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fan speed adjustment
Check for a blocked flue
This configuration includes a 1/8" MPT connection below the hex
with a spring return time of less than 25 seconds at ambient temperature
Johnson Controls P70DA-2 Pressure Control R-410A fan speed adjustmentThe Johnson Controls P70DA 2 is a heavy duty single pole high pressure control engineered specifically for HVACR ammonia applications. This SPST pressure switch features a 1 4 inch female NPT pressure connector and provides a reliable cut out range from 50 to 450 psi. Designed for critical safety monitoring, the unit operates on an open high close low logic with a manual reset lockout, ensuring the system remains offline until a technician inspects
US$ 377.37
US$ 55.46
