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we recommend installing an inline 3-amp fuse on the secondary side to protect the winding
essential for driving heated air down to the floor level as intended by the counterflow engineering specifications
The status switch and the command relay are electrically isolated within the same housing
Common Questions Which thermostats are compatible with the T-4000-112
York S1-024-32011-000 Pressure Switch Els PW 17895 we recommend installing an inlineThe York S1 024 32011 000 Pressure Switch is a high precision safety component engineered for combustion air monitoring in York, Coleman, and Luxaire gas fired furnaces. This OEM York replacement part features a specific 1. 0 . 45 . 2 calibration, ensuring the draft inducer motor establishes the necessary static pressure before the ignition sequence initiates. As a Normally Open (N O) pressure switch, it acts as a critical fail safe, preventing burner
