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the valve will remain at its full stroke position until the signal drops back into the operating range
gravity should close the contacts
the ferromagnetic design and 150VA rating are optimized for constant duty oil burner applications
the Fenwal 22-100001-352 Flame Sensor is the primary diagnostic component to inspect
Carrier HH18HA130 Limit Switch 320074-702 the valve will remain atThe Carrier HH18HA130 is a high precision, OEM auto limit switch designed for critical thermal regulation within residential and light commercial HVAC systems. This disc type temperature actuated switch features a specific operating range of 100 130F, functioning as a primary safety mechanism to prevent heat exchanger damage and ensure efficient blower motor cycling. As a direct replacement for the HH18HA130B, this component maintains strict 1 2" NPT
US$ 69.99
US$ 274500.00
US$ 174500.00