Alarm Buzzer Cannot Be Stopped - Komatsu Galeo PC138US-8 Shop Manual

40 Troubleshooting
E-18 Alarm buzzer cannot be stopped
Trouble

• Alarm buzzer cannot be stopped.

Related • Condition of signal of alarm buzzer cancel switch can be checked with monitoring function.
information (Code: 04504 Monitor 1st, 2nd line switches)
Possible causes
and standard
value in normal
1 Defective machine monitor
state
PC138US, USLC-8
Cause Standard value in normal state/Remarks on troubleshooting
Machine monitor may be defective. (Since trouble is in system,
troubleshooting cannot be carried out.)
SEN02467-00
1
31