Search:

Type: Posts; User: nyrb

Page 1 of 11 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    3
    Views
    283

    I have version 83 but it's a little too big to...

    I have version 83 but it's a little too big to email, about 26 meg and it's a zip file.
  2. Replies
    1
    Views
    1,220

    When carpenters do gas piping.

    Made me laugh.
  3. Replies
    3
    Views
    283

    There's version 83 and 86 I believe.

    There's version 83 and 86 I believe.
  4. Thread: Leak Lock

    by nyrb
    Replies
    25
    Views
    5,095

    Ditto on the loctite 554, doesn't come apart...

    Ditto on the loctite 554, doesn't come apart easily but it works great.
  5. Replies
    7
    Views
    2,115

    We have a bingo, to bad it's bought and paid for...

    We have a bingo, to bad it's bought and paid for as a permanent fixture just the way it sits.
  6. Replies
    7
    Views
    2,115

    I wish, customer has 2 boilers on Site both in...

    I wish, customer has 2 boilers on Site both in trailers for 5 years now, this trailer has feed water pumps and a deaerator to boot.
  7. Replies
    7
    Views
    2,115

    Tea Kettle in a Trailer... Oh what fun.

    Time for my annual opening of this little tea kettle again... any volunteers??
  8. Replies
    10
    Views
    1,401

    It seems to me that you have liquid refrigerant...

    It seems to me that you have liquid refrigerant flowing through your equalizing line which is giving your TX valve a false evaporator pressure. I'd start with a new TX valve, JMHO.
  9. Replies
    4
    Views
    1,175

    Is this what you're looking for??

    Is this what you're looking for??
  10. Replies
    4
    Views
    1,175

    Missing attachment.

    Missing attachment.
  11. Thread: Trane goes boom!

    by nyrb
    Replies
    10
    Views
    2,210

    It's been a while but I think I fused the primary...

    It's been a while but I think I fused the primary with a pair of 1 amp time delay fuses, this unit was a 600 volt model.
  12. Thread: Trane goes boom!

    by nyrb
    Replies
    10
    Views
    2,210

    I also fused that transformer as there is no...

    I also fused that transformer as there is no overcurrent protection from factory.
  13. Thread: Trane goes boom!

    by nyrb
    Replies
    10
    Views
    2,210

    Here you go, kit part numbers are included. I had...

    Here you go, kit part numbers are included. I had to replace every board and both the high voltage and control wiring harnesses on the last one I did. Trane however came good for all of the parts...
  14. Thread: Trane goes boom!

    by nyrb
    Replies
    10
    Views
    2,210

    Been there done that, I assume your combustion...

    Been there done that, I assume your combustion motor is fried as well. Do you have the most recent service bulletin for that scenario??
  15. Thread: 597 service tech

    by nyrb
    Replies
    8
    Views
    914

    .

    .
  16. Replies
    12
    Views
    1,371

    See attached

    See attached
  17. Replies
    12
    Views
    1,371

    The High fire proving switch is usually internal...

    The High fire proving switch is usually internal to your firing rate mod motor. Is the burner driving to high fire for the purge but not making the end switch??
  18. Replies
    41
    Views
    6,520

    Been there, done that, what a severe PITA. Added...

    Been there, done that, what a severe PITA. Added some fuses to the primary of that transformer to boot, kind of wonder why it wasn't fused in the first place.

    :.02:
  19. Replies
    5
    Views
    616

    Most dual compressor systems I have seen use 1...

    Most dual compressor systems I have seen use 1 pressure control (sometimes 2 for a failsafe) with a few control relays that sequence alternately between the 2 compressors. This lets each compressor...
  20. Replies
    1
    Views
    739

    The stem packings for Honeywell valves has not...

    The stem packings for Honeywell valves has not changed in years, the size you need is always based on the stem diameter (3/8" in your case). I never buy rebuild kits, I stock all 3 sizes of teflon...
  21. Replies
    36
    Views
    3,018

    Some manufacturers stage them and some don't,...

    Some manufacturers stage them and some don't, it's entirely up to the OEM as running 1 alone may cause issues if the piping system was designed for running both. Many manufacturers also recommend...
  22. Replies
    36
    Views
    3,018

    Not that it matters that much but what type of...

    Not that it matters that much but what type of compressors?? Which compressor has the visible oil level, the running compressor or the idle one or are they both running all the time??
  23. Replies
    36
    Views
    3,018

    I am certainly not anti oil separator. I feel...

    I am certainly not anti oil separator. I feel that they just need to used for the right reasons. Installing an oil separator on a system with oil return issues is not going to correct the oil return...
  24. Replies
    36
    Views
    3,018

    It sounds to me like this system was intended run...

    It sounds to me like this system was intended run 100% of the time regardless of load as it is for dehumidification. The compressor issues he has experienced needs to be spelled out a little better...
  25. Replies
    36
    Views
    3,018

    Now that I agree with.

    Now that I agree with.
  26. Replies
    36
    Views
    3,018

    Although the OP doesn't state it I have assumed...

    Although the OP doesn't state it I have assumed that the hot gas and liquid injection is being done locally at the condenser and only has a liquid and suction line at the evaporator as is done by...
  27. Replies
    36
    Views
    3,018

    I agree whole heartedly that you will stop 98% or...

    I agree whole heartedly that you will stop 98% or more of the oil going into circulation, that leaves 1-2% still getting into circulation. On a system running light load and low velocities the oil...
  28. Replies
    36
    Views
    3,018

    Although a very effective means of significantly...

    Although a very effective means of significantly reducing the amount of oil that gets to the evaporator there will still be small percentage that gets past the separator. Adding an oil separator to a...
  29. Replies
    11
    Views
    13,614

    God help you if a blizzard ever barries that unit...

