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View Full Version : Rudd heat pump work OK in heat mode but not cooling mode

grandma25
May 21, 2012, 04:08 AM
Rudd heatpump that use r410 refrigerant pressure OK in heat mode but pressure low in cooling mode
thermalmedics
May 21, 2012, 07:55 AM
Possibly indoor txv either screen clogged, sensing bulb,

410a - lotsa probs on txvs and coils leakin

OK in heat because it bypasses txv on indoor coil to run the hot gas through it.