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Type: Posts; User: ewwilt

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  1. Replies
    24
    Views
    3,900

    Any feedback on one of your original questions?...

    Any feedback on one of your original questions? Have you checked the capacity of the new compressor to the size of the system?
  2. The subcooling specs are usually listed on the...

    The subcooling specs are usually listed on the unit information sticker. Or by using the charging chart/checking the charge chart found on the unit you will be able to figure out the proper...
  3. Replies
    5
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    818

    I had one a few months ago, it had a spun copper...

    I had one a few months ago, it had a spun copper LL drier (coming off of the condenser) brazed into a check valve. And off of one of the lines from the evap it just had a check valve.

    I...
  4. Replies
    6
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    490

    [QUOTE=aaronmccann;10688622]The original install...

    [QUOTE=aaronmccann;10688622]The original install company is refusing to believe there is a problem and has not came back to check his installation. I told him what the issue was and he said that...
  5. Replies
    7
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    2,264

    I have had on some later 90's model tranes, a fan...

    I have had on some later 90's model tranes, a fan failure switch go bad or bad connections, and this would cause a failure in the heating mode. These ones are a snap disc type, spdt, and located in...
  6. Replies
    8
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    2,117

    Did I say that!

    Did I say that!
  7. Replies
    8
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    2,117

    I've had a couple bad rv's with those symtoms....

    I've had a couple bad rv's with those symtoms. But that doesn't explain the hot condenser. You may want to look into the causes of that. Good luck. They're really not too bad to work on. :grin2:
  8. Replies
    8
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    2,117

    What makes you say the reversing valve is leaking...

    What makes you say the reversing valve is leaking by? The condenser being hot is not an indication of that.
    The condenser shouldn't be hot on a wshp, that would be a water flow or heat...
  9. Replies
    8
    Views
    644

    You need to check the required superheat based on...

    You need to check the required superheat based on the mfg charging chart. Based on the info you provided your condenser coils may be dirty enough to cause your problems. Any regular maintenance...
  10. Thread: Bad TXV?

    by ewwilt
    Replies
    10
    Views
    1,734

    Txv sounds like the culprit, but If this system...

    Txv sounds like the culprit, but If this system has a filter drier need to check that it's not restricting. :.02:
  11. Replies
    33
    Views
    7,283

    I relpaced a txv Friday (brass stubs to copper...

    I relpaced a txv Friday (brass stubs to copper lines). I used the safety silv 56 with the orange flux coating, used a wet rag also sprayed with cool jel and wrapped the txv well with it. That ss 56...
  12. Replies
    4
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    1,537

    Was that brazed off on the eq line? Wouldn't it...

    Was that brazed off on the eq line? Wouldn't it slightly underfeed?
  13. Replies
    41
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    2,974

    I seriously don't think Utchuck was implying...

    I seriously don't think Utchuck was implying getting a policy to cover equipment and expecting a hand out! He DId mention "getting a home warranty to cover it and the rest of my appliances that...
  14. Replies
    12
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    4,234

    As I said mine looks like a carrier side by side....

    As I said mine looks like a carrier side by side. Ultimately it makes a difference on the quality of installation. Yes the arco is priced cheaper, but if you go with the cheapest labor and/or...
  15. Replies
    12
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    4,234

    I replaced a carrier a/c with an arcoaire heat...

    I replaced a carrier a/c with an arcoaire heat pump in our home last fall. I am happy with its performance. Side by side the arcoaire looks like a carrier. At least the model that I bought. I have...
  16. Thread: Bad TXV??

    by ewwilt
    Replies
    43
    Views
    3,167

    If your LL truly is frosting up, filter drier may...

    If your LL truly is frosting up, filter drier may be restricting, LL solenoid problems if it has one, or LL maybe pinched somewhere.
  17. Thread: Bad TXV??

    by ewwilt
    Replies
    43
    Views
    3,167

    you could pull the bulb, warm it up (warm rag),...

    you could pull the bulb, warm it up (warm rag), and see if your suction pressure rises. This may indicate a weak bulb. And again, do your checks with nothing frosted up. You should be able to tell...
  18. Thread: Bad TXV??

    by ewwilt
    Replies
    43
    Views
    3,167

    From the info you provided, it doesn't sound like...

    From the info you provided, it doesn't sound like non-condensibles, or that it was low on charge. With the added refrigerant the best route would be to recover all of the ref. You are going to have...
  19. Replies
    63
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    4,873

    [QUOTE=hvacrmedic;10289912]TXV systems cannot be...

