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This OEM ICP Defrost Control Board (part number 1069364) manages the defrost cycle on your ICP/Tempstar/Heil YJ024GB1 heat pump. It watches outdoor coil temperature and accumulated run time, then triggers and ends the defrost cycle to keep frost and ice off the outdoor coil during heating. Running on a 24V control circuit, the board sequences the reversing valve, outdoor fan, and compressor through each defrost event. A failed defrost board lets the coil ice up and lose heating capacity, forces the auxiliary heat strips to run constantly, or traps the unit in a permanent defrost state. Installing a new board restores correct defrost timing and protects the compressor from liquid refrigerant return.
| Spec | Value |
|---|---|
| Part Number | 1069364 |
| Type | Defrost Control Board |
| Brand | ICP (Tempstar / Heil) |
| Control Voltage | 24V |
| Application | Heat Pump Defrost |
| Fitment | OEM Replacement |
Direct OEM replacement for the ICP/Tempstar/Heil YJ024GB1 heat pump and equivalent units in the same family that originally shipped with part 1069364. Confirm the part number on your existing board and match any timing jumper settings before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.