3 flashes for ignition lockout)

you should see a reading between 650 mV and 850 mV

providing the necessary torque for reliable start-up and efficient continuous operation

protecting expensive compressors and motors from terminal damage

York S1-025-41042-000 Wire Harness R-407C 3 flashes for ignition lockout)The York S1 025 41042 000 Wire Harness is a critical OEM replacement component designed for high reliability signal transmission between the Unit Control Board (UCB) and the magnetic contactor. This 3 pin UCB harness is engineered to maintain electrical integrity within the control circuits of York, Coleman, and Luxaire rooftop units and split systems. By utilizing factory specified wire gauges and connector housings, it eliminates the common failure