Lull 944E-42 Service Manual - Manual (Page 569)

9.59 Model 644E-42/944E-42 Rev. 6/04
Electrical System
9.8.16 Optional Single Joystick (Early Production) Electrical Schematic
Schematic is drawn with the ignition switch in the OFF position.
SINGLE
JOYSTICK
RELAY
86
85
87A 87
30
SCO
LE
AH1C SJG3
TA
SJG3
SINGLE
JOYSTICK
PILOT SELECT
VALVE
A
B
CTA
A
B
CTB
A
B
HO
A
B
EXT
A
B
AX
A
B
TR
SOLENOIDS
PROPORTIONAL
SOLENOIDS
A
B
A
B
A
B
A
B
A
B
A
B FTB
RTB
FTA
RTA
SJG4 SJG4
290
SJG7 SJG7
LEA
LEB
295
TAA
SJG6 SJG6 SJG5
SJG5
TAB
300
FTB
RTB
PWMG
310
12V BUSS BAR
ENGINE
BLOCK STARTER
GND (-)
+
C
B
A
SJG1
AH1A
JOYSTICK
FEMALE
CONNECTOR
RTA
FTA
SCO
3 4 5 6 1 2
PWMG SJG2
AH1B
SJG2
305
AH1A
AH1C
JOYSTICK
MALE
CONNECTOR 4 3 2 1 6 5
+12V DC / B+ N.C. HALL
EFFECT
OUTPUT
+5VDC SWITCH OUTPUT
(NO)
AGND
PROPORTIONAL
ROLLER
TRIGGER
SWITCH
SINGLE
JOYSTICK
CONTROL
SINGLE
JOYSTICK
CONNECTOR
HYD
JOYSTICK
CONNECTOR
F1 40
OPEN CAB
VEHICLE MAIN
F2 15
IGNITION
CONTROL
BA1A
BA3
B
BA4
D F4 20
FUEL
SOLENOID
TRANSMISSION
F3 15 C
4
3
2
1
A
FJ1
PB1
FJ3
5
FJ4
6
FJ5
7
FJ6
8
FJ7
9
10
F8 10
DASH PANEL
H
F7 10
STABILITY
CIRCUIT
G
F F6 10
BACK-UP
ALARM/HORN
F5 20
IGNITION
POWER
E
I
F10 5
AUXILIARY
HYDRAULICS
J
AH1
FJ2
F9
OPEN
A
B
A
B AHG2
AHG1
105
AH2A
20
AUXILIARY
HYDRAULIC
SOLENOIDS
AH2B
AH2
IG1 BA4
BA3
10
PB2A
PB2
IG1
PB1
To
Park Brake
Switch
A
B AH A
A
B AH B
295
AHG5
CAB GRND
STUD
AH1
AH2
AHG6 AHG6
C
B
A
C
A
B BA1A
POWER
MALE
CONNECTOR
A
B
C BA1
POWER
FEMALE
CONNECTOR
IGNITION
RELAY
87A 87
30
86
85
ACC IGN
B+
OFF
ACC
IGN ST
IGNITION
SWITCH
JOYSTICK
JUMPER
HARNESS
MALE
CONNECTOR 3 4 5 6 1 2
JOYSTICK
JUMPER
HARNESS
FEMALE
CONNECTOR
4 3 2 1 6 5
Black
Red
Green
Grey
White
Purple
Orange
Blue
Black Red
Green
Grey
White Blue
Purple Orange
Red
Yellow
Yellow
AH2B
CONTROL
MODULE
JUMPER
HARNESS
FEMALE
CONNECTOR
3
4
5
6
1
2
9
10
11
12
7
8
15
16
17
18
13
14
21
22
23
19
20
3
4
5
6
1
2
9
10
11
12
7
8
15
16
17
18
13
14
21
22
23
19
20
SINGLE
JOYSTICK
CONTROL
MODULE
+5VDC
PWM Return
Ground
Power
AGND
Hall Effect Output
PWM Forward Tilt
PWM Reverse Tilt
+
-
BATTERY
1
SJG1
MU5881
Refer to
pages 9.52,
9.53 or 9.54.
Refer to pages 9.48,
9.49, 9.50 or 9.51.