Interior Temperature Does Not Lower

INTERIOR TEMPERATURE DOES NOT LOWER

1. Blown fuse or circuit breaker.
2. Defective magnetic clutch.
3. Defective compressor.
4. Defective pressure switch.
5. Insufficient refrigerant in system.
6. Defective A/C switch.
7. Defective servo motor.
8. Defective system amplifier.
9. Defective A/C amplifier.
10. Defective magnetic clutch relay.
11. Defective wiring or ground connections.
12. Defective water valve.