VALVE GP- 5525679 - Caterpillar

Troubleshooting is difficult. The following list indicates possible problems. Repair can be a problem, thus refer to the cause and remedy.This list of problems, cause and remedies shows where to find a problem and what has to be done. Remember that additional repairs may be required beyond those recommended, as usually a problem is not caused by only one part but in relation with other parts. This is not a complete list of all possible problems and remedies, and it will be necessary to make further corrections by finding the problem and its cause.1 Nothing works.2 When lamp check is performed, one or more lamps fail to light up.3 When buzzer test is performed, buzzer fails to sound.4 Input sensor detects fault but alarm is not given.5 Input sensor detects fault and alarm lamp lights up, but buzzer fails to sound (sensors 2, 3 only).6 When a fault occurs, buzzer stop fails to operate.7 Everything is normal but alarm is given.8 Boom light is lit up but "WORK LIGHT" on meter unit fails to light up.