Lochinvar & A.O. Smith 100166072 Pressure Switch it typically indicates a crack

it typically indicates a crack in the heating element that necessitates a replacement gas ignitor

System Durability: Prevents heat exchanger overheating by ensuring the blower engages and disengages at exact manufacturer-specified temperatures

Specifically engineered for larger 1" to 2" pipe sizes

Is this coil suitable for outdoor refrigeration units

Smoke Detector Adapter Base with SPST-NO and SPDT relay contacts and a 470 ohm current limiting resistor for 100 Series Smoke Detector Heads

Lochinvar & A.O. Smith 100166072 Pressure Switch it typically indicates a crackThe 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