Electrical System 144Service Manual – CS7000
Conn. Pin Wire Desig. Description ID Signal Nominal Value
Black voltmeter lead
on:
J3 11 131 GRA/
ORN
Output Throttle 2 Output High Side
Driver Engine
12V
0V or 12V
J3 12 134 GRA/
BLU
Output Throttle 1 Output High Side
Driver Engine
12V
0V or 12V
J3 13 137 BRN/
RED
Output Dust Guard Control
(Pump and Valve)
L2, M22 Grounds to turn
both on
0V B-(Ground)
J3 14 139 VIO/
BRN
Output Horn
Ground to turn on
H2 Grounds to
energize
0V B-(Ground)
J3 15 144 BLK Ground Supply Battery Negative
J3 16 142 BLK Ground Supply Battery Negative
J3 17 250 GRN/
ORN
Output Side Broom Actuator
Reversing polarity
driver
M13 Reversing
Polarity
Battery 30.5- 38V
Engine ON 37-40.5V
J3-5
J3 18 149 BLK Ground Supply Battery Negative
J3 19 154 BLK Ground Supply Battery Negative
J3 20 156 BLK Ground Supply Battery Negative
J3 21 159 BLK Ground Supply Battery Negative
J3 22 ---
J3 23 059 VIO/
RED
Power Supply 12V supply Power supply
from starting
battery
12V B-(Ground)
J3 24 171 GRN/
WHT
Output Low Pressure Pump M23 Grounds to
energize
Also requires
internal
pressure switch
in pump
0V B-(Ground)
J3
25 ---
J3 26 058 GRA Power Supply VACC2 Power supply
from Aux
Contactor
36V B-(Ground)
J3 27 076 GRN/
BRN
Output Backup Alarm H1 Grounds to
energize
0V B-(Ground)
J3 28 ---
J3 29 166 BLK Ground Supply Battery Negative
J3 30 ---
J3 31 ---
J3 32 049 ORN/
BLK
Output Glow Plug Output High Side
Driver Engine
12V
12V B-(Ground)
J3 33 ---
J3 34 056 GRA/
BLK
Power Supply VACC3a Power supply
from Aux
Contactor
36V B-(Ground)
J3 35 055 GRA/
BLK
Power Supply VACC3b Power supply
from Aux
Contactor
36V B-(Ground)
J7 1 092 GRN/
BLU
Input Interlock Switch Input Logic Input 36V B-(Ground)
J7 2 095 GRN Communi-
cation
CAN Bus Low Digital Signal 0 or 5V B-(Ground)
J7 3 099 YEL Communi-
cation
CAN Bus High Digital Signal 0 or 5V B-(Ground)
J7 4 102 GRA Output Run Signal Input Engine Logic
Input
12 V Engine Running B-(Ground)
J7 5 108 GRA/
YEL
Input Engine Coolant
Temperature
Logic Input 5V
J7 6 112 TAN/
WHT
Input Fuel Level Sender S12 Analog Signal
J7 7 117 YEL/
RED
Input Low LP Pressure
Switch
S11 Logic Input
J7 8 ---