Description
The valve features a manual adjustment spindle
During boiler service
though standard wrenches and O-ring lubrication are recommended for a proper seal
moisture in the air lines
ensuring the inducer motor is generating adequate static pressure before allowing the ignition sequence to proceed
Carrier HH18SA100 Temp Act 320788-704 The valve features a manualThe Carrier HH18SA100 Temperature Actuator is a critical OEM replacement component engineered for integrated climate control within commercial and industrial HVAC systems. Designed for precision temperature regulation, this switch style actuator functions as a dedicated thermal gatekeeper, cycling heating or cooling stages based on real time feedback from high sensitivity thermal sensors to maintain tight setpoint tolerances. Operating with a
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
























