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and retainer) necessary to mate a separately purchased VA-8020 or VA-8022 actuator to the VT Series valve body
effectively managing the high-pressure interface between the manifold and the combustion chamber
it functions correctly at 0 psi and does not require a pilot pressure to actuate the plunger
Critical System Protection: Acts as a primary safety limit control to prevent high-pressure spikes that can lead to compressor burnout
AERCO Boiler and Water Heater 27128-2 Pressure Switch Kit 320788-704 and retainer) necessary to mateThe AERCO 27128 2 gas pressure switch kit is designed for reliable monitoring and control of fuel gas pressure in AERCO boiler and water heater systems. This gas pressure switch kit ensures proper burner operation by verifying adequate gas supply before ignition, helping prevent unsafe firing conditions. Built for integration with AERCO combustion control systems, this boiler pressure switch is commonly used in commercial hydronic heating and domestic
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