Lochinvar & A.O. Smith 100166072 Pressure Switch preventing the Series 26 relay

preventing the Series 26 relay from automatically restarting after a low-water cutoff event

extending the service life of expensive compressor units

Efficient Performance: Helps protect motor windings from excessive heat during the start cycle

While burners can be replaced individually

If used as an anti-vacuum device

Lochinvar & A.O. Smith 100166072 Pressure Switch preventing the Series 26 relayThe Lochinvar & A. O. Smith 100166072 Pressure Switch is a critical safety component designed for precise vent pressure monitoring in high efficiency commercial boilers and water heaters. This genuine OEM replacement part, which is 100% identical to the Lochinvar PRS1016, ensures that the inducer blower is moving sufficient air to maintain a safe combustion environment. As a veteran technician knows, a faulty exhaust pressure switch is a common