York S1-SBUHD Blanket L99H008 The final fail-safe position is
Baker’s notes & crumb story
Description
York S1 SBUHD Blanket L99H008 The final fail safe position is The final fail safe position is determined by the specific spring return actuator paired with the valve body this 120v DSI control features a potted enclosure to provide mechanical stability and protection against extreme vibration or moisture washdown