Search:

Type: Posts; User: craig1

Page 1 of 20 1 2 3 4

Search: Search took 0.05 seconds.

  1. Replies
    14
    Views
    176

    It is true that chlorinated refrigerant will...

    It is true that chlorinated refrigerant will destroy PAG in a matter of hours. Even if the refrigerant has been removed, the chloride layer that remains on the piping will destroy the new oil. That...
  2. Replies
    14
    Views
    471

    traditionally rack systems use suction stop...

    traditionally rack systems use suction stop solenoids instead of liquid line solenoids. This mostly is because that is required for hot gas defrost to work. Since you have electric defrost, you...
  3. Replies
    14
    Views
    471

    If it is hot gas defrost, all low temp cases come...

    If it is hot gas defrost, all low temp cases come back to the rack individually (or at least in groups, i.e. an entire lineup of 5 door cases might be a group). Med temp can come back individually,...
  4. Replies
    19
    Views
    862

    I agree that the #2 is pretty much good for...

    I agree that the #2 is pretty much good for everything. I own a uniwield set and it came with a #0 and a #2. I use the #2 for everything except fractional hp refrigeration I use the #0.

    One...
  5. Replies
    16
    Views
    586

    this is the best course of action for replacing...

    this is the best course of action for replacing clogged orifices. Upgrade to TXV and it costs less than half of the orifice header kit.

    As for repairing the burnout, I've done many, and NEVER had...
  6. Replies
    16
    Views
    591

    Is the sight glass clear?

    Is the sight glass clear?
  7. Replies
    9
    Views
    506

    Options about the equipment or opinions about the...

    Options about the equipment or opinions about the warranty company? LOL
  8. Replies
    8
    Views
    444

    An upflow furnace has no problem sitting on wood....

    An upflow furnace has no problem sitting on wood. A downflow usually requires a spacer. An evaporator coil box is a suitable spacer, but if there's no A/C, most furnace manufactures make a...
  9. Replies
    14
    Views
    692

    The manual is poorly written. The only way of...

    The manual is poorly written. The only way of splitting a condenser is with an automatic valve, or manual valves if you so desire. The idea of splitting the condenser is to eliminate excessive...
  10. Replies
    14
    Views
    692

    To enable the split condenser feature, you must...

    To enable the split condenser feature, you must have a condenser splitting valve and a 2 circuit condenser.

    I have a store that doesn't have a splitting valve and its a huge PITA. The condenser...
  11. Replies
    11
    Views
    464

    disable the gas and burner but leave the power...

    disable the gas and burner but leave the power on. Set the stat to "fan on" and circulate the wood stove heat throughout the house.
  12. Replies
    4
    Views
    334

    Also many step open valves open quickly the fist...

    Also many step open valves open quickly the fist step and slowly the second step as opposed to two fast steps.

    The step open allows the burners to have enough gas to carry over properly, but...
  13. Replies
    11
    Views
    673

    Not that you need any more to worry about,...

    Not that you need any more to worry about, but.....

    All quietside boilers have been recalled for catching on fire. The fix is some joker will come and put a bunch of extra limits in it.

    Maybe...
  14. Replies
    4
    Views
    334

    Slow open opens slowly like the name says. Step...

    Slow open opens slowly like the name says. Step open opens quickly to about 50%, pauses, and then opens quickly the rest of the way.
  15. Replies
    11
    Views
    673

    Please share the name of "boiler company" with...

    Please share the name of "boiler company" with us. It will help everyone and honestly there's no need to be protecting their name if they are not standing behind their product
  16. Replies
    44
    Views
    1,690

    Spark can also cause problems with "snow" on...

    Spark can also cause problems with "snow" on nearby televisions and crackling on AM radio. The TV issue is no longer a problem with the advent if digital TV
  17. I have never heard of a slow opening gas valve in...

    I have never heard of a slow opening gas valve in an HSI furnace
  18. Replies
    17
    Views
    603

    Why would the customer even know or care?

