t250 Electrical Schematic v-0425-6

OPTIONS
T250 (S/N 525611001 AND ABOVE)
(S/N 525711001 AND ABOVE)
WIRING SCHEMATIC
V-0425
(PRINTED FEBRUARY 2005)
TO OLDER
MODEL ATTACHMENTS
C506
C
E
F
G
H
L
K
D
A
M
P
N
J
B
RNG
RNG
YEL
DBL
BLK
BRN
WHT
RED
S
LT
TM
CENTER
GD
RT
C623
GRADER HARNESS -
TO ATTACHMENT
7010
B A
C632
B A
7020
C631
B
A
B
A
2310
7030
C612
B
A
2300
DIODE
AIR CONDITIONER
CLUTCH SOLENOID
TO OPTIONS (HVAC)
AIR CONDITIONER
10
8
7
M
RED
HEATER VALVE
WHT
BLK
HVAC HARNESS - 6725933
A
D
C
B
E
F
C614
A
D
C
B
E
F
1300
7200
2130
HERE OR TO OPTIONS
(HVAC JUMPER)
A
B
C
A
B
C
C630
HIGH
2205
A
B
C
A
B
C
C613
BLK
2110
3200
WHT
DBL
A
B
7010
2310
3100
2100
POTENTIOMETER
AIR CONDITIONER SWITCH
MEDIUM
LOW
OFF
C
1110
7000
M
1200
5000
L
1010
H
1000
B
Y
E
L
R
E
D
RNG
3
2
1
4
5
6
C611
3
2
1
4
5
6
2200
BLOWER SWITCH
BLK
86
30
85
87
87A
A
B
C
C617
2740
1190
22101740
POWER RELAY
TO OPTIONS
(DELUXE ACCESSORY)
THERMOSTAT
TO OPTIONS (AC)
BLOWER MOTOR
M
C612
E
E
BACK-
UP
ALARM
1 of 6
Dealer Copy -- Not for Resale
1
2
3
C669
6540
2785
6440
TO OPTIONS
(EXTERIOR CAB)
2790
2795
RIGHT
FLASHER
LIGHT
LEFT
FLASHER
LIGHT
4 WAY FLASHER
HARNESS - 6718873
BACK-UP
ALARM
RNG
RNG/DGN
BACK-
UP ALARM
HARNESS -
6715659
TO ENGINE OR MAINFRAME
BACK-UP ALARM
SWITCHES HARNESS -
6718820
BACK-UP ALARM
SWITCHES
7110
1720
1730
2730
A B
A
B
C
D
A B C D E F B AA B
6520
6720
6620
2620
OPEN
6410
6810
6640
2540
OPEN
OPEN
2540
2530
6240
2720
1720
1740
A
B
C
D
6430
6730
2630
OPEN
2640
2660
A
B
C
OPEN
C
B
A
46
41
40
HARNESS 6713993
40
A B C
D
E F
C604
LEFT TAILLIGHT
LEFT WORK
ACCESSORY
STOP LIGHT
2650
C605
6210
RIGHT WORK
2630
LEFT WORK
6340
7100
6600
6400
6310
6500
6200
2600
2620
C
F
G
E
A
D
H
B
ABCDEF
6320
6610
2610
ABCDEF
RIGHT TAILLIGHT
REGISTRATION
LAMP
DBACFE
DBACFE
LEFT TAILLIGHT
6620
6330
2640
BACK-UP
ALARM
C604
DELUXE EUROPEAN
TAILLIGHT HARNESS - 6718198
C103
TO ENGINE OR MAINFRAME
2 of 6
Dealer Copy -- Not for Resale
RED = RED
RNG = ORANGE
BLK = BLACK
LBL = LIGHT BLUE
DBL = DARK BLUE
LGN = LIGHT GREEN
DGN = DARK GREEN
YEL = YELLOW
PNK = PINK
WHT = WHITE
BRN = BROWN
TAN = TAN
PUR = PURPLE
GRY = GRAY
RNG
C
F
G
E
A
D
H
B
RNG
/DGN
UP ALARM
6715659
C103
TO ENGINE OR MAINFRAME
1730
B
A
2720
A
B
7100
A
B
1740
UP ALARM
SWITCHES HARNESS
-
C402 C404
7110
1720
TO
MAINFRAME
ADDITIONAL POWER
CONNECTOR
TO
MAINFRAME
C491
6600
1730
2730
A B C A B C D E F G H A B C D E F
2530
2520
6310
2500
7100
6500
6400
6200
OPEN
OPEN
6250
2520
2510
6240
6230
6510
6710
6610
2550
OPEN
OPEN
BACK-UP
ALARM
6370
7100
C605
RIGHT TAILLIGHT
A B C D E F
RIGHT WORKREGISTRATION
C103
TO ENGINE OR
MAINFRAME
STOP LIGHT
BATTERY FEED 1000-1999 RED, RED/WHT, RNG
GROUND 2000-2999 BLK
MONITORING 3000-3999 LBL
HYDRAULIC 4000-4999 LGN
ATTACHMENT CONTROLS 5000-5999 YEL
LIGHTS 6000-6999 PNK
ACCESSORIES 7000-7999 WHT
ENGINE 8000-8999 TAN
COMMUNICATION 9000-9999 PUR
WIRES CONNECT BY
LETTER ACROSS
CONNECTORS
A
B
B
A
SOME CONNECTOR
BODIES NOT SHOWN
FOR DRAWING CLARITY
3 of 6
Dealer Copy -- Not for Resale
RED
A
B
DOME LIGHT
DOME LIGHT
SWITCH
C608
BLK
TO OPTIONS
6700
