while the integrated inlet and outlet pressure taps simplify diagnostic testing during routine maintenance or calls for no-heat troubleshooting

eliminating the need for field modifications on older Lennox and Copeland units

or a failing draft inducer motor rather than the switch itself

4 Amps to maintain proper furnace pressure switch closure

or the blower requiring a manual "push" to begin rotating

Bray Commercial VAM24-35-P Actuator 321142-301 while the integrated inlet andThe Bray Commercial VAM24 35 P Actuator is a precision engineered 24V modulating actuator designed for reliable control of small ball valves and dampers in demanding HVACR environments. Delivering 35 in lb torque, this non spring return (NSR) unit utilizes a 0 10 VDC or 4 20 mA control signal to provide accurate positioning for terminal units and zone control systems. The integrated linkage simplifies field installation, reducing labor time while