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Type: Posts; User: Gerbs1983

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  1. Replies
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    108

    wiring diagram needed

    Anyone have a wiring diagram available for this Amercan Standard heat pump?

    4A6H6048B1000AA

    6224P3H2F

    A mouse chewed through several of the wires and the wiring diagram. I have most of the...
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    555

    three letters that will be burnt into my brain...

    three letters that will be burnt into my brain forever....E. C. O.
    Thank you all for your help. After seeing the question about the eco being open I looked at the instructions that came with...
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    555

    really....confused...

    Propane hanging garage heater, a Sterling.
    m QVF-75
    s G98433572079

    Tried to light pilot, wouldn't light. Checked pilot tube, clear. Didn't seem to be getting enough lp to keep pilot lit, gas...
  4. Replies
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    280

    That what I thought, he said there were no open...

    That what I thought, he said there were no open ports on the gas valve (smart valve)
  5. Replies
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    1,566

    I think the oil from the old compressor being in...

    I think the oil from the old compressor being in the system seems plausible...how does one go about measuring the oil left in the old compressor. Also, if this is the case, how do I get all of the...
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    280

    Armstrong furnace pressure hose?

    One of our techs called me this evening, said he was working on an Armstrong furnace, performing routine maintenance. He said he was finishing things up when he noticed a pressure hose just hanging...
  7. Replies
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    1,566

    thanks again for all of the advice. it is not a...

    thanks again for all of the advice. it is not a variable speed motor. also, this system was builder model about 7 years ago, was designed for zoning, not sure if we installed the dampers at...
  8. Replies
    31
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    1,566

    i haven't checked the orifice, i will double...

    i haven't checked the orifice, i will double check it. my thought was to replace it either way so that i know it is good. i also considered blowing out coil, linesets, and condenser individually so...
  9. Replies
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    1,566

    also, we install a lot of zoned systems that...

    also, we install a lot of zoned systems that don't kill compressors, we installed this system when the house was built. i'm not saying that this isn't the issue, i'm just looking for the issues that...
  10. Replies
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    1,566

    i've seen low airflow cause low suction, but not...

    i've seen low airflow cause low suction, but not the fluctuation in pressures that i was getting. the fact that the pressures would rise, the compressor would get slightly louder, then the pressures...
  11. Replies
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    1,566

    I will check static pressures when i go back,...

    I will check static pressures when i go back, that's the only way i know to confirm correct air flow. the system is zoned, I believe it has bypass ductwork with low temp cutout on the board if I...
  12. Replies
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    I thought overcharged for sure, I removed some...

    I thought overcharged for sure, I removed some refrigerant but it didnt seem to affect anything. I weighed in according to factory charge on the unit, planning to fine tune according to superheat,...
  13. Replies
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    1,566

    compressor changeout issue...help!

    Compressor replacement the other day: American Standard 3 ton unit w a fixed orifice, R22, about 7 yrs old. Replaced line dryer and compressor, pressure tested, blew an entire tank of nitrogen...
  14. Replies
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    317

    Camera suggestions...

    In your opinion, what is the best 'probe' camera to have on the truck...for checking tight spots, heat exchangers, etc? I have a rigid that I'm not that impressed with.
  15. Replies
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    2,063

    Agreed - caps are easy to diagnose quickly, and a...

    Agreed - caps are easy to diagnose quickly, and a bad cap doesn't mean something else is wrong - a lot of things could be wrong that are totally unrelated. I also agree that we can't offer free PM's...
  16. Replies
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    2,063

    That type of advertisement cannot be bought...and...

    That type of advertisement cannot be bought...and is by far the most effective!
  17. Replies
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    2,063

    Ever seen a new install, especially one not done...

    Ever seen a new install, especially one not done by your company, that had insufficient ductwork, mismatched equipment, incorrect charge? I think a bad 1 yr old cap is a red flag...

    That being...
  18. Replies
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    2,063

    We all conduct business a little differently,...

    We all conduct business a little differently, agreed...as long as they are legal...agreed! Our company has driven this into our heads "We don't change the quality of service (checking the things...
  19. Replies
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    2,063

    If the customer would benefit from any of...

    If the customer would benefit from any of these...refrigerant, contactor, coil cleaning, etc...don't you think it's our responsibility to bring this to their attention? If we don't, who will? Again,...
  20. Replies
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    2,063

    It's obvious that you are a very experienced...

    It's obvious that you are a very experienced tech, but this post is concerning to me. Is it good practice to just throw a part on and fire up a unit without checking some amp draws, pressures,...
  21. Replies
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    540

    Looking to learn...

    I'm continually amazed at how some of the experienced guys on here can troubleshoot a problem based on the info someone else in providing...thank you for sharing your knowledge!

    There are a...
  22. Replies
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    8,782

    Guess this needs to be added to the list of...

    Guess this needs to be added to the list of questions when troubleshooting on here:
    What's your subcooling and superheat?
    What's your out door temp?
    What's your temp drop?
    Is your ac installed...
  23. Replies
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    What is this stuff???

