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  1. If you have a heat pump? You may be just be...

    If you have a heat pump? You may be just be hearing the reversing valve.. Normal sound in cooling mode.
  2. Answers
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    204

    Sounds like you may have a dirty flame sensor....

    Sounds like you may have a dirty flame sensor. With out more info its hard to say.
  3. Yes you can. Make sure that the oil in the new...

    Yes you can. Make sure that the oil in the new compressor is compatible with the refrigerant that you are going to be using.
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    786

    Sounds like you may have a dirty pilot orifice....

    Sounds like you may have a dirty pilot orifice. Take it apart and clean it, replace the thermocouple while doing this. It takes a 7/16 wrench to remove the pilot tube and orifice from the pilot...
  5. Question: 126 Code

    by T-Top
    Answers
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    301

    126 on the display?? Is it on a 42 inch vizio or...

    126 on the display?? Is it on a 42 inch vizio or a ford pinto.
  6. Question: Goodman Furance GPM

    by T-Top
    Answers
    2
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    298

    It sounds like you have a bad control board. If...

    It sounds like you have a bad control board. If you had a flame proving fault-(no flame after 24v going to gas valve) or a pressure switch or limit switch open it would give the fault code on the...
  7. Will the heat work? If the heat is working check...

    Will the heat work? If the heat is working check to see if the fan switch at the thermostat is in the ON or AUTO position. With this late 80s model furnace it will have a time delay circuit for the...
  8. If it's a standing pilot furnace you may have a...

    If it's a standing pilot furnace you may have a gas valve sticking and not letting gas through to the main burners. Its hard to say with out knowing the make and model of the system.
  9. Answers
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    346

    If you had no filters in the system at all,...

    If you had no filters in the system at all, That's your problem the blower wheel will have a lot of dust in it throwing it out of balance. Check to see if you have a filter behind the return air ...
  10. Answers
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    338

    The control board has a time delay on and off for...

    The control board has a time delay on and off for the blower in heat mode. Your board has gone bad and will need to be replaced. You can turn your fan switch to ON at the thermostat and set your...
  11. Answers
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    881

    It looks like you have a single stage heat pump...

    It looks like you have a single stage heat pump system you may not have to use the L or T circuit with the new thermostat. You will need a heat pump thermostat for one stage cooling two stage heat....
  12. Answers
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    3,066

    I guess we will agree to disagree. But I assume...

    I guess we will agree to disagree. But I assume you read page 10 of your link. Every one have a good night and good luck with your endeavors.
  13. Answers
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    3,066

    Explain how two separate forced air systems with...

    Explain how two separate forced air systems with common duct can circulate air with out a damper in the duct work and how it will operate correctly. Yes you can use multiple thermostats if you...
  14. Question: Enviroplus90 rpj2

    by T-Top
    Answers
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    401

    If you can turn the fan switch to on at the...

    If you can turn the fan switch to on at the thermostat and it runs. I would say you have a bad fan limit control switch. The reason I say this is that if you are checking the BELT on the blower motor...
  15. Answers
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    1,631

    I hate to be the one to say it. But if you know...

    I hate to be the one to say it. But if you know nothing about boilers or the parts involved this could be a very danderous field to dabble in.
  16. Answers
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    3,066

    In order to connect a forced air system to a...

    In order to connect a forced air system to a forced air system as back up heat you will need to add dampers in the duct work or your hot air will just circulate between the two units and not push it...
  17. Answers
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    1,707

    The thing with the wood burner is that they have...

    The thing with the wood burner is that they have a lot of field wiring to suit your needs. They will have extra make and break relays and limits that run your blower section. If your trying to...
  18. I have seen all of your question about the...

    I have seen all of your question about the luxaire system. You do know that luxaire makes many different models of systems. With out knowing your model its impossible to give a answer.
  19. The furnace will have a fault code on the control...

    The furnace will have a fault code on the control board when it has failed to start. Do not turn the power off to the system or turn your thermostat off(it will reset the control board) go check the...
  20. Question: Heater problem

    by T-Top
    Answers
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    652

    To me it sounds like you have the wrong...

    To me it sounds like you have the wrong thermostat for the system or the thermostat is set up wrong. If you do not have a heat pump the problem is your thermostat.
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    It may just be a dirty flame sensor. It's a...

    It may just be a dirty flame sensor. It's a meatal rod that sits in front of the burners with one wire going to it. You can turn the power off going to the furnace and clean it by scraping it with a...
  22. Answers
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    2,038

    With a central heat and air system the return air...

    With a central heat and air system the return air will pull air and smells from all parts of the house and push it out the supply ducts to all parts of the house. What I'm getting at is, you could...
  23. Question: Gas heater

    by T-Top
    Answers
    1
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    250

    Did you turn the gas valve to ON after lighting...

    Did you turn the gas valve to ON after lighting the pilot? If so the only thing left is to check for 24v at the gas valve and let us know what you find.
  24. You need to check and see if you have 115v going...

    You need to check and see if you have 115v going to the inducer motor. You can turn the power off and the back on going to the furnace to reset the control board. Check out pages 32,33,34....
  25. Answers
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    I agree that's the first place to start. Run...