    Why would the customer even know or care?
  19. Replies
    34
    Views
    2,408

    I had a new customer call because "I need an...

    I had a new customer call because "I need an estimate for new radiators because all of mine have exploded" I assumed he meant the house froze and they cracked.

    I go there and find black boiler...
  20. Replies
    34
    Views
    2,408

    That air eliminator will eliminate all the air...

    That air eliminator will eliminate all the air from that expansion tank in a couple months
  21. Replies
    16
    Views
    910

    Flip it over and use the clean side :D

    Flip it over and use the clean side :D
  22. Replies
    16
    Views
    910

    Use the Honeywell glowfly other universal...

    Use the Honeywell glowfly other universal ignitors. They come with brackets to work in almost every application.
  23. Replies
    15
    Views
    719

    Does the entire economy of Costa Rica revolve...

    Does the entire economy of Costa Rica revolve around pressure switches? I've never seen a product besides 80% of pressure switches that said "made in Costa Rica"
  24. Replies
    16
    Views
    1,528

    The valves and plate must be replaced as a set. ...

    The valves and plate must be replaced as a set. They "wear in" to each other and develop matching mating surfaces.
  25. Replies
    29
    Views
    1,705

    If the board has been replaced the new board puts...

    If the board has been replaced the new board puts out 120v and you have to replace the ignitor with a 120v model.
  26. I think you could pour liquid acid into the...

    I think you could pour liquid acid into the compressor and it would run more than 2 hours.
  27. Replies
    34
    Views
    1,243

    Put the heating hour meter on the humidifier tap...

    Put the heating hour meter on the humidifier tap (If your board has a 120v humidifier tap). It is only energized when the gas valve is open. Put the second meter on the EAC tap. It is energized...
  28. Thread: True GDM 49F

    by craig1
    Replies
    64
    Views
    2,002

    The one I tried in the other post was a 1.25 HP...

    The one I tried in the other post was a 1.25 HP in a 3 door. It worked awesome. Unfortunately it was the last 1.25 they had. I've put 3 of the 1 HPs in 2 door freezers since and they work great...
  29. Thread: True GDM 49F

    by craig1
    Replies
    64
    Views
    2,002

    If the compressor is running but wont pump down...

    If the compressor is running but wont pump down and is not making any knocking noises, change the valve plate. Even if it looks good, change it. I've changed a a few where the valve plate looked...
  30. I've never seen one of these in real life, but...

    I've never seen one of these in real life, but I'm thinking your vent line might be the problem. maybe that check valve is not supposed to be there or is facing the wrong way. Do you have a copy of...
  31. Thread: True GDM 49F

    by craig1
    Replies
    64
    Views
    2,002

    Apparently not, which is why no True parts...

    Apparently not, which is why no True parts distributor will talk to you unless you have a serial number. This is especially true with door gaskets.
  32. I flew on Southwest to Arizona last winter. On...

    I flew on Southwest to Arizona last winter. On the way there the plan was 80% full. On the way back there was 15 people on board. Everyone had an entire row to themselves. I assume they lost...
  33. Thread: True GDM 49F

    by craig1
    Replies
    64
    Views
    2,002

    There are 3 major revisions. Pre 2005 with...

    There are 3 major revisions.

    Pre 2005 with semi-hermetic compressor
    Post 2005 with hermetic compressor
    Current model (don't know the date) with the integrated controller
  34. If I was doing this project I would compare...

    If I was doing this project I would compare R-404a with either R-22 or R-134a

    R-404a is the "standard" for freezers. R-22 and R-134a will work but each come with their own set of problems when...
  35. Whats wrong with a gas dryer in the basement? In...

    Whats wrong with a gas dryer in the basement? In my area, 19 out of 20 dryers are gas and 4 out of 5 dryers are in the basement.
  36. Replies
    24
    Views
    1,039

    You say the suction temp is 61 degrees but the...

