Once the system cools to the 180°F fixed close temperature

Testing for continuity across the M1-M2 terminals after 24V is applied to the heater coil is the standard diagnostic procedure

Precision Gap Setting: The fixed 1/8-inch spark gap is factory-set and riveted to prevent shifting and ensure reliable ignition cycles

Modification is not recommended

this heavy-duty component stabilizes the electrical loads for both the compressor and the condenser fan motor within Trane and American Standard condensing units

Carrier 317412-401 Service Valve Els PW 17895 Once the system cools toWhen you're out in the field facing a leaking stem or a restricted 5 8" suction line, the Carrier 317412 401 Service Valve is the specific OEM solution required to restore system integrity. This Carrier service valve is engineered for high pressure R 410A refrigerant applications, featuring a robust brass body designed to withstand the thermal stresses of field brazing. As a primary HVAC replacement part, it facilitates critical tasks like system pump