Armstrong Fluid Technology 816303-317K Impeller Kit 318973-401 By keeping the crankcase temperature
Baker’s notes & crumb story
Description
Armstrong Fluid Technology 816303 317K Impeller Kit 318973 401 By keeping the crankcase temperature By keeping the crankcase temperature above the system's dew point This OEM 220 240F auto limit switch functions as a normally closed thermostat disc that monitors heat exchanger temperatures to prevent thermal runaway