Electrical schematic - sheet 3 of 17 -75, Sheet 2, See sheet 3 zone g&f-1 – JLG 1850SJ Service Manual User Manual
Page 435
SECTION 7 - BASIC ELECTRICAL INFORMATION & ELECTRICAL SCHEMATICS
3121619
– JLG Lift –
7-75
B
C
D
E
F
G
H
8
7
6
5
4
4
5
6
7
8
BOOM CABLE
CONNECTION
SEE SHEET 3
ZONE C-1
SEE SHEET 3
ZONE G&F-1
SI
L
V
E
R
PI
N
GO
L
D
P
IN
WORK/FLOOD
LIGHT CONNECTION
6-POSITION TERM.BLOCK
W/ LINE TO LINE JUMPS
CA
N H
IG
H
MAIN PLATFORM POWER
MAIN PLATFORM GROUND
PLATFORM CONTROL MODULE - 1600343
PLATFORM VALVE
BANK FUNCTIONS
GR
O
U
N
D
AL
AR
M
F
OOT
S
W
IT
C
H
OP
E
N
G
E
NE
RA
T
O
R
SO
F
T
T
O
U
C
H
GR
O
U
N
D
GR
O
U
N
D
J
IB
L
O
C
K
PI
N
O
U
T
J
IB
L
O
C
K
PI
N
I
N
P
L
A
T
F
O
RM
RO
T
A
T
E
RI
G
H
T
PL
AT
F
O
R
M
R
O
T
A
T
E
L
E
F
T
GR
O
U
N
D
PL
AT
F
O
R
M
L
EVEL
D
O
W
N
PL
AT
F
O
R
M
L
EVEL
U
P
IG
N
IT
IO
N
IG
N
IT
IO
N
PL
AT
F
O
R
M
M
O
D
E
M
12 P
O
W
E
R
M
12 P
O
W
E
R
M
12 G
R
O
U
N
D
CA
N S
H
IE
L
D
CA
N L
O
W
E
N
G
IN
E
SPE
ED
T
W
O
SP
EED
IG
N
IT
IO
N
P
O
W
E
R
C
R
AB ST
EE
R
C
O
O
RDI
NA
T
E
D S
T
E
E
R
P
L
AT
F
O
R
M
L
E
VEL
U
P
P
L
AT
F
O
R
M
L
E
VEL
D
O
W
N
AX
L
E
E
X
T
E
N
D
AX
L
E
R
E
T
R
A
C
T
HO
R
N
C
R
EEP
R
E
F
E
RE
NCE
V
O
L
T
A
G
E
P
L
A
T
F
O
RM
RO
T
A
T
E
RI
G
H
T
PU
M
P
P
O
T
P
L
A
T
FO
R
M
R
O
TA
TE
L
E
FT
GR
OU
N
D
S
O
FT
TO
U
C
H
JI
B
U
P
JI
B
D
O
W
N
H
E
AD
&
T
A
IL
L
IG
H
T
J
IB T
E
L
E
SC
O
P
E
I
N
J
IB T
E
L
E
SC
O
P
E
O
U
T
M
A
IN
T
E
L
E
S
C
O
P
E
IN
MA
IN
T
E
L
E
S
C
O
P
E
O
U
T
EN
V
E
L
O
P
E C
O
N
T
R
O
L
ST
A
R
T
A
U
XI
L
IAR
Y P
O
W
E
R
M
A
CH
I
N
E
CA
P
A
CI
T
Y
P
L
AT
F
O
R
M
L
E
VEL
2
SI
G
N
AL
P
L
AT
F
O
R
M
L
E
VEL
1
SI
G
N
AL
J
IB
T
R
AN
SPO
R
T
N
.O
.
J
IB
T
R
A
N
S
P
O
RT
N.
C.
