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Built to withstand 300 PSI static pressure
minimizing system downtime during emergency repairs
Durable Construction: Built to withstand high-cycle rates and thermal stress in both condenser and evaporator modes
turn the adjustment screw counterclockwise until it stops
Verify your shaft profile before installation to ensure a secure lock with the collar
Trane CNT7738 Control 326070-701 Built to withstand 300 PSIFor technicians and contractors servicing single stage heating systems, the Trane CNT7738 Control (also identified by the newer part number CNT07738) is the vital 1Stg integrated furnace control for maintaining system reliability. This genuine OEM furnace circuit board manages critical unit operations, including ignition timing, inducer blower speed, and gas valve activation, while consistently monitoring safety sensor inputs. Designed specifically