Insufficient Cooling (All Speeds)

1. Clogged condenser fins.
2. Slipping compressor drive belt.
3. Slipping magnetic clutch.
4. Defective compressor.
5. Defective expansion valve.
6. Improperly adjusted temperature control lever.
7. Defective thermistor.
8. Defective temperature control resistor (if equipped).
9. Air or excessive compressor oil in system.
10. Clogged receiver.
11. Faulty vent mode switch.
12. Water valve cable set faulty.