    God help you if a blizzard ever barries that unit :grin2:
  30. Replies
    11
    Views
    848

    The 500 comes from 60(min/hr) x 8.33 (lbs of...

    The 500 comes from 60(min/hr) x 8.33 (lbs of gallon of water) x 1 (specific heat of water)= 500 btu/gallon/hr.
  31. Thread: Sizing a freezer

    by nyrb
    Replies
    6
    Views
    1,151

    Try this for starters. A proper load calculation...

    Try this for starters. A proper load calculation needs to be done or you will likely just be spinning your wheels.

    http://www.uscooler.com/?q=refrigeration-sizing-estimate
  32. Replies
    11
    Views
    848

    I'm inclined to agree with Spaceman here, the air...

    I'm inclined to agree with Spaceman here, the air your instructor is refering to is on the refrigerant side of the system. Discharge pressure would be elevated and therefore waterflow would also...
  33. Thread: lock-out relays

    by nyrb
    Replies
    6
    Views
    888

    http://hvac-talk.com/vbb/showthread.php?t=185061

    http://hvac-talk.com/vbb/showthread.php?t=185061
  34. Replies
    7
    Views
    1,801

    So I assume they are trying to use a TX valve in...

    So I assume they are trying to use a TX valve in the discharge line to throttle flow to the hot gas valve, interesting concept that I imagine doesn't do much. I like that they have the TX bulb on the...
  35. Thread: Powerflame?

    by nyrb
    Replies
    10
    Views
    1,344

    Impossile to tell for sure, I'm guessing at best...

    Impossile to tell for sure, I'm guessing at best that the pot you turned was making poor contact internally and you may or may not see re-occurrence. In my books now is your chance to correct an...
  36. Thread: r7795

    by nyrb
    Replies
    2
    Views
    1,806

    You can only wire a meter in series with the 'F'...

    You can only wire a meter in series with the 'F' terminal when using flame rectification (flame rod), on a UV peeper the signal measured at the plug in test jack is conditioned. Best way to test them...
  37. Thread: Powerflame?

    by nyrb
    Replies
    10
    Views
    1,344

    Page 8 and 9 of the link I gave earlier shows the...

    Page 8 and 9 of the link I gave earlier shows the physical location of the switches, they run off the blue and red cams inside the motor.
  38. Thread: Powerflame?

    by nyrb
    Replies
    10
    Views
    1,344

    No, the device (thermostat / pressure controller)...

    No, the device (thermostat / pressure controller) that drives a 90 series mod motor is usually a 135 ohm wire wound potentiometer with rbw terminals. This device is in the circuit once the burner is...
  39. Thread: Powerflame?

    by nyrb
    Replies
    10
    Views
    1,344

    Verify the mod motor 1st, assuming it is a 135...

    Verify the mod motor 1st, assuming it is a 135 ohm mod motor by the model number (SERIES 90), jumper r-b and the motor should move to high fire position. R-W will drive it back to low fire. The...
  40. Replies
    14
    Views
    1,686

    Saw your other post.

    Saw your other post.
  41. Replies
    2
    Views
    936

    Hope this manual can be of help. Don't know much...

    Hope this manual can be of help. Don't know much about belt driven models, all the ones I have worked on were direct coupled.
  42. Thread: Mcquay RFS Unit

    by nyrb
    Replies
    3
    Views
    985

    http://www.mcquay.com/McQuay/Literature/Literature...

    http://www.mcquay.com/McQuay/Literature/Literature

    It's under Rooftop Systems, Applied in the Sub Product type.
  43. Thread: carrier 30gxn

    by nyrb
    Replies
    27
    Views
    2,573

    I'm thinking you're correct, mine does have the...

    I'm thinking you're correct, mine does have the PSIO module. Wonderful of Carrier to obsolete that module and give the "Return and Repair" as the only option upon failure.
  44. Thread: carrier 30gxn

    by nyrb
    Replies
    27
    Views
    2,573

    The 007 is the new part number for the 002, as...

    The 007 is the new part number for the 002, as far as the suction and economizer goes the OP needs to post the full model number before I can make that determination. The 30GXN I service only uses...
  45. Thread: carrier 30gxn

    by nyrb
    Replies
    27
    Views
    2,573

    HK05YZ002 TRANSDUCER(EPT,SPT,OPT,DPT A&B)

    HK05YZ002 TRANSDUCER(EPT,SPT,OPT,DPT A&B)
  46. Thread: Head pressure

    by nyrb
    Replies
    14
    Views
    4,329

    IMHO your coworkers are correct, high return air...

    IMHO your coworkers are correct, high return air temperature equals higher suction pressure. Suction pressure and head pressure are directly proportional, and compression ratios remain close to...
  47. Replies
    13
    Views
    1,249

    Wire wheel on an angle grinder.

    Wire wheel on an angle grinder.
  48. Replies
    16
    Views
    2,149

    That's areally good question I don't have the...

    That's areally good question I don't have the answer to, it is although one of the components they replaced. The fault was proximity when it did finally fail but it was at -80mils by that time. JCI...
  49. Replies
    6
    Views
    1,085

    Sure do, and don't get me wrong I enjoy the...

    Sure do, and don't get me wrong I enjoy the company from an employee's perspective but I do get frustrated when I see jobs at long term loyal customers lost for a few lousy bucks because a salesman...
  50. Replies
    6
    Views
    1,085

    Welcome to HONEYWELL! assuming you are based on...

    Welcome to HONEYWELL! assuming you are based on your name.
    Where the motto is "You can by better but you can't pay more".

    Trust me, been there seen that plenty especially with the new business...
Results 1 to 50 of 516
Page 1 of 11 1 2 3 4
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event