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If your heater is short-cycling or the control board flashes a code indicating a limit trip
Common Questions Can I use this valve with glycol-based systems
The spring-loaded terminals ensure vibration-proof connections
with a variable differential adjustment between 3 and 12 PSI to accommodate specific system requirements
Carrier HK61EA018 Circuit Board Els PW 17895 If your heater is short-cyclingThe Carrier HK61EA018 Circuit Board is the definitive OEM replacement control board for residential HVAC systems utilizing X 13 permanent split capacitor (PSC) or constant torque motors. As a direct successor to the HK61EA013, this integrated furnace control manages critical timing and logic for the blower motor, inducer, and ignition sequence. This Carrier furnace control board is engineered to withstand the thermal stress and electrical fluctuations