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20 PTC/Thermistor
Motor is overheated or PTC circuit is not connected
[PTC=0].
Cause
Troubleshooting
1. Check if R/N Circuit braker is giving output and RT2 relay is
active.
2. Check if T1-T2 on the ALSK or ALPK have continuity, if not,
check the motor thermistor. if the problem insists, contact after
sales service department.
TIP: Check electrical drawings pages 1-2-4
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