R410A 60Hz 16 SEER Universal Outdoor Series Technical Manual
2.10 Troubleshooting
2.10.1 Malfunction analysis
If the following cases happen, do not worry, for them being not faults:
Pull out power plug immediately and inform to your distributor in the following situations:
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1.Fuse or breaker often breaks off
2.Power wires are excessively hot
3.Covering of power wires is broken
4. Switch works well
5. Abnormal noise is heard during operation