MAYCO C30HDGA CONCRETE PUMP • OPERATION MANUAL — REV. #1 (09/09/19) — PAGE 67
WIRING DIAGRAM (WIRING HARNESS)
EMERGENCY STOP
PUSHBUTTON
G
IGNITION
SWITCH
TERMINAL
BLOCK
A
HOUR METER
D
CHECK ENGINE
LAMP
F
HOOD OPEN
LAMP
E
HOOD OPEN
SWITCH
L
THROTTLE
CONTROL SWITCH
H
M
K
N
O
P
J
12 AWG RED
12
AWG RED
16 AWG RED
16 AWG
BLK
150 FT.
16 AWG
WHT
16 AWG RED
16
AWG WHT
16 AWG
BLK
CHASSIS
GND.
25 AMP
FUSE
ALTERNATOR
12V DC
BATTERY
STARTER
FUEL PUMP
16 AWG WHT
GRN/YEL
+
–
16 AWG
16 AWG BLU
16 AWG RED
10 AWG RED
16
AWG PNK
16 AWG PNK/BLK
BLK
RED
16 AWG TAN/BRN
TAN/BLK
WIRE NUT
16 A
WG
16 AWG TAN/RED
P1
P2
16 AWG PNK/GRN
+12 VDC
L
B
S
6
5
4
3
2
1
I
2
1
NC
NO
2
2
1
1
3
3
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
S
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
S
LOW
HIGH
1
3
2
+
–
1
1
2
2
3
3
REMOTE
ON
ON
OFF
PUMP
OFF
PUMP
ON
PUMPING
CONTROL SWITCH
REMOTE CONTROL
OPEN = PUMPING
CLOSED = IDLE
C
Q
REMOTE
CONNECTOR
B
1
2
3
+
–
K
CHASSIS
GND.
+12 VDC
BRN
BLU/YEL
