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Type: Posts; User: SouthTex

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  1. Replies
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    Cooper sh66

    Cooper sh66
  2. Replies
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    411

    replace the damper in the basement with a...

    replace the damper in the basement with a motorized damper and give them a switch
  3. Do an isolation, I have seen H10 pick up a leak...

    Do an isolation, I have seen H10 pick up a leak from clorine that utilities inject into water systems from a water fountain
  4. Replies
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    433

    the indoor coil is the condenser in the winter,...

    the indoor coil is the condenser in the winter, and normally it is not as large as the outdoor coil
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    478

    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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    1,162

    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
  7. Replies
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    1,162

    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.
  8. 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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    1,384

    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
  10. Replies
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    1,625

    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...
  11. Thread: Temp meters.

    by SouthTex
    Replies
    15
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    1,409

    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...
  12. Replies
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    1,687

    Dumb question but have you tried reversing the...

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

    by SouthTex
    Replies
    20
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    1,575

    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...
  14. 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
  15. 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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    636

    Run a PT check

    Run a PT check
  17. Replies
    12
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    1,246

    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...
  18. Replies
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    709

    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
  19. Replies
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    1,055

    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...
  20. Replies
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    814

    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
  21. 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.
  22. Replies
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    1,711

    Save inventory and carry only the 440

    Save inventory and carry only the 440
  23. Replies
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    688

    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?
  24. Replies
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    688

    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.
  25. Replies
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    688

    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...
  26. Replies
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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
  27. Replies
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    561

    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.
  28. Replies
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    7,355

    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
  29. Replies
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    1,274

    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...
  30. Replies
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    You may also look at your grill selection, hvs...

    You may also look at your grill selection, hvs type grills seem to work better
  31. Replies
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    1,379

    Most pkg units have multi tap transformers 208 or...

    Most pkg units have multi tap transformers 208 or 230. Make sure its tapped for 208 with the voltage you are reading. I normally see 26 or 27 when transformer is tapped properly.
  32. The device you are looking for is called a...

    The device you are looking for is called a helper, they normally are just out of trade school and don't stay long, they just don't build them like they used to.
  33. Thread: Tricky one

    by SouthTex
    Replies
    18
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    1,607

    take some temp readings on your return bends of...

    take some temp readings on your return bends of the evap, you may have a restriction and some one has overcharged it and is overfeeding on the unrestricted areas of the coil
  34. Replies
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    584

    forget the indoor temp if you are looking for...

    forget the indoor temp if you are looking for evap load in the heat mode, the condenser is now the evap. Have found in years past on some units we would cycle the outdoor fan in the heat mode by...
  35. Replies
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    1,207

    Why I like the digital gauges all the imformation...

    Why I like the digital gauges all the imformation is built in
  36. Replies
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    1,227

    sometimes alignment of the puller can be a...

    sometimes alignment of the puller can be a problem, on 1/2" shafts put a copper coupling on the shaft of the motor, sure makes it easier
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    If it has a multi tap transformer make sure it is...

    If it has a multi tap transformer make sure it is on the right tap. Have seen where they are taped for 230 volt and there is 208 being supplied. Will make a difference when the contactors pull in. ...
  38. Replies
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    crankcase heater will keep the liquid refrigerant...

    crankcase heater will keep the liquid refrigerant out of the crankcase but will do nothing to keep large amounts of refrigerant from slugging that has accumulated in the coil or in the lineset. I...
  39. Replies
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    801

    Recently picked one up at Home Depot called the...

    Recently picked one up at Home Depot called the whistler for under a hundred. First day out found 2 dirty evap coils going thru the high limit, of furnaces paid for itself right then and there.
  40. Don't forget checking the temp drop accross the...

    Don't forget checking the temp drop accross the indoor coil, I have seen units that have the correct subcooling / superheat but still have a low temp drop.
  41. Sounds as tho there is a Lovejoy coupling. Get...

    Sounds as tho there is a Lovejoy coupling. Get shaft size and you should be able to find a replacement. The tough part is getting the old one to move, sanding and lots of wd 40. May have to pull...
  42. Thread: carrier clo

    by SouthTex
    Replies
    1
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    622

    install a icm voltage monitor and set it up for...

    install a icm voltage monitor and set it up for auto rest
  43. Replies
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    6,783

    Keep a set of gear wrenches to 9/16" in bag along...

    Keep a set of gear wrenches to 9/16" in bag along with set of Dewalt magnetic nut setter to 1/2" for my impack driver. Very seldom have to use sockets any more. Keep an extension for the nut...
  44. Replies
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    2,075

    You are right it is a filter drier, had a...

    You are right it is a filter drier, had a customer that had 3 compressor failures and the company doing the work thought it was a muffler and never changed it. It was a split York heat pump figured...
  45. Replies
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    3,911

    You said this was a heat pump outdoor, would not...

    You said this was a heat pump outdoor, would not use a solenoid with a heat pump with out some specical consideration for the heating cycle. Is there a suction acculator installed between the...
  46. Replies
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    3,247

    Had similar problem, Rheem unit with 4...

    Had similar problem, Rheem unit with 4 compressors set up for 2 stages, thermostat 150 ft run. When contactors pulled in they chattered, especially if calling for both stages, low voltage dropped to...
  47. Replies
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    1,333

    is the coil clean?

    is the coil clean?
  48. Replies
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    1,721

    Guys all getting their hours, but the residential...

    Guys all getting their hours, but the residential change out market is slow. Figured there were two reasons. Last year we had the $1500.00 tax credit and alot of units got changed out, and people...
  49. They still make a good product. As far as...

    They still make a good product. As far as inventory they all have their issues. I've waited as much as six months for a Carrier condenser coil for a package unit that was a week old. Locally we...
  50. Most contractors do not carry the off brands...

    Most contractors do not carry the off brands because in the overall cost of the job there is normally not a huge difference in equipment cost. I would venture to say there is less than 5% difference...
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