Search:

Type: Posts; User: -80 chuck

Page 1 of 2 1 2

Search: Search took 0.01 seconds.

  1. Thread: W.A Brown

    by -80 chuck
    Replies
    4
    Views
    738

    WA Brown

    We just completed a walk in freezer/cooler combination a few weeks ago that was supplied and assembled by them
  2. Thread: Pentane

    by -80 chuck
    Replies
    23
    Views
    2,177

    Pentane / Propane

    We use R290 medical grade propane. Pull system to 200 - 300 micron blank off depending on what extent of repairs we did to the ULT. Add R290 from 30" vac on gauge to 0 psig then to static pressure...
  3. Replies
    35
    Views
    4,919

    drier

    That's why I use Bi flow driers. That way I am always right.:>
  4. Replies
    7
    Views
    890

    The Coil Company. Used them several times and had...

    The Coil Company. Used them several times and had no problems.
  5. Thread: Revco -80

    by -80 chuck
    Replies
    9
    Views
    993

    If the leak is on the suction side you need some...

    If the leak is on the suction side you need some how take an oil sample. Because the high stage has a mix of 134a and 404a which means you have POE oil which does not get alond well with moisture....
  6. Replies
    3
    Views
    678

    210 psi is to low for r 404A freon even at a 80...

    210 psi is to low for r 404A freon even at a 80 Degree ambient temp you should be running at least 250 to 260 PSIG.Does it have a TXV if so like was said in an earlier post what is the superheat. 5...
  7. Replies
    11
    Views
    960

    Take your A/C in your car or truck.Run the a/c...

    Take your A/C in your car or truck.Run the a/c steady for several days.Let the car sit over the weekend start it up and turn on the a/c when the coil get`s nice and cold and wet some times you will...
  8. Replies
    11
    Views
    960

    take your A/C in your car or truck.Run the a/c...

    take your A/C in your car or truck.Run the a/c steady for several days.Let the car sit over the weekend start it up and turn on the a/c when the coil get`s nice and cold and wet some times you will...
  9. Replies
    339
    Views
    45,772

    Duke we are neighbors

    Duke we are neighbors
  10. Replies
    14
    Views
    3,988

    [

    [
  11. Replies
    13
    Views
    5,740

    Tag team it with two tubro torches with the...

    Tag team it with two tubro torches with the biggest tip know to man!!!!!!!
  12. Replies
    6
    Views
    862

    Driers clogged?? What type of unit is this? MAKE...

    Driers clogged?? What type of unit is this? MAKE AND model? Heat pump or not.Had the same problem witk a trane heat pump package unit.Contractor before us repaired a leak on sub cooling line through...
  13. Replies
    17
    Views
    2,255

    compressor faliures

    I would install a phase moniter and always change the contactor when you change out a compressor. Copeland will not honor a warranty claim if you do not install a new contactor,carrier will refuse a...
  14. Replies
    12
    Views
    1,229

    I agree unless you want to clear ice off all...

    I agree unless you want to clear ice off all racks, Boxes, Ceiling and floor.
  15. Thread: Headmaster

    by -80 chuck
    Replies
    21
    Views
    2,265

    You could bypass it and install fan cycling...

    You could bypass it and install fan cycling switch for low ambient conditions.Had to many problems with head masters locking up and overall operating conditions.
  16. Replies
    16
    Views
    1,658

    we work at several chem plants and was told that...

    we work at several chem plants and was told that several times.If there is no tie off point directly over head.The key point is you have a 4 ft lanyard with 2ft of extension, so if you on 6ft in the...
  17. Replies
    12
    Views
    3,057

    freon

    Just Add 100 lbs more and let us know how it's running.
  18. Replies
    14
    Views
    3,988

    company info

    I am service manager for controlled conditions corp in chesapeake va we are thermo Factory reps but like you we take care of pretty much the same equiptment enviromental chambers and pretty much any...
  19. Replies
    14
    Views
    3,988

    Captian cascade

    What area are you in and what is your service area.
  20. Replies
    14
    Views
    3,988

    jUST A THOUGHT DOES YOUR UNIT HAVE A DISCHARGE...

    jUST A THOUGHT DOES YOUR UNIT HAVE A DISCHARGE LOOP TO AID IN EVAPORATING THE CONDENSATE IF SO WHEN VAC WAS PULLED THIS COULD BE THE MEANS TO BRING MOISTURE INTO THE SYSTEM.
  21. Load the box with product let it run over night...

    Load the box with product let it run over night to make sure all product is down to temp. A box full of product will hold the box temp in the normal range and all your problems will go AWAY.
  22. Replies
    14
    Views
    3,988

    green slime

    pull freon and drier flush system with R11 flush kit and install new drier and recharge I have seen a green like substance in R22 systems when moisture is present but the R11 flush should take care...
  23. Replies
    26
    Views
    2,541

    Lost Voltage

    If this is a carrier unit check the CLO board had problems with these before they will let trace voltage through but not enough to power the contactor coils.
  24. Thread: Trane Help

    by -80 chuck
    Replies
    37
    Views
    2,676

    DIY

    Leave your unit alone and call a pro out to make the repairs if you dont trust or like the price you got from the first call another company for a second opinion. You trying to work on your own unit...
  25. Replies
    7
    Views
    1,551

    Two Man Jobs

    We take care of several chem plants and it is stated in their contracts that we have two guys on site at all times for PM`s and service calls it is a pain when we get busy and we have to have two...
  26. Replies
    16
    Views
    1,335

    DPSwitch where at in VA are you?

