Textron Jacobsen SLF530 - Instrumentation Circuit Schematic

4-42 673831-Rev A
ELECTRICAL
4
Instrumentation Circuit Schematic
See Figures 4-20 and 4-21.
Figure 4-20
MAR0022
+–
Rd
Bk
F11
B1
Unswitched power circuit
Switched power circuit
Fan circuit
Engine Oil Pressure Circuit
Parking Brake Circuit
4WD Circuit
CAN Circuit
Grounds
8685
30
87
87A
8685
30
87
87A
86 85
30
87
87A
3
5
1
4
SW4A
R5
R2
U1
M3
106 - Og
K1
1 - Rd
1 - Rd
1 - Rd
1 - Rd
1 - Rd
1 - Rd
1 - Rd
1 - Rd
118 - Bn
M
MCU 1-09
CAN H
MCU 1-08
CAN L
MCU 3-07 Program Select
MCU 4-10 Neutral Switch
106-Og
20 - Bk
20 - Wh
20 - Wh
20 - Bk
20 - Bk
3 - Rd
105 - Rd/Og
914 - Gn
915 - Ye
914 - Gn
915 - Ye
914 - Gn
915 - Ye
914 - Gn
915 - Ye
F3
F6
F7
MCU 1-06 Start
K4
M4
K5
MCU 3-09
Ground
MCU 6-09
Ground
MCU 1-02 Ignition-Run
105 - Rd/Og
20 - Bk
20 - Bk
MCU 1-10
Ground
20 - Bk
MCU 1-07
Ground
20 - Bk
MCU 4-01
Seat Switch
MCU 6-07
MCU 6-06 +12V Unswitched
MCU 6-01 Fuel Pull
MCU 2-06 Fuel Hold
+12V Unswitched
MCU 1-04
MCU 1-01 +12V Unswitched
+12V Unswitched
MCU 5-08 Glow Plug
121 - Rd
121 - Rd
103 - Rd
F8
MCU 3-02 Engine Temp
Forward Switch
137 - Pu
103 - Rd
154 - Og/Bu
154 - Og/Bu160 - Ye160 - Ye
35 - Rd/Og
12
34
106 - Og
130 - Tn/Rd
152 - DBu/Gn
105 - Rd/Og
1 - Rd
M
J4-A
J4-B
R3
137 - Pu 137 - Pu
137 - Pu
106 - Og
154 - Og/Bu
154 - Og/Bu
F5
1 - Rd
153 - Og
MCU 4-03
MCU 4-02 Lift Prox. Switch
MCU 5-07 4WD Solenoid
130 - Tn/Rd
MCU 2-04 Fan Relay
150 - Ye
20 - Bk
150 - Ye