Lull 944E-42 Service Manual - Manual (Page 576)

Electrical System
9.66 Model 644E-42/944E-42 Rev. 6/04
9.8.22 Optional Roadlight Electrical Schematic
Schematic is drawn with the ignition switch in the OFF position.
ENGINE
BLOCK +
-
BATTERY
1
HZ1
HAZARD
SWITCH
OFF
ON OFF
ON
1
18 17 3 1
8 5 2
10
FLASHER
31 49A 49
BRAKE
LIGHT
SWITCH
1 2
ROADLIGHT
FEMALE
CONNECTOR
VP3 DIODE PACK
A B C F
B
C
D
E
F
G
A
1 10
2
3
5 8
17 18
1
3
5
10
9
11
6
8
130
215
160
HZ6
WL1
RL1
BL1
HZ2
HZ2
HZJ
HZJ
HZ3A
HZ3
HZ3
HZ3B
RLG5
HZG
WLG4
HZG
CAB
GRND
STUD
RLG6
HZ5 HZ4
RT1
RT1E
LT1E
LT1A LT1
HZ4
LT1E
LT1
LT1A
RT1A
WLHB
LB1
LB1
HB1
B
A
C
D
LVP3
LVP3
BU3D
BU3D
HB1A
PS1A
175
LP4A
PS1
PS1A
LP4A
LP3A
HB1
HB1A
A
B
WORKLIGHT
FEMALE
CONNECTOR
WL2
WL3
RL1
PS1
WORKLIGHT
SWITCH
3
2
8 6
5 7
1 2
OFF
FRONT ALL ALL OFF FRONT
1
1
2
3 8 6
7 5
220
WL1A
WL1B
WL1C
WL1A
WL1C
WL1B
WL1
WLG4
WL2 WL3
WLHB
170
RT1A
115
RT1E
RT1
HZ5
BL1 BL2
BL2
LP3A
TURN SIGNAL
CONTROL SELECTOR
SW4
SW3
SW2
SW1
9
8
6
1
3
5
11
10
1
P
O
R
L
1
P
O
High Beam
High Beam
Flash
Low Beam
F25 40
LIGHTS MAIN
(OPTION)
Y
F26 25
CONDENSER FAN
(OPTION)
Z
FJ21
28
FJ21
FJ20
26
FJ19
25
AA 27
AB 28
F27
OPEN
F28
OPEN
12V BUSS BAR
STARTER
GND (-)
+
C
A
B A
B
C BA1
F1 40
OPEN CAB
VEHICLE MAIN
F2 15
IGNITION
CONTROL
BA1A
10
PB2A
2
PB2
IG1
PB1
To
Park Brake
Switch
BA3
BB1
BC1
BC1A
FJ15
20
FJ16
21
F20 10
BEACON/STROBE
(OPTION)
T
F21 7.5
BRAKE LIGHTS
(OPTION)
U
F22 20
HEADLIGHTS
(OPTION)
V
F23 15
TURN SIGNALS
(OPTION)
W
F24 20 or 30
WORK/ROADLIGHTS
OR WORKLIGHTS
(OPTION)
X
LP5
FJ18
23
24
FJ17
22
LP6
LP1
OPTION
HARNESS
LP6
LP5
LP4 LP2 LP3
To
Back-Up
Alarm Relay
7 8 9 13 12 10 11 14
INSTRUMENT
PANEL
J7
BA
CK LIGHT
J8
GR
OUND
J9
PO
WER
J13
ACCUJMULA
TOR
BRAKE PRESSURE ST
ABIL-TRAK
SLO
W PIV
O
T MODE
J12
TURN SIGNAL (OPTIONAL)
J10
ENGINE PRE-HEA
T
(OPTIONAL)
J11
HIGH BEAM (OPTIONAL)
J14
B
A
C
D
To
Ignition
Relay
To
Ignition
Relay
To Closed
Cab Main
(Option) Fuse
BC1A
LIGHT
POWER
RELAY
87A 87
30
86
85
ACC IGN
B+
OFF
ACC
IGN ST
IGNITION
SWITCH
B
A
1
POWER
MALE
CONNECTOR
POWER
FEMALE
CONNECTOR
MU18621
Refer to
pages 9.52,
9.53 or 9.54.
Refer to
pages 9.48,
9.49, 9.50
or 9.51.