JLG G12-55A Service Manual - Manual (Page 151)

9-9 G10-55A, G12-55A
Electrical System
9.5.3 Chassis Schematic
+
A/C
COMPRESSOR
JOYSTICK VA
LV
E TIL
T
-ON
QC DIVER
TO
R
VA
LV
E
FUEL SNDR
BLK
RED
YEL
BLU
ORG
PLUGGED
FUL LVL
FUL/STAB GND
TILT DN
TILT UP
FUL/STAB GND
FUL/STAB GND
QC PWR 1
QC PWR 2
QC GND 5
QC GND 7
AUX ELEC GND
PLUGGED
REMOVE DIODES FOR OPTIONAL ROLLER
TIL
T
ON JOYSTICK AND INST
ALL
"EMPTY" PLUG
CONNECTOR 4
TO ENGINE HARNESS CONNECTOR X03
12
TURNS PER FOOT
TWIST
12
TURNS PER FOOT
TWIST
ST
RL
Y
PRK BRK SOL ENG W
ARN L
T
ENG ST
OP
L T
THR SUP/91
1
THR SGN/915 THR R
TN/914
ECU BA
T/022
ECU IGN/012 ECU GND/050
ENG GND
IVS
W A IT
T
O ST
AR
T
L T
ON-IDLE
IVR
YEL
(CAN H)
SHIELD (CAN)
TRANS
TMP
SW
TRANS SOL
Y1
TRANS SOL
Y2
TRANS SOL
Y3
TRANS SOL
Y4
TRANS SOL
Y5
AL
T
EXC
GRN (CAN L) SIGNAL
PWR
TRANS SOL
Y6
PLUGGED
V A T
SIGNAL AIR
TMP
AIR
TMP
R T N
PLUGGED
PLUGGED
AIR RTN
AIR TEMP
AIR
TEMP
SENSOR
ST
ABILIZER PROXIMITY SWITCH
ST
ABILIZER
VA
LV
E
STAB VLV
STAB VLV
FUL/STAB GND
FUL/STAB GND
SIGNAL RTN
AIR/MAF SIGNAL
VAT SIGNAL
SIGNAL PWR
STAB/TILT PWR
STAB/TILT PWR
FUL/STAB GND
STAB VLV
SP
ACCY
PWR
KEY
ACC
TRAN/BRK PWR AUX RL
YS PWR
DASH GND AL
T
EXC
OPT
GND 1
OPT
GND 2
SP
CAB GND 1
SP
GND 1
SP
GND 2
AUX ELEC GND L T
GND
STR/SW
A Y
GND
FUL/ST
AB GND
SP
CAB GND 2
OPT PWR 1
KEY IGN
GAGE PWR
ECU IGN/012
ECU BAT/022
OPT PWR 2
STEER/SWAY PWR
STAB/TILT PWR
KEY BAT PWR
HORN PWR
OPT PWR 3
OPT PWR 4
SP BAT PWR
ECU GND/050
SHIFTER GND
ENG GND
T O ST
AR
TER GND
POWER DIST VEC
BAT POS
BAT POS
BAT GND
BAT GND
ALL
WHEEL STEER MODE VA
LV
E CRAB
PWR BUSSBAR
POSITIVE CABLE T O BA
TTER
Y
STR CRB STR
A W
STR/SW
A Y
GND
STR/SW
A Y
GND
HORN
REVERSE ALARM REVERSE
FRONT
RIGHT
WORKLIGHT
LT GND
T A IL
LIGHT
(OPT)
(OPT) REVERSE
WORK LT
STOP LT
WORK LT
LT GND
LT GND
KEY BAT PWR
KEY IGN
KEY ACC
GAGE PWR
STEER/SWAY PWR
HORN PWR
KEY START
DASH GND
STR CRB
STR AW
HORN
HORN
TRANS TMP SW
PRK BRK SOL
FUL LVL
ST RLY
WAIT TO START
ENG WARN LT
ENG STOP LT
SHIFT PWR 1
TRAN/BRK PWR
PLUGGED
PLUGGED
PLUGGED
PLUGGED
PLUGGED
YEL (CAN H)
GRN (CAN L)
PLUGGED
PLUGGED
PLUGGED
CABLE
