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Type: Posts; User: fixerup

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  1. Replies
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    Trane EXV 1U3 modules

    I have two Old style used 1U3 modules for sale. New style 1U3 will require you to change EXV's also. These were removed from a RTAA215 and a RTAA185.
  2. Thread: Megger

    by fixerup
    Replies
    13
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    1,129

    1000 ohms per volt. 460 volt compressor should be...

    1000 ohms per volt. 460 volt compressor should be at least 460,000 ohms
  3. Thread: Subcooling?

    by fixerup
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    410

    Just a general question. Does Colder ambient...

    Just a general question. Does Colder ambient temperatures increase or decrease your subcooling?
  4. Thread: Subcooling?

    by fixerup
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    410

    Subcooling?

    Will subcooling decrease or increase on cooler days on an air cooled A/C unit with a TXV.
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    4,810

    I have some MR88R controllers available.

    I have some MR88R controllers available.
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    283

    TAC CSI MR88R control boards

    Over 20 used and good working condition MR88R control boards $200 each plus shipping.
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    573

    2001 date. All in good working condition. Make an...

    2001 date. All in good working condition. Make an offer.
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    573

    Are you still looking for MR88R controllers?

    Are you still looking for MR88R controllers?
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    553

    Madonna? I thought that was Betty White...

    Madonna? I thought that was Betty White performing at the half time show.
  10. Replies
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    1,840

    ?????? You lost me Max.

    ?????? You lost me Max.
  11. Replies
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    1,840

    Its Multistack with 10 modules, load is very...

    Its Multistack with 10 modules, load is very stable (shut off other modules to keep load up)tandem scroll compressors, txvs are stable within a degree once subcool gets up around 7, two condenser...
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    1,840

    LMAO Maxter! I feel so dumb. If subcooling is...

    LMAO Maxter! I feel so dumb. If subcooling is higher at lower ambient, then why do I see more sight glasses bubbling in colder temps. In order to have subcooling does't it have to be a solid column...
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    1,595

    Only with persistence and patience.

    Only with persistence and patience.
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    450

    water is expanding when heated, with no expansion...

    water is expanding when heated, with no expansion tank the water pressure will increase until the releif valves blow. Or pressure regulator could be bad.
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    3,192

    Saftey glasses and good gloves!

    Saftey glasses and good gloves!
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    1,840

    Proper subcooling on an air cooled chiller?

    What is the proper way to determine the correct subcooling for an air cooled chiller when you have low ambient conditions? Is there a chart or formula where you can enter temps to determine what your...
  17. Thread: Easter candy

    by fixerup
    Replies
    9
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    1,733

    A whole bag of Robins Eggs!

    A whole bag of Robins Eggs!
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    2,340

    My guess is the internal pressure relief in the...

    My guess is the internal pressure relief in the compressor is weak and opening up prematurely.
  19. Replies
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    1,514

    Thanks guys. TAC mine is older than the info you...

    Thanks guys. TAC mine is older than the info you posted. The unit I am working on is a recip. compressor. The defrost circuit board has two sensors theat come off the bottom of the board, one with...
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    1,514

    Old Lennox wiring diagram?

    Can anyone tell me where I can find a diagram online for a Lennox M# CPH10-653-1Y?
    I can not read the serial # on the tag.
  21. Thread: Humidifier?

    by fixerup
    Replies
    0
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    313

    Humidifier?

    I am looking for 3 humidifiers to install in a 7500sq ft apartment with 14 ft ceilings. These are going on two 4 ton and one 5 ton HPs. Need to have a wireless humidity sensor since I can not get...
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    1,016

    Less likely to hold water or debris if mounted...

    Less likely to hold water or debris if mounted upside down.
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    1,236

    Thank you Joker.

    Thank you Joker.
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    1,236

    Nordyne coil #C30A 048U-B

    Can anyone break down this model number? It is on a A coil for a mobile home unit. I am guessing 48,000 btu's, but what do the other numbers signify.
  25. Replies
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    1,296

    Yep that sounds right.

    Yep that sounds right.
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