Trane SHF3136 Shaft 320735-701 If the motor is humming

If the motor is humming but not starting

Utilizing Polyol Ester (POE) oil

modulated response to water level fluctuations rather than a simple on/off flow

If your unit is experiencing erratic HVAC error codes or failing to initiate defrost in low ambient conditions

this two-position on/off actuator delivers a reliable 70 lb-in torque (8 Nm)

Trane SHF3136 Shaft 320735-701 If the motor is hummingThe Trane SHF3136 Shaft is a precision engineered 21. 9x1 indoor fan shaft designed for heavy duty commercial and residential HVAC applications. Measuring exactly 21. 90 inches in length with a 1 inch diameter, this OEM blower shaft serves as the critical mechanical link between the drive motor and the blower wheel assembly. Built to handle high rotational torque, the Trane SHF3136 ensures stable fan alignment, reducing vibration that can lead to