CO
0
1
-J
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
CO
0
1
-J
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
6
8
CO01-J8
1
2
PUMP POT
SW
1
0
1
2
3
4
5
6
LIGHT
SOFT TOUCH
LB
12
+
1
LB
12-
1
PLATF ROTATE
TOGGLE SWITCH
SW
1
3
1
3
2
4
5
6
JIB TELESCOPE
TOGGLE SWITCH
SW
1
4
1
3
2
4
5
6
JIB SWING
TOGGLE SWITCH
SW
1
9
1
3
2
4
5
6
TOGGLE SWITCH
SOFT TOUCH OVERRIDE
SW
2
0
-1
1
SW
2
0
-2
1
JIB LIFT
TOGGLE SWITCH
SW
2
1
1
3
2
4
5
6
PUSH BUTTON
HEAD/TAIL LIGHT
SW
2
2
-1
1
SW
2
2
-2
1
MAIN BOOM TELESCOPE
TOGGLE SWITCH
SW
2
3
1
3
2
4
5
6
BOOM CONTROL SELECT
TOGGLE SWITCH
SW
2
4
1
3
2
4
5
6
START/AUX POWER
TOGGLE SWITCH
SW
2
5
1
3
2
4
5
6
CAPACITY SELECT
TOGGLE SWITCH
SW
2
6
1
3
2
4
5
6
DRIVE ORIENTATION
TOGGLE SWITCH
SW
2
7
1
3
2
4
5
6
WH
T
/Y
E
L
X33A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
X33B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
SWITCH
EMS
SW35-1A
1A
SW35-2A
2A
SW35-1B
1B
SW35-2B
2B
Y
E
L 2-
1
-
5
Y
E
L
2-
1-
8
Y
E
L
2-
1-
8
Y
E
L
2-
1-
9
Y
E
L
2-
1-
9
Y
E
L 2-
1-
1
0
Y
E
L 2
-1
-10
Y
E
L 2
-
1-
11
Y
E
L
2-
1-
11
Y
E
L 2-
1-
1
2
Y
E
L 2
-1
-12
Y
E
L 2
-1
-13
Y
E
L 2-
1-
1
3
Y
E
L 2-
1-
1
4
Y
E
L 2
-1
-14
Y
E
L 2
-1
-15
Y
E
L 2
-1
-15
Y
E
L 2
-1
-16
Y
E
L 2
-1
-16
Y
E
L 2
-1
-17
Y
E
L 2
-1
-17
B
L
K
0-
1-
2
[1
,F
]
W
H
T
48-
1
E
N
G
S
P
D
WH
T
4
8
-
2
2
S
P
D
Y
E
L
2-
1
W
H
T
5
5
-2
CRB
S
T
R
W
H
T
55-
3
C
R
D
S
T
R
WH
T
2
5
-
1
P
L
V
L
U
P
WH
T
2
5
-
2
P
L
V
L
D
N
W
H
T
39
-
2
A
X
L E
X
T
WH
T
3
9
-3
AXL
R
E
T
WH
T
5
2
-
2
H
O
R
N
W
H
T
23-
1 P
R
O
T
R
T
W
H
T
2
3
-1
P
R
O
T
R
T
W
H
T
23-
2 P
R
O
T
L
T
WH
T
2
3
-2
P
R
O
T
L
T
W
H
T
2
9
-1
J
T
EL
E I
N
WH
T
2
9
-1
J
T
E
L
E
I
N
W
H
T
2
9
-
2
J
T
EL
E O
U
T
WH
T
2
9
-2
J
T
E
L
E
O
U
T
W
H
T
49-
21
S
F
T
C
H
LT
[2
,E
]
WH
T
5
5
-6
D
O
S
[2
,E
]
WH
T
5
9
-1
J
S
WG
R
T
[2
,E
]
W
H
T
59
-2
J
S
W
G
LT
[2
,E
]
W
H
T
49-
1
4
C
R
E
E
P
W
H
T
4
9
-
1
4
CRE
E
P
WH
T
5
5
-4
P
O
T
R
E
F
WH
T
5
5
-4
P
O
T
R
E
F
W
H
T
55-
5
P
U
M
P
P
O
T
W
H
T
55-
5
P
U
M
P
P
O
T
BL
K
0
-3
BL
K 0
-3
W
H
T
49
-1
5
S
F
T
T
O
U
C
H
W
H
T
49-
15
S
F
T
T
O
U
C
H
W
H
T
27-
1
J
IB
U
P
WH
T
2
7
-1
JI
B
U
P
WH
T
2
7
-2
J
IB
D
N
WH
T
2
7
-2
J
IB
D
N
W
H
T
52
-3
H
E
A
D
/T
A
IL
L
T
W
H
T
5
2
-3
H
E
A
D
/T
A
IL LT
W
H
T
13-
1 M
T
E
L
E
I
N
W
H
T
13-
1
M
T
E
L
E
I
N
WH
T
1
3
-2
M
T
E
L
E
O
U
T
WH
T
1
3
-2
M
T
E
L
E
O
U
T
WH
T
4
9
-1
6
E
N
V
L
P
WH
T
4
9
-1
6
E
N
V
L
P
WH
T
4
8
-3
S
T
R
T
W
H
T
48-
3
S
T
R
T
WH
T
5
3
-
1
A
U
X
W
H
T
53-
1
AU
X
W
H
T
5
4
-
3
CP
CI
T
Y
S
W
W
H
T
5
4
-3
CP
CI
T
Y
S
W
X36A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
X36B
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
