How To Tell If Compressor Relay Is Bad. Another sign is the opposite of the previous one. You will need to order a replacement part.

Replacing the Start Relay. Locate the AC clutch relay. Without it it is impossible to blow cool air inside your home just as it would be impossible for your body to pump blood without a heart.
On the other hand clunking or knocking noises might mean that the mounting is faulty causing the.
Your AC wont turn on if there is something significantly wrong with the compressor relay. How to know if the AC clutch relay is bad. You will need to order a replacement part. Perhaps the most effective way to test the start relay is by performing a physical.

