Lull 944E-42 Service Manual - Manual (Page 624)

Electrical System
9.114 Model 644E-42/944E-42 Rev. 6/04
9.8.38 Front Wiper/Washer Circuit & Troubleshooting
Schematic is drawn with the ignition switch in the RUN position.
FRONT
WASHER
PUMP
MOTOR
POWER
GND
M
FWP
205
CAB
GRND
STUD
WPG
FWG3
FWG1
FWG2
210
GJ1
GJ1
FW3
FW2
FWJ2
FWJ1
FW1
FW2 FW3 FW4
FWG1
FWJ3
FW1A
FW5
FWG4
FW5
FWG2
FW4 FRONT
WIPER
SWITCH
2 1
9 6 4 3 1
7 5 2
2 5 7
9 6 3 4 1
P
L
GND
M
H
FRONT
WIPER
MOTOR
P
L
H
FRONT
WASHER
SWITCH
2
3
1
7
8
7 3
2 8
145
FW1A
12V BUSS BAR
C
A
B A
B
C BA1
POWER
MALE
CONNECTOR
BB1
BC1
POWER
FEMALE
CONNECTOR
CAB
POWER
RELAY
87A 87
30
86
85
CP2
CP3
FJ12
16
FJ13
17
FJ14
18
19
F16 10
FRONT WIPER
(OPTION)
P
F17 25
HEATER FAN
(OPTION)
Q
F18 7.5
SKYLIGHT WIPER
(OPTION)
R
F19 7.5
REAR WIPER
(OPTION)
S
F25 40
LIGHTS MAIN
(OPTION)
Y
F26 25
CONDENSER FAN
(OPTION)
Z
FJ21
28
FJ21
FJ20
26
FJ19
25
AA 27
AB 28
CP3
F27
OPEN
F28
OPEN
15
F15 40
CLOSED CAB
MAIN (OPTION)
O
IGNITION
RELAY
87A 87
30
86
85
IG1
BA4
BA3
F1 40
OPEN CAB
VEHICLE MAIN
F2 15
IGNITION
CONTROL
BA1A
B
10
PB2A
2
PB2
PB1
IGNITION
SWITCH
ACC IGN
B+
OFF
ACC
IGN
ST
To
Transmission
Fuse (F3)
To
Park Brake
Switch
BA3
BC1A
BB1A
1
A
STARTER
GND (-)
+
+
-
BATTERY 1
ENGINE
BLOCK
CP1
CP1
MU1811
Refer to
page 9.48
Refer to
pages 9.52
or 9.54