21
20
19
18
17
16
X3
8
A
1
2
3
4
5
6
7
8
9
1
9
8
7
6
5
4
3
2
WHT 49-17 PLVL 2
W
H
T
49-
17
P
L
V
L
2
WHT 49-18 PLVL 1
W
H
T
49-
18
P
L
V
L
1
W
H
T
49-
1
9
P
R
O
X
N
O
WHT 49-19 PROX NO
W
H
T
49-
2
0
P
R
O
X
N
C
WHT 49-20 PROX NC
Y
E
L 2
-
7
Y
E
L 2
-
8
[2,D]
YEL 2-6
YEL 2-6
S40
YEL 2-6-2
YEL 2-6-2
YEL 2-6-1
YEL 2-6-1
W
H
T
4
9
-
2
6
AL
AR
M
BL
K 0
-5
Y
E
L
2
-8-
1
W
H
T
49-
27
W
H
T
49-
27
W
H
T
4
9
-2
5
F
T
SW
O
P
EN
W
H
T
4
9
-
2
5
F
T
SW
O
P
EN
WH
T
5
2
-4
G
E
N
WH
T
5
2
-
4
G
E
N
WH
T
4
9
-2
4
S
F
T
C
H
W
H
T 4
9
-
2
4
S
F
TC
H
W
H
T
49
-23 G
N
D
WHT 49-23 GND
BL
K 0
-4
BLK 0-4
WH
T
2
3
-4
P
R
O
T
R
T
WHT 23-4 PROT RT
WHT 23-3 PROT LT
W
H
T
23-
3
P
R
O
T
L
T
W
H
T
49
-22 G
N
D
WHT 49-22 GND
3 x 4 Buss Bar
CANBUS
MS
4
1
1
2
3
4
5
6
7
8
9
10
11
12
YE
L
YEL
GR
N
GRN
SH
L
D
SHLD
YE
L
YE
L
GR
N
GR
N
SH
L
D
SH
L
D
X43A
1
2
3
4
5
X44A
1
2
3
4
5
G
R
Y C
A
N
SH
IE
L
D
GRY CAN SHIELD
G
R
Y C
A
N
SH
IE
L
D
GRY CAN SHIELD
B
L
K
CA
N
L
O
W
BLK CAN LOW
B
L
K
CA
N
L
O
W
BLK CAN LOW
B
L
U CA
N
HI
BLU CAN HI
B
L
U CA
N
HI
BLU CAN HI
WHT 49-10 X43 GND
W
H
T
4
9
-1
0 X
4
3 G
N
D
WHT 49-12 X44 GND
W
H
T
4
9
-1
2 X
4
4 G
N
D
B
RN 4
9
-
11 X
4
3 P
W
R
BRN 49-11 X43 PWR
B
R
N
49
-1
3 X
4
4 P
W
R
BRN 49-13 X44 PWR
W
H
T
25-
4
P
L
V
L
D
N
WHT 25-4 PLVL DN
W
H
T
25-
3
P
L
V
L
U
P
WHT 25-3 PLVL UP
S45
WHT 25-3-1 PLVL UP
WHT 25-3-1 PLVL UP
S46
WHT 25-4-1 PLVL DN
WHT 25-4-1 PLVL DN
W
H
T
25-
5 P
L
V
L
D
N
O
/R
WHT 25-5 PLVL DN O/R
WHT 25-5 PLVL DN O/R
YEL 2-5
Y
E
L 2
-5
Y
E
L 2
-4
YEL 2-4
R
E
D
1-
4-
3 P
LTF
M
O
D
E
[7
,E
]
RED 1-4-3 PLTF MODE
RED 1-4-3 PLTF MODE
[5,B]
X43B
1
2
3
4
5
X44B
1
2
3
4
5
GRN
GRN
1001145974_3-[1,A]
RED 1-4-3
RED 1-4-3
Y
E
L 2-
1
-
7
Y
E
L 2-
1-
7
LIGHT
JIB LOCK PIN
L
B
3
20+
1
LB
3
2
0-
1
BL
K
0
-1
-2
-2
W
H
T
59
-6
J
IB
LO
K
[2
,D
]
YEL 2-26 (12)
Y
E
L
2-
2
6
(
1
2)
Y
E
L
2-
2
5
(
1
2)
YEL 2-25 (12)
B
L
K
0-
4
0
(
1
2)
BLK 0-40 (12)
BLK 0-41 (12)
B
L
K
0-
4
1
(
1
2)
W
H
T
55
-
2
6 J
L
O
C
K
IN
WHT 55-26 JLOCK IN
WHT 55-25 JLOCK OUT
W
H
T
55
-2
5
J
L
O
C
K
O
U
T
WHT 50-2 P DUMP(16)
WHT 50-2 P DUMP(16)
X
384
1
X
385
1
X
386
1
X
387
1
X
388
1
X
389
1
X
390
1
X
391
1
BLK 0-41-2 (12)
BL
K 0
-4
1
-
2
(
1
2
)
BLK 0-7 (16)
BL
K
0
-7
(
1
6
)
WHT 25-6 PLVL UP O/R
WHT 25-6 PLVL UP O/R
X392
1
2
3
4
BLK 0-41-3 (16)
[6,D]
BLK 0-40-3 (16)
[6,D]
B
L
K
0-
41-
3
[6
,A
]
B
L
K
0-
40-
3
[6
,A
]
X
397
1
X
398
1
X
399
1
X
400
1
Y
E
L 2-
2
5
-1
(
1
2)
YEL 2-25-1 (12)
ORG 1-7-1 WK LT PWR(16)
ORG 1-7-1 WK LT PWR(16)
ORG 1-7-2 WK LT PWR(16)
ORG 1-7-2 WK LT PWR(16)
BL
K 0
-8
BLK 0-8
Figure 7-79. Electrical Schematic - Sheet 3 of 17
1001145974-A
SHEET 2