472734 Auto Heat Control Board Assembly Restore reliable heating control for compatible pool and spa heat pumps with this directreplacement control board assembly. Designed to part numbers 473425, 473693, and 622812, this unit brings back core control functions for models compatible with Pentair UltraTemp, ThermaFlo, and Titanium Pool and Spa heat pumps. Key benefits Restores heat pump control functions to resolve noheat or erratic heating behavior. Direct replacement for listed part numbers to simplify repairs and reduce downtime. Fits compatible heat pump models without requiring major modifications. Helps avoid the higher cost of replacing the entire heat pump by addressing the control board only. Main features and attributes Function: Auto heat control board assembly that manages heating cycles and core electronic controls for the heat pump. Compatibility: Compatible with Pentair UltraTemp, ThermaFlo, and Titanium Pool and Spa heat pump models; replaces 473425, 473693, and 622812. Form factor: Designed to match the original control board layout for straightforward installation in compatible units. Performance: Returns the heat pump to normal control operation when the original board has failed or is malfunctioning. Typical use scenarios Homeowner scenario: a failed control board when the pool heat pump no longer responds to temperature settings and will not maintain set temperature. Service technician scenario: Swap the control board assembly during routine to restore reliable control without replacing the entire heat pump. Seasonal maintenance scenario: Update an aging control board before the busy season to reduce the risk of midseason failures. Notes Installation should be performed by a qualified technician familiar with pool and spa heat pump electrical systems. Confirm compatibility with your specific heat pump model and the replaced part numbers before .