SkyTrak 8042 Service Manual - Manual (Page 767)

Electrical System
9.176 Model 8042, 10042, 10054 Legacy Rev. 10/03
9.8.20 Transmission, Reverse First Gear Circuit,
(SN 10054, 19080 - 19987 And 0160002332 & After)
ENGINE GROUND BUSS BAR
20C 20E
A5
B2
B1
C4
C3
C2
C5
C1
B3
A B E F
DIODE PACK DIODE PACK
101A
103A
2D 150A 2DD
2D
101
150
2H
150B
101B
150
101
103 103B
103
2H
2J
TRANS.
GRND
2G
2G
20
7
1
2
3
4
5
7
6
Y1
DE Y3
E
Y2
E
UPPER
TRANSMISSION COILS
(VIEWED FROM
FRONT OF VEHICLE)
Y1 Y3 Y2
7
1
2
3
Y6
E
Y5
E
Y4
DE
7
6
4
5
A5
B2
B1
C4
C3
C2
C5
C1
B3
A B E F
20
MALE AND FEMALE
BULKHEAD HARNESS
CONNECTORS
Y6 Y5 Y4
LOWER
TRANSMISSION COILS
(VIEWED FROM
FRONT OF VEHICLE)
150
103
101
2DD
31
102 102B
102
102
102A
31
MALE AND FEMALE
BULKHEAD HARNESS
CONNECTORS
FEMALE AND MALE
BULKHEAD HARNESS
CONNECTORS
FORWARD
NEUTRAL
REVERSE
GEAR
GEAR
GEAR
GEAR
B+
B+
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
10.0 24
HORN/HEATER
102B
BACK-UP
ALARM
RELAY
87A 87
30
86
85
24
2BB 31
102A
102
102
102B
3C
LIGHT SWITCH
RELAY
7.5
153A
7.5
TRANSMISSION
3A
3A
26A
100
27C
27 27D
TO STARTER
MAIN
40.0
26
26B
26
112
103
101
150
112
113
153
112
CAB
GROUND STUD
113A
20
111A
NEUTRAL
START
RELAY
87A 87
30
86
85
112A
111
20
111
113
113
113A
113B
2FF
20E
20
20D
20D
A3 A3 20
2LL
SHIFTER
ZF TRANSMISSION
F
N
R
1
2
3
REVERSE
1 st Gear
102A
20
52
51B
NOT USED 107A
41B
107B
PARK
BRAKE
INTERLOCK
RELAY
86
85 87A 87
30
52
51
51A
51B
51A
26A
26
IGNITION
SWITCH
A B C D E
O
S
R
P
O
S
R
P
O
S
R
P 19
15
50
58
30
A B C D E
A B C
3C
1
PARK
BRAKE
SWITCH
2HH
1
E
D
E
1
2
3
4
5
6
7 8
D
1
2
111
2EE
PARK
BRAKE
DIS.
RELAY
86
85
87A 87
30
20A
2HH
153
107B
113B
153A
2BB
20B
20B
20A
CAB
GROUND
STUD
2MM
20A
20A
20A A4 A4
BACK-UP
ALARM
-
+
31
2X 20C
B
C
Driving
Direction Speed Y1 Y2 Y3 Y4 Y5 Y6
Upper
Valve
Body
Lower
Valve
Body
Forward
Forward
Forward
Forward
Reverse
Reverse
Reverse 1
2
3
4
1
2
3
MH5510
= See Page 9.107