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  1. Replies
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    check your preasure drop accross your condenser,...

    check your preasure drop accross your condenser, you may find that is where your problem is. Have seen this before and had to use a line tap on the condenser outlet to find it.
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    851

    Never saw a copper spun muffler and being it...

    Never saw a copper spun muffler and being it sounds as tho it is on the outlet of the condenser coil it's probally a drier
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    851

    who is the mfg. You said they sent a drier for a...

    who is the mfg. You said they sent a drier for a straight condenser. York put driers on the compressor discharge line on their heat pumps some years back.
  4. with high superheat, low head, and low suction it...

    with high superheat, low head, and low suction it sounds as tho you may still be low on refrigerant especially with a fixed metering device. Would need to know what your subcooling is along with a...
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    FYI when I only have one good condenser motor out...

    FYI when I only have one good condenser motor out of 2 and there is no baffel between them I cover the dead ones opening will make a difference on trying to keep the head psi down
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    1,153

    if you have it overcharged by 2 pounds you...

    if you have it overcharged by 2 pounds you probally need to get it out or you may loose the compressor especially with a fixed orfice. Rule of thumb if you have low superheat adding refrigerant will...
  7. Thread: Temp meters.

    by SouthTex
    Replies
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    961

    I have used the Cooper Atkins SRH 77A for years,...

    I have used the Cooper Atkins SRH 77A for years, have no issues with calibration and I check it from time to time. it is great for a/c work for splits and if you need humidity readings. Also does...
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    Dumb question but have you tried reversing the...

    Dumb question but have you tried reversing the rotation on the compressor?
  9. Thread: Heat Pump TXV

    by SouthTex
    Replies
    20
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    1,105

    With a 65 outdoor and a 74 indoor I would expect...

    With a 65 outdoor and a 74 indoor I would expect to see high preasures. Try running the unit in the heat mode and disable the outdoor fan. The outdoor txv should lower the suction preasure which...
  10. Read your incoming power and make sure the right...

    Read your incoming power and make sure the right voltage tap is being used, if it is set for 240 and you only have 208 your secondary voltage will be too low and will cause this issue see it alot
  11. ACCA-SA South Texas Trade Show January 15th

    The San Antonio Chapter of ACCA has it's Trade show coming up this Wednesday. There will be seminars for both owners/principals and techs. Ruth King will be the keynote speaker. The vender fair...
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    Run a PT check

    Run a PT check
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    748

    If it's a small area realitive to the size of the...

    If it's a small area realitive to the size of the system we have used the ZoneX damper systems and seems to work fairly well. They have a modulating damper with a sensor in the supply air to help...
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    New pan if available(with no warranty on existing...

    New pan if available(with no warranty on existing coil) and give them an option for a new pcoil with warranty
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    960

    Had one years ago on a GE package heat pump. ...

    Had one years ago on a GE package heat pump. Intermitten restriction, 4 companies looked at along with factory rep would not happen on a regular basis. Finally got it to act up, cut tubing and...
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    What was your voltage accross the capacitor while...

    What was your voltage accross the capacitor while it was running, you may find 370 is ok
  17. Old school we still have alot of the Lennox Zone...

    Old school we still have alot of the Lennox Zone masters in place, have some condensers with 8 ahu's connected to a 15 ton system.
    Lennox had a version for the residential market.
  18. Replies
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    1,269

    Save inventory and carry only the 440

    Save inventory and carry only the 440
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    502

    Will give it a try, but out of coursity how did...

    Will give it a try, but out of coursity how did you find this as the issue?
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    502

    Older job sites installed by others, wiring looks...

    Older job sites installed by others, wiring looks great and no issues with other 10 units at each site. I assume the tracker system is used to report and send set points to the onboard controller.
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    502

    Reliatel controls issue

    Have a Trane Model YHC 102A4RLA2GD0B/Serial 638100715l with reliatel controls on a tracker system with a 3 wire zone sensor. Tracker showing -67 degrees space temp and the cool not operating. Check...
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    Are you using stamped faced grills? Bar type...

    Are you using stamped faced grills? Bar type grills have less of a noise issue normally, less restrictive
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    Head psi seems high check for a restriction maybe...

    Head psi seems high check for a restriction maybe some one has over charged it to get the suction up. Really need to know superheat and subcooling and temp drop accross the evap.
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    Agree only might want to use unions to make it...

    Agree only might want to use unions to make it easier the next time and there will be a next time to access it
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    Try going a little more south to San Antonio,...

    Try going a little more south to San Antonio, plenty of work and all the good firms are looking for good people. Cost of living is less and you don't have as many traffic issues to deal with. I...
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