Troubleshooting
250 Electrical Control
f. High temperature protection of condenser
High temperature protection of condenser
Check the resistance of the temp. sensor
according to Appendix 1, is it normal?
Possible reason
1. Air or other gas in the refrigerant.
2. Heat exchanger is dirty
3. Outdoor fan or fan blade is
defective
4. Outdoor unit is bad ventilation
5. Refrigerant is leakage
Replace the sensor
No
Yes