SHIELD (CAN)
TRAN/BRK PWR
REVERSE
TRANS SOL Y1
TRANS SOL Y2
TRANS SOL Y3
TRANS SOL Y4
TRANS SOL Y5
THR SUP/911
THR SGN/915
THR RTN/914
SP-1
SP-2
SP-3
AC CLUTCH
PRK BRK SOL
SHIFT PWR 1
SHIFTER GND
KEY START
SP BAT PWR
SP ACCY PWR
SP CAB GND 1
SP CAB GND 2
IVR
ON-IDLE
IVS
SP BAT PWR
TILT DN
TRANS TMP SW
TILT UP
STAB/TILT PWR
TRANS SOL Y6
OPT PWR 2
OPT PWR 3
OPT PWR 4
AUX RLYS PWR
WORK LT
STOP LT
KEY ACC
OPT PWR 1
EXTRA
SWING
QC PWR 1
QC PWR 2
QC GND 5
QC GND 7
OPT GND 1
OPT GND 2
SIDE SHIFT
MAST
AUX ELEC GND
SP-3
SP-2
SP-1
SP ACCY PWR
SP BAT PWR
SP GND 1
SP GND 2
AC CLUTCH
CONNECT
OR 3
T O OPTIONS HARNESS
CONNECT
OR 2
T O
CAB CONTROL
HARNESS
CONNECT
OR 1
T O
DASH P
ANEL
HARNESS
T
O
CAB
ASSEMBL
Y
F
BLACK-1
HG
E
FD
C
B
A
H
G
GRA
Y -2
ED
C
A
B
21 20 19 18 17 16 7 11 15 14 13 12 9 10 8 3 5 6 4 1 2 22 28 27 26 25 24 23 29 30 31
12
4
3
B
A
AB
D
C
B
A
BLU
WHT
BLK
RED
ORG
AB
D
C
EF
MAST
SIDESHIFT
SWING
EXTRA
AUX ELEC GND
BLK
RED
YEL
BLU
ORG
PLUGGED PLUGGED
AUXILIAR
Y
ELECTRIC (OPT)
AUXILIAR
Y
ELECTRIC SL
T
R T
T M
A
(OPT)
M
(OPT)
B
A
AB
B
A
AB
D
C
EF
AB
D
C
EF
2 1
12
6
4
35
7
9
81
0
1 2
11
14
13
15
19
17
16
18
26
11
1
3
2
5
4
7
6
9
81
0
19
15
13
12
14
17
16
18
20
22
21
24
23
25
30
28
27
29
31
BC
A
12
1 1
13
15
14
16
20
17
18
19
21
22
23
25
24
26
28
27
29
91
0
B
A
30
31
D
7
1
3
2
5
4
68
AB
BU
ST
OP
TA
IL
GRN
RED
BLK
(-)
2 2 1 1
RL64-R
60 60
RL1
14-R
GRA
Y -5
BLACK-6 A
C
A
C
86
30 87
87a
85
87
87a 30
86 85
86
87a 30 87
85
87
87a 30
86 85
F4
F15
F16
F8
F3
F9
F13
F7
F14
F10
F11
F12
20
20
20
25
10
10
25
15
20
10
10
15
IGNITION-1
ACCY
-1
ACCY
-2
IGNITION-2
G H BLUE-3 F E D C B A H
F6
10 15
F1
15
F2 F5
5
GREEN-4 G F E D C B A
POWER DISTRIBUTION
FUSE/BREAKER LEGEND
F4 10A GAGE (INST PANEL) PWR
SPARE ACCESSORY PWR
SPARE BATTERY PWR
AUX ELECTRIC PWR
ENGINE ECU BAT PWR
KEY BATTERY PWR
R. AXLE STAB/TILT PWR F11
F12
F10
F9
15A
10A
10A
25A
F8
F7
F5
F6
25A
15A
15A
10A
STEER/SWAY PWR
HORN PWR
ENGINE ECU IGN PWR
ALTERNATOR EXCITE
TRANS/PARK BRK PWR
F2
F3
F1
5A
10A
15A
OPTIONS POWER 4
OPTIONS POWER 3
OPTIONS POWER 2
OPTIONS POWER 1
F16 20A
F14
F15
F13
20A
20A
20A
MY7260