    I agree that's the first place to start. Run capacitors go bad all the time. It's a cheap part and most hvac companies will test it for free if you take it to them in hopes of a parts sale.
  26. Answers
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    If the pilot flame is not strong and hitting the...

    If the pilot flame is not strong and hitting the thermocouple good, you have a dirty pilot orifice or dirty pilot hood on the pilot assembly. If you have a strong pilot flame and its hitting the...
  27. Answers
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    677

    Did you try to reverse polarity of the power...

    Did you try to reverse polarity of the power going to the furnace to see if it gave the same code?

    Trane XR80 furnace provides a LED on its integrated furnace control for quick diagnostic. Here is...
  28. Your system is a 115000 BTU that moves 1600 cfm...

    Your system is a 115000 BTU that moves 1600 cfm of air. Was it sized for your home? You need to check to make sure the duct work is sized right. Did it cool your home with no problems?
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    Check to make sure you don't have a weak limit...

    Check to make sure you don't have a weak limit switch or dirty pilot assembly.
  30. Answers
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    438

    Did it work before you changed out the...

    Did it work before you changed out the thermostat? Is it gas or electric heat? Its hard to answer the question with out knowing what you have. The more info you give the quicker your problem will be...
  31. Answers
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    677

    The make and model of the furnace will be a big...

    The make and model of the furnace will be a big help. If a leg of power was reversed in the process of changing the control board or working on that code will show up. Is this a system that has two...
  32. Not knowing the model of your system, its hard to...

    Not knowing the model of your system, its hard to answer. The model # of your blower section will help to get you started in the right direction.
  33. Answers
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    Yes the 473 will interchange with the 471. The...

    Yes the 473 will interchange with the 471. The new board for each part # is now 50a55-843. Make sure you have clean burners and flame sensor and check your pressure switch before spending the bucks...
  34. Glad you have heat now. That's the first thing a...

    Glad you have heat now. That's the first thing a tech will check is in put and out put of gas pressure at the gas valve. Stay warm.
  35. Question: Trane heat pump

    by T-Top
    Answers
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    308

    Your orange wire is the reversing valve circuit....

    Your orange wire is the reversing valve circuit. Orange to O. Some use brown for aux heat (heat strips)
  36. If the gas valve is chattering when the main...

    If the gas valve is chattering when the main burners try to come on you may have a bad gas valve. The 5 wire gas valve with a 3 wire pilot burner is a hard system to trouble shoot even for the moste...
  37. Answers
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    Make and model of the furnace will help. Your low...

    Make and model of the furnace will help. Your low voltage control circuit should be 24v ac not dc but yet I don't know what you have.
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    1,100

    If the flame is going out before the blower kicks...

    If the flame is going out before the blower kicks on it sounds like you have a restricted or blocked heat exchanger or vent pipe. If it goes out as soon as the blower kicks on you have a hole in the...
  39. Answers
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    Remove the thermostat wire on "W" from the...

    Remove the thermostat wire on "W" from the control board. Tape the door switch closed and use a jumper wire to jump from R to W. Will the furnace run? I'm trying to see if you may have a short in the...
  40. This could be a very in depth in trying fix over...

    This could be a very in depth in trying fix over the internet. Zoning control board and thermostats are universal controls(heat pumps, gas heat, hydronic heat) and can be set up to run just about any...
  41. Answers
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    439

    Do you have a heat pump or gas furnace? A 2 amp...

    Do you have a heat pump or gas furnace? A 2 amp fuse may be a little low. Most systems will use a 3 or 5 amp for protection. If you have a heat pump you need to check the out side unit for low...
  42. That model of furnace is a 90+ with spark...

    That model of furnace is a 90+ with spark ignition. No standing pilot, it lights when you turn the thermostat to heat and call for heat. If your pilot doesn't light you may have a bad 3 wire pilot...
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    The pressures look a little low but not low...

    The pressures look a little low but not low enough to shut the compressor off after 30 min of run time.
  44. Yes that is your main limit. You can use a jumper...

    Yes that is your main limit. You can use a jumper wire to bypass it for testing only.
  45. Check for dirty burners or no gas going through...

    Check for dirty burners or no gas going through the valve.
  46. To me it sounds like you have a weak main limit...

    To me it sounds like you have a weak main limit switch. I assume the flame goes out before the blower comes on. The 5 wire gas valve uses a pick and hold circuit and will show this symptom when it...
  47. Answers
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    822

    It's normal for your gauges to equalize after...

    It's normal for your gauges to equalize after compressor shut down. What was the psi reading on the gauges when equalized? Was the system froze over with ice? Little more info will help.
  48. Answers
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    1,776

    The UV light will not keep your condensate drain...

    The UV light will not keep your condensate drain from cloging up. Its made to keep mold off the evaporator coil. Some of the newer ones are made to kill airborne bactira and oders. They are a good...
  49. Answers
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    1,309

    But then again I'm looking at what your saying...

    But then again I'm looking at what your saying and not at what they are seeing.
    Just trying to help and not compete. That's the reason I'm not on here that much. To all a good night.
  50. Answers
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    2,545

    Nice pic and thanks for th good info. The new one...

    Nice pic and thanks for th good info. The new one will lay out just like the old. You have a front and back and a left and right. Front side of contactor right-- red white tracer and two brown wires...
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