MAT - EDI

Please note: Capacitors can not be returned for a refund unless proven to be defective.

Campbell Hausfeld air compressor pressure switch.  Important: If the 90-degree unloader valve leaks constantly (where the 1/4" bleeder line installs) after the compressor shuts off, you have a...

If replacing crank or rings, replace this gasket. (14 bolt style)

120/150 PSI pressure switch for air compressors. If your valve is leaking on the side of the switch, do not order this part. Order check valve instead. 

  (A.O. Smith) Unit bogging down? Replace this if no continuity.If needle drops to zero and slowly rises, it is probably good.