Manual Reset Mechanism: Ensures thorough HVAC system diagnostics are performed before the furnace is brought back online

Common Questions Is the PCBBF132S compatible with my single-stage furnace

What are the symptoms of a failing blower fan timer board

Engineered for vertical mounting

Durable Construction: Engineered to withstand the high ambient temperatures common in overhead gas-fired unit heaters

McDonnell & Miller 94-HDLS Pump Controller 30067439-890 Manual Reset Mechanism: Ensures thoroughThe McDonnell & Miller 94 HDLS (Part Number 165302) is a heavy duty head mechanism only designed for high pressure steam applications. Engineering for commercial and industrial steam boilers, this component serves as a direct replacement for the internal guts of Series 94 and 194 combination low water cut off and pump controller units. This specific model is provided less switch, allowing technicians to utilize existing compatible switch assemblies or