Steel structure roof installation resin tile process Contactor Pitting
If contacts are seriously pitted the contactor should be changed before it welds itself. Should be checked at maintenance. 2 yrs. Profile photo Does this contactor look like it needs replacement? : r/hvacadvice Should slightly pitted contactors be replaced in HVAC systems? Contact pitting Contactor wear and tear happens when electrical arcing takes place. The heat causes carbon build up and pits the contacts Ants Invade Trane Package Unit and Destroy Contactor - HVAC Contactor Replacement ...