    DPSwitch where at in VA are you?
  27. Replies
    7
    Views
    1,869

    Try honeywell they have a full line of actuators,...

    Try honeywell they have a full line of actuators, many to choose from go to web site ccdhvac.com
  28. Thread: Hack job

    by -80 chuck
    Replies
    3
    Views
    878

    not so great techs

    This is a real problem we call them hvac whores. Hop from job to job not staying any where long, lieing about what they know get the money they want until the bosses find out they are not what they...
  29. Thread: Need help..

    by -80 chuck
    Replies
    2
    Views
    589

    txv question

    numbers on theside of the valve will tell you all you need to know if you caoont readthe numbers on the valve get the compressor model number and they can tell you the BTU`s it will put out.
  30. Replies
    15
    Views
    2,175

    running units in a vac

    We take care of various low temp refrigeration from cascade systems to -50 walkins with 404A and several blast freezers. I know you can run systems in a vac but to my knowledge 134a is not my freon...
  31. Replies
    15
    Views
    2,175

    reply

    No CPR valve on this unit as far as are we sure 134a is in the system as far as we know yes but as you know a guess does not account for much ACR guys on the boat has worked on this unit .I have not...
  32. Replies
    15
    Views
    2,175

    134A in a Freezer

    Doing work for a goverment contractor on some mess hall equiptment on board a boat. Was asked to repair several units 2 Freezers have 134a skids and a static evap coil.temp in box will olny pull down...
  33. Replies
    4
    Views
    2,298

    Call trane parts and give them the Serial # They...

    Call trane parts and give them the Serial # They can tell you all you need to know about the unit.
  34. D.T.A Dont trust anybody check for your self so...

    D.T.A Dont trust anybody check for your self so you know for sure!!!!!!!!!!!!!!!!!
  35. Replies
    5
    Views
    776

    Duct work

    You Need to move 2000 CFM`s of air roughly. 18 '' should be good depending on the length of the return run, as far as the supply ducts 1 10'' drop is equal to 400 cfm`s which is 1 ton of cooling,...
  36. Replies
    9
    Views
    3,752

    Trane T-Stat

    Trane uses DC voltage for there stats so as Mustard man stated get a CTI board fron trane and you will be good to go.
  37. Replies
    10
    Views
    1,090

    Compressor removal

    Trane offers a repipe kit for these compressors. They are expensive but it does save time if you need to cut them back.I dont know the part # but local trane parte store should.
  38. Replies
    8
    Views
    1,094

    York gone LOCO

    Had this happen to a york screw we had, Set FLA to 421 and chiller would allow slide valve to load chiller 100% ran chiller through it paces no problems got a call several weeks later that loop temp...
  39. Replies
    4
    Views
    986

    yep seen them

    Have several units running with them at a local chemical plant
  40. Replies
    12
    Views
    869

    correct freon

    Do you have any history on the unit. It cold have been changed over to MP 39 or maybe hot shot. The more info you can find out the better off you will be!!!
  41. configure board

    I agree with Mallron Go to another working fan coil unit download the program and download it to the new board that you installed as for getting the rover service tool good luck it took me almost a...
  42. Replies
    12
    Views
    1,042

    Reversing Vakve

    Check to see if the reversing valve in bypassing
  43. Replies
    5
    Views
    1,370

    Recovering R 13

    I use a stinger and a regular recovery tank. The olny problem is here in virginia taking the old freon to a supply house, They consider it MIXED GAS and they charge you a lot MORE.
  44. Replies
    45
    Views
    4,220

    Pb Blaster

    IT Stinks but it works great
  45. Replies
    0
    Views
    545

    Ever Delt with US Maintance

    Has any body ever delt with US Maintance they out sorce pm amd service to various contractors.
  46. Replies
    18
    Views
    1,474

    found no drop across filter drier inside of...

    found no drop across filter drier inside of condensor,also pulled vac on systen down to 400microns and weighed in new gas.
  47. Replies
    18
    Views
    1,474

    I washed the condensor,washed the evap,no check...

    I washed the condensor,washed the evap,no check valves in condensor just a piston, pressures swing between 60 and 200 to 65 and 225. The problem I have is a 2 degs subcooling, just because the unit...
  48. Replies
    18
    Views
    1,474

    checked to make sure piston moves free and seats...

    checked to make sure piston moves free and seats properly all checks ok
  49. Replies
    18
    Views
    1,474

    no txv fixed orfice

    no txv fixed orfice
  50. Replies
    18
    Views
    1,474

    oat 85 deg indoor wet bulb 63deg chart showes...

    oat 85 deg indoor wet bulb 63deg chart showes 12deg superheat filters and coils are clean all vent open did not check static
Results 1 to 50 of 51
Page 1 of 2 1 2
Comfortech Show Promo Image

Related Forums

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