Laars Heating Systems R10364300 Return Header 321042-401 verify the 24V coil resistance
Yard notes & kiln story
Description
Laars Heating Systems R10364300 Return Header 321042 401 verify the 24V coil resistance verify the 24V coil resistance and check for continuity across the normally open contacts during a call for stage 1 cooling or heating to ensure the switching control relay is responding to the thermostat signal a failing inducer motor that isn't reaching RPM