JLG 20VP (3120728) Service Manual - Manual (Page 69)

SECTION 3 - TROUBLESHOOTING
3120728 – JLG Lift – 3-9
Figure 3-3. VP Electrical Diagram. (VP Series - Standard)
ORN/RED 49-3
O
R
N
/R
E
D 49-3
87
87A
30
85 86
BLU/ORN 52-1
BL
U
/OR
N
52-1
ORN/RED 49-1
O
R
N
/R
E
D 49-1
TAN 55-1
87A
87
30
85
86
YEL/RED 2-5
86
87 87A
30
85
YEL/RED 2-5
BLU/ORN
52-4
YEL/RED 2-2
12V
TAN 4-1
TA
N
4
-1
TAN 3-1
TAN 55-1
ORN/RED 49-2 BLACK
CHARGER
BLACK
BLACK ORN/RED 49-4
BLU/ORN 52-2
BLU/ORN 52-3
YEL/RED 2-3
ORN/RED 49-5
ORN/RED 49-6
A
12V
KEY SWITCH E-STOP
LIFT UP LIFT DOWN
KEY SWITCH
YEL/RED 2-8
YEL/RED 2-4
N.O.H.C.
YEL/RED 2-6
YEL/RED 2-6
YE
L/
R
E
D
2
-6
1 2 3
A
B
YEL/RED 2-1
X
X
BLACK (10)
YEL/RED 2-5(10)
YE
L
/R
E
D
2
-5
BLACK
YEL/RED 2-2
N.O.H.C.
YEL/RED 2-7
BLACK
A
ORN/RED 49-7
A
A
RED (10)
BLACK (10)
BLACK
A
BLACK
A
A
A
A
BLACK
BL
AC
K
BL
ACK
BLACK
A
A
B
BLACK 55-2
TAN 55-1
LIFT UP/DOWN
SWITCH GROUND CONTROL
00000
GREEN
WHITE
BLACK
TILT SENSOR
1.5°
YEL/RED 2-4
A
A
EXTERNAL
HORN
OPTION
PUMP
MOTOR
PUMP
CONTACTOR
MAIN
CONTACTOR
POWER
RELAY
GROUND
CONTROL
RELAY
GROUND CONTROL BOX
HORN
RELAY
TRAVEL, DESCENT,
MOTION ALARM
OPTION
RIGHT BRAKE
LIMIT SWITCH
LEFT BRAKE
LIMIT SWITCH
1 = PLATFORM
2 = OFF
3 = GROUND
FUSE
5 AMP
RIGHT PHP
LIMIT SWITCH
FUSE
5 AMP
LEFT PHP
LIMIT SWITCH
HOURMETER
OPTION
ELEVATION / SPEED
CUTBACK SWITCH
RED 1-1
RED
1
-1
4932960 A