Cab wiring schematic, Legend – MacDon 9250 SP User Manual
Page 156
S
G L
I
S
G
L
I
S
G L
I
S
B
R
I
A
BAT
AUX
6 A
BAT
AUX
6 A
BAT
AUX
25 A
BAT
AUX
10 A
5
4
2
3
6
1
B
T
H
I
R
30
87a
87
86
85
M
L
H
B
C
20 A
30
87a
87
86
85
30
87a
87
86
85
30
87a
87
86
85
CONNECTOR TO
Mac Monitor
5 4 3 2 1
8 7 6 5 4 3 2 1
CONNECTOR TO
Mac Monitor
30
87a
87
86
85
10 OHM
5 WATT
BLOWER RESISTOR
CONNECTOR TO
SUSP. SEAT
SWITCH
SEAT OPS SWITCH
HEADER/REEL
HEIGHT RELAY
HEADLIGHT RELAY
WORKLIGHT RELAY
DECK SHIFT
SWITCH
HEADER CLUTCH
SWITCH
2 SPEED SHIFT
SWITCH
FLASHER/TURN SIGNAL
SWITCH
LIGHT
SWITCH
18 BLACK 415
HEADER CONTROLS
OPS
2 SPEED
SEAT SUSP SWITCH
A/C
RADIO
INSTRUMENTS
SCREEN MOTORS
RADIO MEMORY
INTERIOR LIGHT
WIPER
FUEL GAUGE
VOLTMETER
TEMP GAUGE
PARK BRAKE
SWITCH
OPTIONAL HEADER
EXPRESS DOWN
(replaces Jumper Wire)
WIPER SWITCH
A/C THERMOSTAT
A/C LO PRESS. SWITCH
BLOWER SWITCH
AIR CONDITIONING
RELAY
POWER POINTS
CIGARETTE
LIGHTER
18 BLACK 415
18 BLACK 415
18 DK BLUE 514
18 DK BLUE 514
18 P
IN
K
70
2
10 RED 416
10 RED 416
12 RED 416
12 RED 416
18 DK BLUE 705
18 DK BLUE 711
18 DK BLUE 511
18 DK BLUE 512
14 DK BLUE 417
18 DK BLUE 513
RH TURN
SIGN
AL
12
V+
GRO
U
ND
TA
CH INPUT
LH TU
RN SIGNAL
18 BLK 415
18 YELLOW
402
18 YELLOW
40
1
10
DK
BLUE 418
18 GREEN 707
18 GREEN 442 S5
16 BROWN 506
16 RED 503
16 RED 407
14 RED 407
16 ORANGE 504
16 ORANGE 419
16 ORANGE 507
18 BLK 415
12 PINK 440
16 PINK 440
12 ORANGE 509
12 ORANGE 508
12 ORANGE 510
16 BLK 415
SPEEDOMETER
HARNESS
18 PINK 704
18 PINK 702
18 PINK 702
12 PINK 440
18 BLK 415
18 GREEN 708
18 GREEN 708
18 GREEN 709
18 GREEN 411
18 GREEN 432
18 GREEN 429
18 WHITE 501
18 WHITE 408
18 GREEN 412
12 PINK 704
18 YELLOW 706
10 RED 407
HE
AD
ER
SW
IT
CH
18 GREEN 710
18 YELLOW 703
18 YELLOW 404
16 RED 503
10
RED 407
18 YELLOW 403
18 GR
EE
N 4
14
18 YELLOW
405
18 GRA
Y 4
13
18 YELLOW 406
HE
AD
ER
SO
LENO
ID
S
OP
S
MEC
HANIC
AL PARK BRA
KE
TRAN
S OIL
P
RE
SS
NE
UTRAL/
HY
D P
ARK B
RA
KE
EN
G C
OOL
AN
T
TE
M
P
ENG
O
IL
PR
ES
S
IGNITION
SWITCH
14
DK
BLU
E 430
14
DK
BLUE 4
31
10 DK
BLU
E 505
18 GREEN 442
18
ORANGE 420
18 BLK
415
12
W
HITE
424
18
W
HITE 409
430
43
1
418
70
2
506
505
503
CIRCUIT BREAKER 6A
CIRCUIT BREAKER 25A
CIRCUIT BREAKER 10A
COLOR
FUNCTION
BLACK
GROUND
RED
LIVE POWER SUPPLY
PINK
ACCESSORY POWER SUPPLY
WHITE
ENGINE IGNITION
BLUE
LIGHTS
LEGEND
GRAY
NEUTRAL INTERLOCK
YELLOW
MACHINE MONITORS
ORANGE
AIR CONDITIONING
GREEN
HEADER FUNCTIONS
BROWN
WIPER
NOTE: CIRCUITS ARE IDENTIFIED BY WIRE GAUGE, COLOR & CIRCUIT NUMBER
IE. 16 ORANGE 885 IS A 16 GAUGE WIRE WITH ORANGE INSULATION &
THE CIRCUIT NUMBER IS 885. THIS REFERS TO THE LINE IMMEDIATELY
BELOW UNLESS INDICATED OTHERWISE
CONNECTOR FROM CAB
TO TRACTOR
14 DK
BLU
E 4
17
16
DK
BLUE 7
11
16
DK
BLUE
70
5
CIRCUIT BREAKER 6A
JUMPER WIRE
18 BLK 415
18 GREEN 442S5
18 GREEN 442
18 GREEN 707
18 PINK 704
18 P
IN
K
70
2
18
ORANGE 507
18 GREEN 708
18 GREEN 708
18 GREEN 708
(OCCUPIED = CLOSED)
18 ORANGE 507
12 BLK 415
CONNECTOR TO
BLOWER MOTOR
12
O
RA
NGE
51
0
1
2
3
16 RED 502
14
BLK 4
15
16 RED 502
14 BLK 415
702
506
505
503
418
430
431
CONNECTOR TO
SPEEDOMETER
A
B
C
18 BLK 415
18 PINK 702
18 YELLOW 706
18 BLK 415
18 PINK 702
CONNECTOR TO
ROOF
18 GREE
N 7
08
152 C
152 C
o
o
0.55 Ω 0.25 Ω
A
B
NORM. OPEN
CLOSES @ 2-6 PSI
RESETS @ 15-25 PSI
Cab Wiring Schematic
111446_D
6
SPEE
DOMETE
R
18 YELLOW 706
18 YELLOW 706
GLOW
PLUG
SWITCH
18
PINK
444
122
126
123
B
THROTTLE
(ROTARY SENSOR)
A
C
5K OHMS
122
126
123
122
126
123
D
430
431
41
7
711 70
5
41
6
418 403
707 442
442S5 402
401
70
2
41
9
507
408
420
70
9
41
1
432
429
404
40
7
706
424
409
406
413
405
41
4
41
6
70
8
444
123
126
122
Form 46584/147141/147459
4
407
401
409
405
416
416
5
444
402
413
406
123
126
6
403
424
702
7
709
404
706
420
507
8
122
419
3
408
429
442-S5
2
705
711
411
432
707
430
431
1
418
414
442
708
417
A
B
C
D
E
F
G