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THEREALGDG · 10-31-2022

New system handler, pump, Nest learning tstat. Always blows cold air, switched O/B no change. Confirmed wires at air handler and mapped to tstat.Have 24v at Red wire (tstat) and air handler/heat pump.Heat pump: changed sensors and board, confirmed ca...

THEREALGDG · 11-02-2022

Yes, the high-pressure lockout condition was resolved by turning off AH and HP. Waiting 5 minutes and then turning back on.Although I thought I had previously tested the recommendation made by Ken, The Air Cooling Wizard, following his steps exactly ...

THEREALGDG · 11-01-2022

I can't seem to upload image of wiring on NEST. Here's the connections: R=RcBL=OBG=GY=Y1W=W1BRN=CRuud/Rheem uses BRN for common and BL for OBA new finding: the LED1 is now flashing. A few days ago both LEDs were flashing.Code descriptionLED 1 LED 2 C...

THEREALGDG · 11-01-2022

Maybe I'm a DIY HVAC tech, I'm not sure. But I did perform those tasks on the HP. The coil sensor swap because there's a known problem with the sensor on a new RP1424-that may have changed as the unit is now 6 months old. I bought a new board just in...

THEREALGDG · 11-01-2022

Thanks for your response.As I wrote originally, I have switched the settings, via the tstat settings, to B fom O and back with no change in the result. That is set TSTAT to Heat, AH blows cold air through vents.

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Nest thermostat, ruud air handler, rheem heat pump. Always blows cold air.

Re: Nest thermostat, ruud air handler, rheem heat pump. Always blows cold air.

Re: Nest thermostat, ruud air handler, rheem heat pump. Always blows cold air.

Re: Nest thermostat, ruud air handler, rheem heat pump. Always blows cold air.

Re: Nest thermostat, ruud air handler, rheem heat pump. Always blows cold air.