Bryant High Efficiency – Bad control board

______________________________________________________________________ Just had to replace the control board on my 7 yr old Bryant High Efficiency Model # 350MAV045100HVAC. The HVAC technician showed me the electronic board had some burned areas around the circuits. Just charged 864.00 w/ labor to Continue reading

Heat Pump Starter Kit?

______________________________________________________________________ Had a Payne PH10 Heat Pump installed (outside unit). Is it common for systems with these to require a starter kit? Greg Taylor Replies: MasterTech “Re(1):Heat Pump Starter Kit?” , posted Mon 10 Oct 14:22 ______________________________________________________________________ A few reason Continue reading

Compressor not running

______________________________________________________________________ I have a Comfortmaker 10 heat pump. When I turn on the heat the inside blower comes on but the outside unit does not run. Checked voltage to contactor. High voltage read 240 but there is no voltage to Continue reading

rapid flashing led

______________________________________________________________________ a carrier furnace, when call for heat, blower gets on, and led keeps rapid flashing, on manual says power polarity or twined units. what’s that? polarity looks good. thanks a lot. Know something don’t know something Replies: Xenos “Re(1):rapid Continue reading

compressor noise

______________________________________________________________________ every time my compressor kicks in it makes a hard hitting noise. After that everything runs great. Had the AC man check freon and he says it has the right charge. I am afraid my compressor is going bad Continue reading

Trane TWG Blower settings

______________________________________________________________________ I have a new home (18 months old) with a Trane heat pump for the second floor. I have always felt that the air just does not move fast enough to properly circulate warm/cold air when the outside temps Continue reading

Thermostat on Heat but AC is Turning On

______________________________________________________________________ Turned on the Heat for the first time this season and the house heated up just fine. I went outside to take out the garbage and suddenly I heard the AC unit kick on !!! I went inside the Continue reading

do I need a new gas valve???

______________________________________________________________________ I need help, I have a carrier furnace model 48SB-0360603-A with a white rogers gas valve 36E36-268 and a white rogers controller 50D49-401. Upon turning the furnance on for the first time the pilot lit but the jets would Continue reading

Honeywell RTH7400D Thermostat

______________________________________________________________________ I am trying to replace an old thermostat with the RTH7400D. The old one was a PerfectTemp DSL-450 (from Research Products Corp.) It seems that this company may now be Aprilaire. It has these terminal/wire combinations: W1 Grey and Continue reading

Need help putting 2 wires back on my Carrier

15:39 ______________________________________________________________________ I wanted to figure out for myself why Carrier 58RAV Gas Furnance would not kick on. I read some tips I googled from the internet , went up in the attic. I pulled off the red and blue Continue reading