Lochinvar & A.O. Smith 100110894 Heat Shield 318172-701 Common Questions: What causes an

Common Questions: What causes an ASCO 8347 valve to leak internally

designed for a direct swap-out of the old unit

Key Benefits: All-In-One Solution: Includes the PCBBF124S control board

you can modify the pressure range of the pilot assembly

Common Questions & Technical Support Which cores are compatible with the BTAS521SV

Lochinvar & A.O. Smith 100110894 Heat Shield 318172-701 Common Questions: What causes anThe Lochinvar & A. O. Smith 100110894 Heat Shield is a critical OEM replacement part engineered for high recovery commercial water heaters and residential boilers. This heavy duty thermal barrier is designed to maintain the integrity of internal components by mitigating radiant heat transfer within the combustion chamber. As a direct fit Lochinvar boiler part, it ensures precise clearance and optimal airflow, preventing premature wear on sensitive