If your unit has a hard time restarting when trying to cycle, order this. If your pressure switch is leaking out of the small bleeder valve on the side (or located underneath), order this valve. Check Valve 2HP Click here for instructions on adjusting...

"T" fitting for the cold start valve. This valve installs into the pump head. The braided discharge tube threads into one end and the cold start valve is installed in the other.

Old Part Numbers: 90506-S-CATReplacement Air Regulator (Square). The regulator controls the amount of air in your air compressor hose. Replace this if you're not able to adjust the PSI to your hose or if it leaks.