Lochinvar & A.O. Smith 100288429 Switch Els PW 17895 When replacing a 240V DIN

When replacing a 240V DIN coil

ensuring refrigerant system reliability and long-term compressor protection even under heavy debris loads

it is engineered for high-volume applications where pilot-operated precision is required

ensuring consistent thermal rejection and system head pressure regulation

This assembly is specific to Carrier RVS series equipment

Lochinvar & A.O. Smith 100288429 Switch Els PW 17895 When replacing a 240V DINThe Lochinvar & A. O. Smith 100288429 Switch is a critical safety component designed for precise air pressure sensing in high efficiency heating systems. This OEM replacement part is factory calibrated to a 3. 90" water column (WC) set point, serving as a primary air proving switch to ensure the blower motor is moving sufficient combustion air before the ignition sequence begins. Engineered for compatibility with specific Lochinvar boilers and A. O.