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  1. Replies
    7
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    888

    that wont work because it looks for current draw...

    that wont work because it looks for current draw and if it doesnt see it it locks out the circuit
  2. Replies
    7
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    888

    i dont know of anyway to disable just one...

    i dont know of anyway to disable just one compressor on those
  3. Replies
    5
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    461

    is it an intellipak? if so the filter driers are...

    is it an intellipak? if so the filter driers are down the right side behind the first panel in the supply air section of the unit. that is from looking at the end with the compressors,what i usually...
  4. Replies
    13
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    777

    as far as i know tattle tales do not work on...

    as far as i know tattle tales do not work on lockout circuits. you will have to find another way to identify the fault.
  5. Replies
    2
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    614

    maybe some kind of vent fan positioned to blow...

    maybe some kind of vent fan positioned to blow air or exhaust air in the well
  6. Thread: 410

    by chillerout1
    Replies
    67
    Views
    2,638

    dont mind 410 but i have noticed a lot of txv...

    dont mind 410 but i have noticed a lot of txv failures with it.
  7. Replies
    90
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    7,063

    well I got the mwssage loud and clear about...

    well I got the mwssage loud and clear about pushing in contactors, was working on a pump that had tripped breaker this was a 5hp pump turned breaker off and then on to reset turned pump on and when...
  8. Thread: Pentane

    by chillerout1
    Replies
    6
    Views
    831

    where do you get pentane from? r23 is...

    where do you get pentane from? r23 is triflouromethane and is not flammable according to msds for it . how big is the system ? been awhile since i worked on a cascade system but most are not very...
  9. Replies
    5
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    875

    as far as i know there is no way to do that if...

    as far as i know there is no way to do that if one compresor faults out it stops the circiut
  10. Replies
    37
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    2,156

    i know this sounds crazy but what is the temp...

    i know this sounds crazy but what is the temp drop across the drier? possible that it is partially clogged
  11. look at the Entouch tstats i have a school that...

    look at the Entouch tstats i have a school that is using them and they are happy with them, you can also control lighting with the system. just google entouch controls
  12. Replies
    35
    Views
    1,346

    3ph in a residential home is kinda unusual, new...

    3ph in a residential home is kinda unusual, new r22 install? kinda odd too. but if it is a 3 ph and suction is high or even with discharge that tells me something about the compressor operation., but...
  13. Replies
    34
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    1,981

    most manufacturers offer the option of a coated...

    most manufacturers offer the option of a coated evap coil for corrosive enviroments and i have installed coils that were coated by third parties with no problems , i have also worked on special units...
  14. Replies
    13
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    1,243

    have you checked the MA temp sensor? and is this...

    have you checked the MA temp sensor? and is this being used as a CV or VAV unit and what type of control are you using?
  15. Replies
    13
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    1,243

    i asked because most people judge how clean a...

    i asked because most people judge how clean a coil is based on what they can see on the outside rather than split them and see the debris trapped between the coils. buford, that is usually when i...
  16. Replies
    13
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    1,243

    did you split the coils and check between them?

    did you split the coils and check between them?
  17. Replies
    34
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    1,981

    you could check with the manufacturer and see if...

    you could check with the manufacturer and see if they offer a coated coil for that unit , if not you could order an evap coil and send it out to be coated and put it in when the other one fails. or...
  18. Replies
    51
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    3,010

    i assume your main air handlers have only one...

    i assume your main air handlers have only one coil that either hot or cold water passes thru if this is the case you could have two different answers depending on valve arrangement. if you have...
  19. greenlee makes one that does 230v but its kind of...

    greenlee makes one that does 230v but its kind of pricey depending on how fat your wallet is
  20. just a crazy question but where the duct splits...

    just a crazy question but where the duct splits and goes to each room is there a splitter damper there to adjust how much air is directed to each room?
  21. Replies
    49
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    11,447

    what i do is once i have determined correct...

    what i do is once i have determined correct rotation i cut the wires short and put the crimp caps on them that way it will take a definate effort to make the motor go in the wrong direction , you can...
  22. Replies
    52
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    7,681

    i wouldnt redo the flare either i would cut back...

    i wouldnt redo the flare either i would cut back about a foot from the flare then cut out the section of line as needed then swage it and braze it reusing the factory flare
  23. Replies
    5
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    1,429

    relace it .it is probably doing water source...

    relace it .it is probably doing water source heatpumps in the building chances are depending on which tubes are busted better off replacing
  24. Replies
    43
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    3,508

    havent seen a kold draft machine in a very long...

    havent seen a kold draft machine in a very long time they were the biggest pieces of junktoo many moving parts always had to keepe lots of shear pins for the arms that lower the water plate and float...
  25. Replies
    10
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    650

    not only no but He!! No too much liability...

    not only no but He!! No too much liability involved if it were to blow up and kill somebody you would be criminally liable and become bubba's girlfriend in prison.
  26. probably just a dirty condenser or bad sensor

    probably just a dirty condenser or bad sensor
  27. Replies
    12
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    1,017

    connect it to the discharge line.

    connect it to the discharge line.
  28. Replies
    35
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    2,724

    what fault code was it displaying?

    what fault code was it displaying?
  29. Replies
    27
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    3,490

    PM me the name of the company you were working...

