Inspect for rusted burner ports

facilitating efficient field tuning and testing during maintenance calls

Can I use this relay to control two separate heaters on different circuits

serving as the direct OEM replacement for the obsolete TST30010

replacing a cracked or warped collector box or inducer housing with this genuine HVAC furnace replacement part is essential for preventing safety lockouts related to poor flue gas drafting

Lochinvar & A.O. Smith 100110715 Inlet Switch 322055-301 Inspect for rusted burner portsThe Lochinvar & A. O. Smith 100110715 Inlet Switch is a critical safety component designed for high efficiency commercial and residential water heating systems. This OEM replacement part is the current updated version for the legacy 9005900215 and 193363 models. As a normally closed blocked inlet pressure switch, it monitors the air intake for obstructions. If the negative pressure at the combustion air inlet deviates from factory setpointsoften due