Komatsu PC88MR-10 Shop Manual page 287

Pin No.
GND (analog signal)
70
Boom swing RIGHT PPC oil pressure sensor
71
Travel PPC oil pressure sensor
72
(*1)
73
(*1)
74
Wiper motor stop (P)
75
Cab front window open limit switch
76
(*1)
77
Work equipment lock lever switch 2
78
Work equipment lock lever switch 1
79
Starting switch ACC signal
80
GND (digital signal)
81
*1: Never connect these pins. Malfunctions or failures may occur.
AMP-40P [CN-CP02]
Pin No.
(*1)
82
(*1)
83
(*1)
84
Merge-divider solenoid valve
85
(*1)
86
2nd-line attachment L.H. flow adjustment EPC
87
(*1)
88
(*1)
89
(*1)
90
(*1)
91
(*1)
92
Travel speed increase solenoid valve
93
(*1)
94
2nd-line attachment R.H. flow adjustment EPC
95
Pump PC-EPC valve
96
(*1)
97
(*1)
98
PPC lock relay
99
System-in-use signal
100
Swing parking brake solenoid valve
101
1st-line attachment L.H. flow adjustment EPC
102
(*1)
103
(*1)
104
(*1)
105
(*1)
106
107 Travel alarm
Battery relay drive
108
(*1)
109
1st-line attachment R.H. flow adjustment EPC
110
(*1)
111
(*1)
112
(*1)
113
Wiper motor ( )
114
GND (solenoid)
115
Solenoid power supply
116
GND (solenoid)
117
PC88MR-10
Signal name
Signal name
10 Structure and function
Electrical control system
Input/output signal
Input
Input
Input
Input
Input
Input
Input
Input/output signal
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Input
Input
Input
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