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Common Questions What are the symptoms of a failing blower wheel
Technicians should look for visible media leakage around the packing nut
With a 20 VA power consumption and a robust SPST on/off switch configuration
Common Questions Is the SP14270G a direct replacement for AP14270G-1
Lochinvar & A.O. Smith 100110806 Switch 320788-704 Common Questions What are theThe Lochinvar & A. O. Smith 100110806 BTH 400 Blower Prover Switch is a critical safety component designed specifically for Cyclone BTH 400 commercial water heaters. This normally open, positive air pressure switch acts as a safety interlock, verifying that the combustion air blower is generating sufficient airflow before the ignition sequence is allowed to proceed. By "proving" the blower's operation, it prevents the gas valve from opening if exhaust
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