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the 51W15 furnace door switch prevents accidental exposure to high-voltage components and moving parts during routine filter changes or diagnostic testing
provided the system operating pressure does not exceed the 600 psig maximum working limit
Never use a capacitor with a lower voltage rating than the original
and 9100 series units
Belimo TR24-SR Actuator Freon the 51W15 furnace door switchThe Belimo TR24 SR is a high precision, non spring return actuator designed for the modulating control of dampers in HVAC systems. Operating on a 24VAC DC power supply, this compact damper actuator utilizes a 2 to 10 VDC or 4 to 20 mA proportional control signal to provide accurate positioning and consistent torque performance. With a rated torque of 18 in lb (2 Nm), it is an ideal solution for small terminal units, VAV box controllers, and bypass
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