Heat Pump Blog

The Heat Pump Blog is a way to keep you up-to-date with the latest in heat pump news.

Jan 02, 2018

AC stays on even when in heat mode.

Heat only works when I disengage reversing valve wire otherwise the ac will continue to run when set to heat and/or ac mode.

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Jan 02, 2018

18 seer trane works in A.C. goes off on high head pressure in heat after 1 min

I have replaced the out door eev and the reversing valve. I have also replaced the eev stepper control and the temp sensor for the eev and sensor on the

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Jan 02, 2018

infinity heat pump fails to go to gas heat at low temperatures

Carrier Infinity heat pump system works fine heating/cooling except at below 30F temperature. When temps get low and furnace should turn on gas heat,

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Jan 02, 2018

24 volts supply

The low voltage supply is present at the outside unit. the hot line which runs to the contacter only reads 24v when it is separated at the wire nut. Again,

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Jan 02, 2018

in heat mode fan will only go to low speed no matter what it is set for.

the fan stays in low speed on heat mode. works fine in fan and cool mode. kerr smart energy b-c50271

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Jan 02, 2018

heat pump

Unit running fine and then the heat stops coming out and a green light starts blinking

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Jan 02, 2018

Fan stays on low

When on heat mode the fan will only run on low even when turned to high.

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Jan 02, 2018

Defrost cycle clicking sound.

Carrier Model 38YCA Both my outdoor units make a clicking sound at about one click per second when in defrost mode. I have identified the source as being

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Jan 02, 2018

No steam = no defrost?

American Standard Model 4A6B3036A1000BB Heat pump (almost 6 yrs old from install date) has started to not emit the steam it used to last year? It's been

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Jan 02, 2018

Expensive to defrost with electric furnace

Carrier 25VNAO36A00300 Amount of KW used to defrost with the electric furnace seems excessive but Carrier says it is normal. Example over an 8 hour period

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Jan 02, 2018

keeps going into defrost cycles

Basically the ductless mini split heat pump (Sharp 12,000 BTU THU model) keeps going into defrost cycles within minutes of each defrost. This unit is rated

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Jan 02, 2018

Defroster freezes up

Goodman PHK 030-1 was blowing slightly warm air for a couple of hours the ice cold air? Does this mean unit needs to be charged with refrigerant? Thank

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Jan 02, 2018

Defrost cycle generates frigid air

I have 1 year old Bryant Extreme 2 ton. When first installed there were no heat strips. This issue has been occurring since day 1. In defrost mode the

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Jan 02, 2018

Heat pump won't completely defrost

We have a 16 year old York heat pump that ices up and does not completely defrost. Just the bottom third of the exterior will defrost and then it exits

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Jan 02, 2018

is a defrost board necessary in SW FL?

is a defrost board necessary in SW FL?

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