Heatcraft Refrigeration 89994801 Control Module 318172-701 and GWB9-100IH high-efficiency boilers

and GWB9-100IH high-efficiency boilers

Technicians should measure the resistance across the thermistor leads and compare the readings to the Copeland DLT resistance chart

This wall mount thermostat features a double pole (DPST) snap action switch

always verify your specific model's parts list for the 6-pin pressure switch configuration

the 01-0815 mount minimizes radial stress on the motor bearings

Heatcraft Refrigeration 89994801 Control Module 318172-701 and GWB9-100IH high-efficiency boilersThe Heatcraft Refrigeration 89994801 Control Module is a critical OEM replacement part engineered for precise thermal management in commercial refrigeration systems. Operating on a 208 230V power supply, this temperature control module provides the voltage stability and switching reliability required for high demand HVACR environments. Designed for seamless integration with Bohn, Larkin, and Climate Control evaporators, the 89994801 ensures accurate