6440
6540
TO OPTIONS
E
A
C
D
F
B
EXTERIOR CAB HARNESS -
6718872
2
1
3
C669
C668 OR C670
2780
2 1
12
C609
2775
TO OPTIONS
(4 WAY FLASHER)
TO
STROBE/BEACON
STROBE OR
BEACON
2785
A
D
C
B
E
C601
TO OPTIONS
POWER BOB
L
K
RNG
RNG
GRADER HARNESS -
6707303
ALARM
HORN
FRONT HORN HARNESS
B
C632
B A
EVAPORATOR (AC)
PRESSURE SWITCH
AIR CONDITIONER
HARNESS -
6719630
FRONT WIPER
MOTOR
M
V
B
C
A
B
C
A
C610
2755
C
B
E
A
F
D
7310
2735
7210
C667
TO OPTIONS
(DELUXE ACCESSORY)
7150
7150 or DGN
7200 or YEL
L X
C622
2745
FRONT WIPER
BOTTLE AND TANK
M
2765 or BRN
WIPER HARNESS - 6730885
2
1
2
1
2
1
7180
4720
4710
7190
1
2
1
2
DOOR SENSOR
7160
HARNESS 7106277
HARNESS 7104465
BACKUP
ALARM
6210
6200
LEFT
WORKLIGHT
RIGHT
WORKLIGHT
LEFT
TAILLIGHT
2610
63302640
6320
RIGHT
TAILLIGHT
2
6
5
0
6210
2620
2630
2600
2650
2640
2630
2620
2610
6200
2600
7
1
0
0
6310
TAILGATE HARNESS - 6716419
FRONT WIPER
MOTOR
M
V
B
C
A
B
C
A
C610
2755
C
B
E
A
D
F
7310
2735
7210
C667
TO OPTIONS
(DELUXE ACCESSORY)
7160
7150 or DGN
7200 or YEL
L X
C622
2745
FRONT WIPER
BOTTLE AND TANK
M
2765 or BRN
WIPER HARNESS - 6729739
4 of 6
Dealer Copy -- Not for Resale
B
A
B
A
C607
POWER BOB-TACH
SOLENOID
7010
2770
A
D
C
B
E
C601
TO OPTIONS
B
A
B
A
C606
POWER BOB-TACH
SOLENOID
2760
7000
POWER BOB-TACH HARNESS -
6730770
9500
TO
MAINFRAME
A
B
C
D
E
F
G
C426
BOOM HARNESS - 6718426
A
B
C
D
1
2
3
9600
9700
9800
1710
1160
2710
C666
TO ATTACHMENT
(BOOM
CONNECTOR)
1730 1720
B
A
2720
1740
B
A
2740
TO MAINFRAME
(ACCESSORY CONNECTOR)
ADDITIONAL POWER CONNECTOR
2730
A
B
7200
C412
TO HANDLE CONNECT0R
ALARM
HORN
C489
FRONT HORN HARNESS -
6727498
C490
C
B
A
C
B
A
C636
2740
TO OPTIONS
(DELUXE ACCESSORY)
C642
1140
1740
TO OPTIONS
(HVAC)
HVAC/ACCESSORY
HARNESS - 6725390
30
8787A
8530
868787A
B
C
D
E
F
A
B
C
D
E
F
6430
6830
6630
2630
6330
OPEN
6720
6620
2620
6320
OPEN
1320
BA
1020
6800
6700
1320
BA
1020
26706350
1010
To Starter "B" Terminal
Left Marker Fuse 10A
Right Marker Fuse
2610
2620
2630
2640
2650
2660
2670
2730
To Engine Ground
B
C
D
E
F
6730
2630
6330
OPEN
B
A
2640
2660
A
B
OPEN
A
B
C
D
E
F
6430
6730
2630
6330
OPEN
B
A
2640
2660
A
B
C
OPEN
HARNESS 6726430
HARNESS 6731239
HARNESS 6731239
B
A
41
40
HARNESS 6713993
C
B
A
46
41
40
HARNESS 6713993
A
B
40
42
HARNESS 6713994
A
B
40
42
HARNESS 6713994
85
87
87
2790
RIGHT BLINKER
RELAY
6510
2780
LEFT BLINKER RELAY
6410
E
D
C
B
A
C411
6410
6510
6000
TO OPTIONS
(DELUXE ACCESSORY)
2
6
5
0
6200
2600
7
1
0
0
6310
G
D
E
C
H
F
B
A
C103
5 of 6
Dealer Copy -- Not for Resale
V-0425 (2-9-05)
8530
868787A
8530
868787A
8530
868787A
26406310
1320
BA
1020
1320
BA
1020
1370
2650
6360
6210
1370
6340 2660
6700
Right Marker Fuse
10A Signal Fuse 10A
ROAD LIGHTS
SJC HORN/BLINKER HARNESS - 6726662
86
30
85
87
87A
6010
65152790
RIGHT BLINKER
RELAY
6510
86
30
85
87
87A
6020
64152780
LEFT BLINKER RELAY
6410
86
30
85
87
87A
2760
72002770
HORN RELAY
2750
ADDITIONAL POWER
CONNECTOR
ACB
C497
TO AWS
CONTROLS
B
A
2750
1730
TO HORN
CONNECTOR
C412
B
A
2740
1740
C490
B
A
2720
1720
TO MAINFRAME
C489
6 of 6
Dealer Copy -- Not for Resale