HEAD 1770565 - Caterpillar

Table 2
Contact Description for Connector J2 (1)
No. Function Type
88 Attachment Stem 3 Retract Assist Solenoid PRV 17
89 Attachment Stem 3 Extend Assist Solenoid PRV 18
96 Attachment Stem 2 Retract Assist Solenoid PRV15
97 Attachment Stem 2 Extend Assist Solenoid PRV 16
104 Attachment Stem 1 Retract Assist Solenoid PRV 13
105 Attachment Stem 1 Extend Assist Solenoid PRV 14
106 Attachment Stem 1 Status Sensor Analog Active Input 9
108 Attachment Stem 3 Status Sensor Analog Active Input 11
109 Attachment Stem 4 Status Sensor Analog Active Input 12
112 Variable Relief 1 Solenoid PRV 11
113 Variable Relief 2 Solenoid PRV 12
114 PRV 17–18 Return PRV 17–18 Return
117 PRV 13-14 Return PRV 13-14 Return
118 PRV 15-16 Return PRV 15-16 Return
119 PRV 11-12 Return PRV 11-12 Return
(1) Contacts that are not listed are not used.Switch Panel
Table 3
Contact Description for Connector F-C301
No. Function Type
2 Fuel Level Sensor Input
3 Hydraulic Oil Temperature Sensor Input
4 Analog Return Analog Return
7 Air Filter Plugged Switch Switch to Ground
8 Capsule Filter Plugged Switch Switch to Ground
10 ATT Hydraulic Oil Filter Switch Switch to Ground
11 OLWD Alarm Cancel Switch Switch to Ground
12 Water Separator Level Switch Switch to Ground
Table 4
Contact Description for Connector F-C302
No. Function Type
1 Machine CAN Data Link + CAN +
2 Machine CAN Data Link + CAN -
4 Washer LCSD
5 Wiper Int - 3 LCSD
6 Wiper Int - 6 LCSD
7 Wiper Low LCSD
10 A/C Clutch Solenoid Switch-to-Battery
Table 5
Contact Description for Switch Panel Connector F-C303
No. Function Type
1 +B +Battery
2 GND Ground
3 Key Switch Key Switch
4 Fault Alarm On/Off
5 Electric Lifting Pump Relay On/Off
7 Heavy Lift Solenoid On/Off
8 Hammer Return To Tank Solenoid On/Off
10 B+ Unswitched Battery
11 ON/OFF Driver
12 Travel Alarm On/Off
15 Chassis/Cab Lamp Relay Relay
16 Boom Lamp Relay Relay
19 Alternator R Term Frequency Input