HAT162 ATS Controller User Manual Page 21 of 21
11.
TROBLESHOOTING
Tale 9 Troubleshooting
Symptom
Possible Solutions
Controller no operation
Check connections and voltages of 1# and 2# power;
Check F1 or F2 fuse.
Controller displays normal but
switch not activate
Check ATS;
Check the connections between controller and ATS.
1# or 2# power LED flashes
Check whether AC voltage is normal or not.
Alarm LED flashes
If switch close failure alarms, please check switch auxiliary contact
wiring.
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