Lochinvar & A.O. Smith 100278095 Gasket Set 321894-706 The Carrier HH12ZB260 Limit Switch

The Carrier HH12ZB260 Limit Switch is a critical safety component engineered for precise thermal regulation in Carrier

or sooner if a significant pressure drop is detected

the P81580 offers the reliable calibration necessary to protect heat exchangers from cracking while preventing nuisance shutdowns

manifold pressure setting

The direct acting mechanism opens the valve on a temperature rise

Lochinvar & A.O. Smith 100278095 Gasket Set 321894-706 The Carrier HH12ZB260 Limit SwitchMaintaining a combustion seal is critical for high efficiency hydronic systems. The Lochinvar & A. O. Smith 100278095 Gasket Set is a comprehensive OEM solution designed to restore the airtight integrity of your burner assembly. This kit is the direct replacement for 100146371, as well as obsolete part numbers GKT20050 and GKT20050K. Specifically engineered for Lochinvar Knight wall mount boilers, it includes the essential components for the burner