    PM me the name of the company you were working for what is your skill level we need a tech
  30. have a test and balance company come in and check...

    have a test and balance company come in and check flow thru the cooler and make sure it is were it should be dont take the word of the contractor if they didnt put a gauge on it to verify flow
  31. have you checked flow thru the cooler when the...

    have you checked flow thru the cooler when the strainer is clean? is the pressure drop thru the cooler within range of specs?
  32. Replies
    12
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    836

    i would sayit is the plumbers job because he is...

    i would sayit is the plumbers job because he is responsible for installation of the dryer and i would not consider it installed without the vent because it cant be operated without it. makes me...
  33. Replies
    25
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    2,977

    i noticed that it says it reduces oil fouling but...

    i noticed that it says it reduces oil fouling but improves lubrication which seems to be contradict itself. how can it clean oil off the inside of the evap and cond coil tubing but still stick to the...
  34. Thread: wshp

    by chillerout1
    Replies
    16
    Views
    1,066

    yes. check your txv on that model you have...

    yes. check your txv on that model you have probably rubbed a spot in the sensing bulb tube and it has lost its charge
  35. Thread: wshp

    by chillerout1
    Replies
    16
    Views
    1,066

    dont forget model and serial number

    dont forget model and serial number
  36. Thread: wshp

    by chillerout1
    Replies
    16
    Views
    1,066

    txv, pressures please? temps water and air?

    txv, pressures please? temps water and air?
  37. you should be at -0.2"on the manifold for gas...

    you should be at -0.2"on the manifold for gas pressure. what is your combustion blower suction pressure with the gas valve closed? have you checked the orifice to make sure no little critters have...
  38. Replies
    19
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    1,663

    rollout switches are not manual reset (button on...

    rollout switches are not manual reset (button on top) on carriers with ignition boards the rollout will trip and the board will lockout the burner and give a code but when the rollout switch cools it...
  39. whats the pressure on the outlet side of the gas...

    whats the pressure on the outlet side of the gas valve? what about the condition of the screen inside the burner where the ignitor is?
  40. Replies
    19
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    1,663

    check the heat exchanger probably going off on...

    check the heat exchanger probably going off on rollout switch depending on which model you have will determine how hard it is to get to exchanger
  41. Replies
    5
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    608

    chances are your problem is external to the...

    chances are your problem is external to the control i.e. an airflow switch or purge timer something along those lines the display module might help you some to narrow the fault
  42. Replies
    19
    Views
    1,908

    condenser fan? txv issue? does it have nitrogen...

    condenser fan? txv issue? does it have nitrogen injection ? humidity option? sound like it is inside or outside the chamber? need more info to try to help its been awhile since i worked on one but...
  43. you can use vinegar to clean ice machines , one...

    you can use vinegar to clean ice machines , one of the manufactureres even said so in the manual if their cleaner was not available cant remember which one though, even told you the ratio
  44. Replies
    8
    Views
    995

    bad control board

    bad control board
  45. Replies
    7
    Views
    1,013

    just use a few relays and wire them in to the fan...

    just use a few relays and wire them in to the fan circuit (g) so that no matter which unit calls for the fan to run all three fans come on and you will still have independent control of the cooling...
  46. Replies
    23
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    2,015

    if it is now permanently stationary why bother...

    if it is now permanently stationary why bother with that unit just spend some money and have a standard walk in system installed on it using 404a
  47. Replies
    16
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    1,221

    was that 24v across the pressure switch or to...

    was that 24v across the pressure switch or to ground from pressure switch terminals?
  48. Replies
    84
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    6,326

    if the compressor fails I'm starting to change...

    if the compressor fails I'm starting to change over to 407c on air conditioners since all new compressors are coming with poe oils in them don't do any refrigeration to speak of anymore so those will...
  49. you need to lock out breaker if opening...

    you need to lock out breaker if opening disconnect and once you do that you can safely open disconnect and photograph it and the unit.
  50. Replies
    20
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    2,004

    back the prv off or replace it if it is bad....

    back the prv off or replace it if it is bad. almost all of the prv that refill the loop are located on the return line somewhere but not too close to the pump suction,
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