Troubleshooting Chart - Doosan XHP1000WCAT-T4i Operation And Maintenance Manual

Troubleshooting

Troubleshooting Chart

Complaint
1. Compressor has stopped
unexpectedly
2. Compressor won't start or Battery disconnect switch off.
2. Compressor won t start or
run
Cause
Out of fuel.
Compressor oil temperature too high.
Engine coolant temperature too high.
Engine oil pressure too low.
Loose or broken belts.
Loose wire connection.
Low fuel level fault.
Defective sensor.
Malfunctioning relay.
Blown fuse.
Engine malfunctioning.
Airend malfunctioning.
Battery disconnect switch off.
Emergency stop pushed.
Low battery voltage.
Blown fuse.
Malfunctioning main power switch.
Clogged fuel filters.
Out of fuel.
Compressor oil temperature too high.
Engine coolant temperature too high.
Engine oil pressure too low.
Loose wire connection.
Operation & Maintenance Manual
Correction
Add clean fuel.
See Complaint #6.
Check coolant level. If low, add
coolant.
See Complaint #3.
See Complaint #4.
Tighten or replace belt set.
Check wires at switches and
connectors to find loose connection.
Make repairs. See Electronic Service
Manual.
If adequate fuel in the tank, check fuel
level sender device. Replace if
determined faulty. See Electronic
Service Manual.
Identify and check sensor. Replace if
necessary. See Electronic Service
Manual.
Identify and check relay. Replace if
necessary. See Electronic Service
Manual.
Identify and replace fuse. See
Electronic Service Manual.
See troubleshooting in Engine Manual.
See Complaint #6.
Check switch position and operation. Check switch position and operation.
Check emergency stop switch position
and operation.
Check battery condition; recharge if
necessary. Check electrolyte level; add
if necessary. Check cable connections;
clean and tighten as needed.
Identify and replace fuse. See
Electronic Service Manual.
Check switch. Replace if necessary.
See Electronic Service Manual.
Service fuel filters. See Engine Manual.
a
Add clean fuel.
See Complaint #6.
Check coolant level. If low, add
coolant.
See Complaint #3.
See Complaint #4.
Check wires at switches and
connectors to find loose connection.
Make repairs. See Electronic Service
Manual.
93