Siemens Building Technology SAS81.03U Actuator 318172-701 If the inducer is running

If the inducer is running and the tubing is clear but the switch fails to close the circuit across the blue and yellow terminals

Specifically designed for compatibility with MG1E077 gas furnaces

simplifying the swap-out process for field contractors

The 1/4-inch thickness provides significant material volume for compression

you restore factory-spec performance and quiet operation to the residential or light commercial system

Siemens Building Technology SAS81.03U Actuator 318172-701 If the inducer is runningThe Siemens Building Technology SAS81. 03U Actuator is a robust, non spring return (NSR) electromotoric actuator designed for precise 3 position floating control. Engineered for HVACR professionals, this unit operates on 24V AC DC power and is primarily used with Powermite 599 MT Series terminal unit valves featuring a 5. 5 mm (7 32 inch) stroke. With a 400 N positioning force and a rapid 30 second run time, it provides efficient drive action for 2