HYDRAULIC
OIL TEMP
INDICATOR
BRBR
GY
GN/WH
BU(1)
BR(5)
WH(4)
YL
GN/BU
BU(2)
PU
BR
BK/GN
YL
BR(2)
YL(1)
BK(11)
GY(11)
BR(15)
GY/BK(15)
GY/BK(11)
GY/BK(13)
S
53E
53
BR(3)
BR(2)
YL(1)
BRBR(15)
BK/PU(12)
BK/WH(12)
BK/GN(12)
30
FF
53A
BR(15)
H
MOTOR
G
RD(6)
GY(4)
BK(7)
WH(4)
WH(6)
BRBRBR
LEFT FRONT
STABLIZER SW
5W9347
RIGHT FRONT
STABLIZER SW
5W9347
LEFT REAR
STABLIZER SW
5W9347
RIGHT REAR
STABLIZER SW
5W9347
H
MOTOR
GY(1)
TO
LAMP
BRACKET
BK-14
WH-14
TO
FRAME
VV
VV
GY(1)
GN/BU(1)
GN/WH(1)
BK(1)
GYGYGY
BR
31
53A
31B
53
GY
BK(3)
BK(5)
RD RD RD
10
9
51
10
9
51
10
9
51
10
9
51
OPERATOR STATION
FORWARD
HORN/
V-BELT
WARNING
ALARM
5W2658
BR
BR
BK-14
WH-14
WH-14
AUX
FLOOD
LAMP GP.
5W2681
POSITION
LAMP
5W7575
BULB
5W2032
HEAD
LAMP AS.
5W5878
BULB
5W2034
BULB
5W2039
BULB
5W2040
BOOM
POSITION
LAMP AS.
5W2651
WH(3)
BK(3)
3 4
REVERSE
STEERING SW
5W9348
RD(4)
RD(10)
WH(3)
BK(3)
BOOM
OVERLOAD
ALARM
5W2663
YL
YL
BU/YL (NOTE B)
BR(2)
BR(1)
RD-14
AIR
HORN
RELAY
5W5883
RD(10)
BU/YL
WH(1)
YL(2)
BK/GN
BR/GN
GN
BK/GN
BR
BR
BR
TO
INSTRUMENT
PANEL
BR
RESISTOR
(NOTE A)
5W5969
BU/YL
BU/YL
GN
FLASHER
ALARM
BR/GN(10)
BU/YL(2)
BK
RD
BR
31
49
C
C2
OUT (LAMP)
GROUND
+ BATTERY
BK/GN(6)
RD(9)
BK/GN(8)
BK/WH(9)
BK/WH(7)
BR
WH(2)
WH(3)
BR(4)
BR
BR(1)
BR(2)
BR(4)
BR(3)
L1
BR
PU
BR
PU
RD(6)
GY(4)
L4
10
13
5
1
9
14
RD-14(3)
HOUSING
5W2864
GEAR
RATIO
RELAY
5W5863
TO
FRAME
3
2
1
3
2
1
HAMMER
BLOW RATE
SOLENOID
(NOTE E)
5W7149
31
FLASHER
5W2662
TO
UNDERCARRIAGE
FRAME
30/51
GN/WH(2)
GN/BU(2)
GY(2)
STOP
LAMP SW
5W2443
SW NO.2
BOOM
OVERLOAD SW
5W2584
L3
L5
L2
L6
WH(4)
BK(3)
LEFT
FRONT
STABLIZER
SOLENOID
5W8106
RIGHT
FRONT
STABLIZER
SOLENOID
5W8106
HAMMER
SOLENOID
5W7150
85
RD(1)
OPERATOR STATION
49A
87A
87
86 85
30
BR
BR
OPERATOR STATION
WH-14
87
UU
YL(2)
L27
VV
BR
BR
POSITION
LAMP
5W7575
BULB
5W2032
HEAD
LAMP AS.
5W5878
BULB
5W2034
RIGHT
TURN
LAMP AS.
5W2652
58
56B
56A
BR
BR
2
3
1
BULB
5W2039
FLOOD
LAMP GP.
5W2681
BULB
5W2040
BOOM
POSITION
LAMP AS.
5W2651
D29873