JLG 450A_AJ Series II Service Manual User Manual
Page 439
SECTION 7 - BASIC ELECTRICAL INFORMATION & SCHEMATICS
3121180
– JLG Lift –
7-23
AUXILIARY POWER
PUMP
MOTOR
M
UP LEVEL
DOWN LEVEL
RIGHT ROTATE
LEFT ROTATE
DOWN JIB
UP JIB
ALARM
MAIN TELE IN
MAIN TELE OUT
ROTATE RIGHT
ROTATE LEFT
LEVEL UP
LEVEL DOWN
JIB UP
JIB DOWN
PTF EMS
MTB MODE OUTPUT
START SWITCH
AUX POWER/ENABLE
SWING LEFT
SWING RIGHT
MAIN LIFT DOWN
MAIN LIFT UP
ENGINE LOW
OIL PRESSURE
ENGINE HIGH
TEMPERATURE
NO CHARGE
GROUND CONTROL BOX
HOURMETER
TOWER TELE OUT
TOWER TELE IN
TOWER LIFT DOWN
TOWER LIFT UP
IN TOWER TELE.
OUT TOWER TELE
DOWN TOWER LIFT
UP TOWER LIFT
OUT MAIN TELE
IN MAIN TELE
LEFT FRONT STEER
RIGHT FRONT STEER
UP MAIN LIFT
DOWN MAIN LIFT
LEFT REAR STEER
RIGHT REAR STEER
LEFT SWING
RIGHT SWING
MAIN DUMP
STEER DUMP
FLOW CONTROL
17
2
10
21
5
7
12
23
13
1
31
33
32
3
15
4
24
7
30
18
6
17
5
4
16
20
9
19
8
23
33
35
34
10
21
11
22
25
32
12
29
28
26
27
13
1
14
2
15
3
31
16
8
19
11
22
35
34
9
20
14
30
27
29
26
18
24
28
25
6
HEAD/TAIL LIGHT OUTPUT
FUEL SENSOR (SIGNAL)
SENSOR (GROUND)
J4
(
B
L
U
E
)
2
7
12
13
21
22
24
25
26
27
31
30
29
28
32
33
34
35
15
3
2
14
29
11
30
23
31
35
32
12
6
9
10
27
20
25
5
8
28
FOOTSWITCH
MTB MODE SELECT
PLATFORM MODE INPUT
2
3
4
1
MTB EMS input
GND FROM BATTERY
GND TO PLATFORM
MTB EMS TO PLATFORM
T
O BA
T
T
ER
Y
N
EG.
J2
(G
RA
Y
)
J8
(
B
L
A
C
K
)
J7
(B
L
A
C
K
)
J1
(W
H
IT
E
)
2
4
8
9
6
7
13
14
3
10
11
1
5
12
HORN OUTPUT
HORN GND
BLACK 0-5
SPARE-GND
1
BLACK
BLU/ORN 52-2
GRAY 23-3
GRAY 24-3
PINK 25-3
PINK 26-3
BLUE 27-3
BLUE 28-3
RED/WHT 50-1
YELLOW 55-2
RED/WHT 50-6
BROWN 13-3
BROWN 14-3
YELLOW 10-1
YELLOW 9-1
TAN 3-3
TAN 4-3
WHITE 22-3
WHITE 21-3
YELLOW 12-1
YELLOW 11-1
BLACK
BLACK
BLU/ORN 52-10
BLACK
BRN/WHT 47-12
BRN/ORN 53-2
BLU/ORN 52-5
YEL/RED 2-40-9
BROWN 13-2
BROWN 14-2
GRAY 24-2
GRAY 23-2
PINK 25-2
PINK 26-2
WHT/YEL 48-1
BRN/ORN 53-2
BLUE 27-2
BLUE 28-2
TAN 3-2
TAN 4-2
WHITE 22-2
WHITE 21-2
BRN/WHT 47-8
BRN/WHT 47-5-1
BRN/WHT 47-6-1
BRN/WHT 47-8-1
BLACK
BLA
C
K (
10)
BLACK (12)
YEL/RED 2-1-2(12)
YEL/RED 2-30
YEL/RED 2-2-1
YEL/RED 2-30-1
YEL/RED 2-3-1
+12 VDC
OUTPUT
WHEN ON
GROUND
CONTROLS
BLACK
25
6
25
6
UNITS WITH 4 LED
FUEL GAGE IN
PLATFORM.
UNITS WITH LOW
FUEL LIGHT IN
PLATFORM
ANALYZER POWER
ANALYZER RECEIVE
ANALYZER TRANSMIT
ANALYZER GROUND
BLACK 0-2
1
2
3
4
TAN 5-2
TAN 6-2
BROWN 15-2
BROWN 16-2
TAN 5-3
TAN 6-3
BROWN 15-3
BROWN 16-3
DRIVE FORWARD
3
18
5
6
DRIVE REVERSE
ORANGE 7-2
BLACK 0-2
BLACK 0-4
ORANGE 8-2
2-SPEED
BRAKE
20
23
ORANGE 55-47
ORANGE 55-45
POWERMITE
GENERATOR
86
85
87
30
87a
YEL/RED 2-21
RED 1-2(10)
1
15
4
14
11
8
10
9
19
17
16
30 AMP
1
3
4
14 GA.
FUSE LINK
22
34
17
21
19
BROWN
BLACK
CAN SHIELD
CAN LO
CAN HI
13
24
18
RED (18)
BLACK (18)
BLK
MAIN BOOM ELEVATION
ALL MODELS
4
16
7
26
WHT
BLK
WHT
BLK
YEL/RED 2-40
12
6
9
10
7
8
YEL/RED
ORN/RED 49-91
ORN/RED 49-90
ORN/RED 49-87
ORN/RED 49-88
2
3
BRN/WHT 47-15
BOOM MALFUNCTION
INDICATOR
(800A/AJ ONLY)
B+
12 VDC
BATTERY
+12 VDC
OUTPUT
WHEN ON
GROUND
CONTROLS
YEL/RED 2-62
ORN/RED 49-66
ORN/RED 49-65
YEL/RED 2-61
BLU/ORN 52-5
14
BLU/ORN 52-12
86
85
87
30
87a
14 GA.
FUSE LINK
RED 1-1 (12)
BLU/ORN 52-12
ORN/RED 49-100
PLATFORM
OVERLOAD
SEE SHEET 2
FOR 7500 W
GENERATOR
ORN/RED 49-64
WHT/YEL 48-6
GLOW PLUG
WHT
YEL/RED 2-60
1
WHT/YEL
CAT ENGINE ONLY
BLACK 0-3
13
NOTE: NOT ALL BLACK GROUND WIRES
ARE NUMBERED ON ALL MODELS
J3
(B
L
A
CK
)
33
ORN/RED 49-106
DRIVE ORIEN.
PROX. SW
CAPACITY LENGTH SWITCH
CAPACITY ANGLE SWITCH
Figure 7-31. Electrical Schematic - Deutz, GM, & CAT Engine - Sheet 2 of 6
1870215 D