COMPRESSOR AND MOTORS - Quiz

1) What is the reason for swash plate compressor failure in car AC?

Oil level is low Oil level is medium Thermostat not working Refrigerant charge normal

2) Why the top of dome is hot in a scroll compressor?

Discharge plenum is at top Suction super heat is less Suction gas not cooled Undercharged system

3) What is the effect of moist air present inside the hermetic system?

Capacity of compressor will increase Less wear and tear in compressor Harmful to the compressor and motor Increase the life of compressor

4) What is the cause for frequent tripping of circuit breaker while starting a single phase motor?

Winding open Winding short Motor belt removed No load on the motor