JLG 4013PS Service Manual - Manual (Page 163)

9-23 3508PS, 3509PS, 3512PS, 3513PS, 4008PS, 4009PS, 4012PS, 4013PS, 4017PS, 40.8, 40.9
Electrical System
9.8.2 Start Circuit
MZ2270
POWER CONTROL BOARD
M
STARTER
RELAY
85
87
86
30
STARTER
ALTERNATOR
D+
G
B+
W
STRT PWR
ALT BAT
ALT BAT
ALT BAT
ALT BAT
X38
X40
STRT PWR
COLD START
TEMP
SWITCH
FUEL VLV
X43
FUEL
VALVE 2
1
(TURBO)
FUEL VLV
X44
FUEL
PUMP
M
2
1
FUEL
PMP
X49
FUEL
VL
V
STR
T RL
Y
FUEL
PMP
STRT RLY
CONN.
XC
FUEL PMP
CONN.
XF
CONN.
XG
CONN.
XH
CONN.
XP
CONN.
J2
CONN.
J4
CONN.
J7
2
1
3
1 8
7
2 3
KEY 1B
STR
T RL
Y
ST
RT
RL
Y
8 36 37
CAB UGM
CONN.
X3
ENGINE HARNESS
CAB HARNESS
20
CONN.
J1
ENGINE
GLOWPLUGS
86
85
30
87 RELAY
GLOWPLUGS
FUSE
GLOWPLUGS
50
1
GLOWPLUGS
PHEAT PWR
PHEAT RLY
PHEAT RLY
PHEAT
PHEAT
X46
X47
X48
PHEAT PWR
GLOWPLUGS
12 VDC
BATTERY
+ -
10 13 45 6 3
P 0
1
2
3
P 0
1
2
P 0
1
2
3
3
P 0
1
2
3
58
58
15
15
30
30
50
50
17
17
19
19
1
2
7 8 9 10 11 12 4 4 5 6 8 16 30 3
FWD
NEUT
REV
I
II
III
IV
1
2
ON
OFF
1
2
3
4
2 3 8
7
12 20
APU ENABLE
SWITCH
(PLATFORM ONLY)
APU
S1
CLUTCH LOCK
SWITCH
(POWERSHIFT ONLY)
CLUTCH
KEY 1B
S5
BRAKE
SWITCH
PEDAL
CLUTCH
BRK LT
X10
KEY 1B
SWITCH
KEY
KEY BAT A
KEY BAT A
KEY IGN
KEY IGN
X18
EMERG STOP
SWITCH
(PLATFORM ONLY)
KEY
1B
BRK L
T SW
IGNITION KEY
IGN
IGNITION KEY
IGN
IGNITION KEY
IGN
FUEL
PMP
FUEL
VL
V
SWITCH
SHIFTER
NEUT
X14
KEY 1B
NEUT
PARK BRAKE
SWITCH P BRK X13
KEY 1B
P BRK
CLUTCH
CLUTCH LOCK APU ENABLE
KEY STRT
KEY
STR
T
IGNITION
KEY
BA
T
A
FUEL VLV
KEY
IG
N
GLOWPLUGS
GLOWPLUGS
PREHEAT
PREHEAT A
PREHEAT A
PREHEA
T
1
2
3
4
5
6
7
8
9 PWR
F
N
R
I
II
III
IV
nc
KEY 1B
P BRK
X13B