Atlas Copco QAS 60 Pd S3A ESF - Page 67

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Solving problems
The troubleshooting table below shows how to solve problems causing controller alarms. It uses two common problems as an example.
Alarm display Symptom Possible cause Corrective action
High coolant temperature Sensor broken Replace sensor.
Not enough coolant Fill coolant till appropriate level.
Check for leaks.
Obstructed airflow Check air inlets / outlet.
Clean radiator.
Bad connection Check wiring.
Low oil pressure Not enough oil Fill oil till appropriate level.
Check for leaks.
Sensor broken Replace sensor.
Oil sump broken Check or contact Atlas Copco.
Bad connection Check wiring.