    You say the suction temp is 61 degrees but the compressor is icing up? Does it have a demand cooling valve? Maybe the valve is stuck open and flooding out the compressor
  37. Replies
    11
    Views
    824

    The "speeds" are actually different HP ratings....

    The "speeds" are actually different HP ratings. When you choose a lower speed, you are actually choosing a lower HP so that the motor is not strong enough to spin the blower at full speed.

    If you...
  38. Thread: Used furnaces

    by craig1
    Replies
    72
    Views
    2,922

    I've pulled out 2 month old 80% furnaces that had...

    I've pulled out 2 month old 80% furnaces that had never been run in heating mode because thats what came with the house and the owner wanted 95% multi-stage VS furnaces.
  39. Thread: Used furnaces

    by craig1
    Replies
    72
    Views
    2,922

    I've sold a few used furnaces that were young and...

    I've sold a few used furnaces that were young and in good shape. Usually to landlords or people who were down on their luck and didn't have cash for new.

    I sell a ton of used condensing units. ...
  40. Thread: Used furnaces

    by craig1
    Replies
    72
    Views
    2,922

    most used tires come from junkyards. The other...

    most used tires come from junkyards. The other major source of used tires is all wheel drive cars. All 4 tires must be the same size. If you destroy one somehow, you either must buy all new tires...
  41. Replies
    13
    Views
    611

    What about your wife's porn watching? Maybe...

    What about your wife's porn watching? Maybe she's borrowing the batteries for use in other "battery powered devices" and thats draining them down faster? :couchhide:
  42. Replies
    16
    Views
    782

    Lowes by me sells rubatex that's pre sliced and...

    Lowes by me sells rubatex that's pre sliced and pre glued. You just peel off the plastic film and stick it together. It's the real foam rubber lineset insulation, not the styrofoam water pipe...
  43. Thread: Nest thermostat

    by craig1
    Replies
    71
    Views
    4,019

    I've worked on dozens of systems with nests and...

    I've worked on dozens of systems with nests and installed a bunch of customer supplied ones and none have had any problems whatsoever.

    My only complaint about nest is that once I had a customer...
  44. Replies
    25
    Views
    1,723

    I have a supermarket customer that had Carrier...

    I have a supermarket customer that had Carrier RTU's with 2 stage mercury stats set at 68 degrees 24/7/365. due to all the refrigeration in the store they run heat 9 months per year and cooling 5-10...
  45. Replies
    11
    Views
    549

    The motor would burn up if it was pulling that...

    The motor would burn up if it was pulling that kind of amps. More likely your clamp on meter was too close to a transformer, motor, or other wire and picking up interference
  46. Replies
    144
    Views
    3,656

    Skin effect has to do with frequency, not...

    Skin effect has to do with frequency, not voltage. The higher the frequency, the thinner the "skin" in which the current travels. At 60Hz the skin is relatively thick, about 1/3". This would give...
  47. Replies
    25
    Views
    2,098

    If they're so confident, I would guess they give...

    If they're so confident, I would guess they give a 1 year money back guarantee. Oh wait, they don't? Guess that question is answered
  48. Replies
    23
    Views
    1,156

    Somewhere there's an article about GE moving...

    Somewhere there's an article about GE moving their appliance manufacturing back to the US. One if the first lines they move was their heat pump water heaters. They were able to cut the...
  49. Replies
    27
    Views
    1,095

    Once in an emergency I stuck 134 in an R12...

    Once in an emergency I stuck 134 in an R12 system. It was a walk-in with a package cooling unit on top (no line set). I asked about it on here and the general consensus was its ok on close-coupled...
  50. Replies
    70
    Views
    2,684

    I would expect that the radiator in a corvette is...

    I would expect that the radiator in a corvette is designed to have air passing over it fast

    However there is a common related issue in cars. Often when people have problems with an engine running...
Results 1 to 50 of 1000
Page 1 of 20 1 2 3 4
Comfortech Show Promo Image

Related Forums

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