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Phil
Phil, Mechanical Engineer
Category: HVAC
Satisfied Customers: 5648
Experience:  Retired HVAC/ Electrical & Boiler contractor. Industrial
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I just replaced a heat pump r22 condensing unit. I have a

Customer Question

I just replaced a heat pump r22 condensing unit. I have a high suction pressure, 90psi superheat is 12 degree. Subcooling 10 degree and head pressure 250psi ambient temp 97 degree. Return air temp 77 degree and supply 62-65 degree, why suction pressure
high?
Submitted: 1 year ago.
Category: HVAC
Expert:  gotoman for ac replied 1 year ago.
Russ here . Was it same size unit? Was it a new R-22 unit. Does it match indoor unit. You may have to change metering device if it is a different size or new unit. Russ

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