    Heil furnace, 2008 model. Downflow, installed in 2009 as a replacement by another company. In mech room off of the garage. Natural gas.
    M# H9MPD075F12C2
    S# A082358717

    Inducer was locked up....
  24. Replies
    615
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    112,554

    Didn't the missing coil and lineset give it away?

    Didn't the missing coil and lineset give it away?
  25. Replies
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    Manual was not available, and, not being Lennox...

    Manual was not available, and, not being Lennox dealers, we have a hard time getting help or info from them. This was after hours and tech support was closed. I was busy on a call next available day,...
  26. What is the flame sensor reading?

    What is the flame sensor reading?
  27. Replies
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    766

    Lennox pressure switch issue

    Lennox M# G43UF-36B-070-09
    Pressure switch keeps dropping out. There are two hoses to this particular switch, red and black. The red is the main pressure switch hose, measuring -2.5"WC consistently....
  28. Replies
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    608

    Thanks for the info guys! I also talked to Bryant...

    Thanks for the info guys! I also talked to Bryant tech support and was told that putting the screws in the burners almost always takes care of the issue. I need to make sure we have the right screws...
  29. Replies
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    540

    The black receptacle behind that metal plate is...

    The black receptacle behind that metal plate is cracked. Before you replace that though, check the secondary behind it...that is most likely cracked as well and will require a new heat exchanger.
  30. Replies
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    1,891

    I'm not sure when a company is considered 'big...

    I'm not sure when a company is considered 'big and bad' - I have only worked for one, 8 yrs and counting. Started in new construction when there were 6 guys and the owner was out installing with us,...
  31. Replies
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    608

    Flame running back to orifice

    Bryant M# 312AAV036070ACJA S# 1906A19772

    Had been switched over to LP at installation by a previous company. They did the springs and orifices, but did not install the low gas pressure switch or...
  32. Replies
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    That's a good point, and I agree, being truthful...

    That's a good point, and I agree, being truthful and very thorough is one thing - recommending repairs that aren't needed at all quite another.

    I'm interested in what the OP meant by saying he...
  33. Replies
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    1,891

    I would not want to work for a company that...

    I would not want to work for a company that pressured me to 'push' a system if it wasn't in the best interest of the homeowner. I also wouldn't want to be expected to sell or reccomend anything that...
  34. Replies
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    1,477

    I recently went from a full size van to a...

    I recently went from a full size van to a transit. I had to leave some things behind, but so far it has worked out really well (it's only been this heating season so far). I have a box of filters...
  35. Replies
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    1,396

    Unless this was a supercede, that was most likely...

    Unless this was a supercede, that was most likely NOT a good idea....
  36. Replies
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    1,666

    Agreed. It was over the phone, I told her we...

    Agreed. It was over the phone, I told her we would need to look at it. She informed me of her homeowners insurance and I quickly and politely informed her it would not be us coming out.
  37. Replies
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    1,666

    Hunter thermostat

    Lady called in wondering what the bP flashing on her hunter thermostat meant. I have had no luck finding any info on these stats. Anybody have any ideas?
  38. Replies
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    5,077

    True, on this particular Trane, the board...

    True, on this particular Trane, the board controlled gas valve on its own mini circuit, per the 12 pin plug.
  39. Replies
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    5,077

    Removed existing wires from gas valve. Used...

    Removed existing wires from gas valve. Used jumper from r and jumper from common. Once board gave call for gv, manually gave gv 24v from terminal block on board.

    Not sure if this is a good thing...
  40. Replies
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    5,077

    We actually did that on this one. Took 24 v from...

    We actually did that on this one. Took 24 v from board to valve, fired gv and ran without issue. Allowed us to rule out any issue w gas valve. First time I have done this, it also allowed us to run...
  41. Replies
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    5,077

    Yes, sadly I assumed the heat x had been checked...

    Yes, sadly I assumed the heat x had been checked during pm, but not the case. I had not jumped out that limit, my fault there. I think an existing problem was aggravated when the pm was performed,...
  42. Replies
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    5,077

    Follow up: Went back, all indicators were bad...

    Follow up:

    Went back, all indicators were bad gas valve. Removed old gas valve, before installing new valve I hooked up low voltage to it. It worked correctly, so I installed. Once installed,...
  43. Replies
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    Nest stats are a joke if you have anything more...

    Nest stats are a joke if you have anything more than a basic system. Hook it up to a heat pump or a geo and it has no clue what the most efficient way to operate is.
  44. Replies
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    In response to all of the above advice: Normal...

    In response to all of the above advice:

    Normal flame sensor rod.

    I have jumped out the stat, but not the pressure switch - I will try that.
    I understand that these things can happen faster...
  45. Replies
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    This call has me confused!

    One of our guys performed pm on a two system house, got a call a day later that the second floor system wasn't working/keeping up. He worked on it for a while, I was told to go see if I could figure...
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