Lochinvar & A.O. Smith 100166072 Pressure Switch Test for 24VAC at the

Test for 24VAC at the coil leads when the thermostat calls for a mode change (typically the "O" or "B" terminal)

Common Questions: Can the PSMN24DAS be used to power multiple field devices

non-adjustable setpoints eliminate the risk of field errors or unauthorized adjustments to system safety limits

Serviceable Design: Durable construction allows for regular cleaning

Lochinvar & A.O. Smith 100166072 Pressure Switch Test for 24VAC at theThe 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