    [QUOTE=hvacrmedic;10289912]TXV systems cannot be charged by the SH method. Most are charged by the subcooling method and some (Lennox units in particular) use the approach method.

    I have...
  20. Thread: broken ac

    by ewwilt
    Replies
    12
    Views
    1,193

    Good Advice Shophound. Thats why you're on the...

    Good Advice Shophound. Thats why you're on the edgemacation commitee. Being a little green in the field, I did'nt think about that, but it makes sense. I knew the symptoms and causes, but that will...
  21. :putergreet: tigerdunes I...

    :putergreet: tigerdunes

    I installed my heat pump last fall, it does not have this electronic demand defrost. It has a defrost board and set on 90 minutes. Based on the frost build...
  22. Replies
    63
    Views
    4,873

    The txv meters the refrigerant to the evap based...

    The txv meters the refrigerant to the evap based on the suction line temperture/bulb pressure and the evaporator pressure. The txv will meter the refrig to maintain 10 deg superheat and this keeps...
  23. I have a 2.5 ton heat pump and propane as...

    I have a 2.5 ton heat pump and propane as secondary. Our air handler is two stage gas fired. When our heat pump goes into defrost the low stage heat comes on. This low stage heat is technically not...
  24. Replies
    63
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    4,873

    I agree with Suter. You wouldn't be able to...

    I agree with Suter. You wouldn't be able to accurately check the charge on a txv system using superheat. Depending on the charge in the unit and the ambient conditions the superheat may look normal...
  25. Thread: broken ac

    by ewwilt
    Replies
    12
    Views
    1,193

    Check that your indoor fan comes on when your...

    Check that your indoor fan comes on when your t-stat calls for cooling. You also need to get a look at that evaporator.
  26. Thread: Recovering 410a

    by ewwilt
    Replies
    7
    Views
    1,563

    We use the appion g5twin. It has a 550 psi cut...

    We use the appion g5twin. It has a 550 psi cut out for use with all 410a systems. Yeah, was on a 5 ton split system last week, needed to recover to repace txv. 80 deg ambient on the roof, machine...
  27. Replies
    5
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    1,010

    A carrier wshp that I worked on a couple weeks...

    A carrier wshp that I worked on a couple weeks ago had a refrigerant temp sensor in series with the low pressure switch. It was mounted on the liquid line between the accurator and condenser/water...
  28. Replies
    9
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    2,282

    I got the filter driers changed out the other...

    I got the filter driers changed out the other day. 163 on the cooling circuit and 053 (163 was not even fitting in there) on the heating circuit. Yeah 053 not quite ideal but better than what was...
  29. Replies
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    2,282

    It's definately gonna have to be piped...

    It's definately gonna have to be piped differently, the two lines aren't side by side. More like liquid line, condenser header, liquid line (backed into a corner), evaperator header, accumalator....
  30. Thread: Vacuum Pump

    by ewwilt
    Replies
    23
    Views
    1,288

    Just wanting to be sure my YJ is doing the best...

    Just wanting to be sure my YJ is doing the best and quickest that it can. I hate wasting time. Sometimes under the gun.
  31. Replies
    9
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    2,282

    No ho diy. Professionally paid diy. :grin2: Just...

    No ho diy. Professionally paid diy. :grin2: Just newer to this site and have been doing commercial hvac service for two years now. I'll have to get a better look at it monday. A 163 does up to a 5...
  32. Replies
    9
    Views
    2,282

    Replacing filter drier?

    I'm working on a Carrier 50TFQ006 heat pump package unit. Found unit out of r-22. Found major leak on the suction line. Repaired and pressurized with nitrogen till monday. This unit has two factory...
  33. Thread: Vacuum Pump

    by ewwilt
    Replies
    23
    Views
    1,288

    Always use a micron guage. Had a 5 ton split...

    Always use a micron guage. Had a 5 ton split system pumped down to 465 microns last week. Left pump on system overnight (aprrox 18 hours). But if the pump isn't pumping to capacity 6cfm, then it will...
  34. Thread: Vacuum Pump

    by ewwilt
    Replies
    23
    Views
    1,288

    I have a yellow jacket 6 cfm. Sometimes I wonder...

    I have a yellow jacket 6 cfm. Sometimes I wonder if it is pumping to capacity. Recently I was told it wasn't because it was too quiet when it starts getting into a deep vacuum. The tech said it...
  35. Replies
    25
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    5,181

    I agree with ammonia dog on a dirty condenser...

    I agree with ammonia dog on a dirty condenser coil. The air is pulled in through vents in the sides of the unit and the fan pushes the air through the coil out the back side. Looking at the back of...
  36. That is definately the wrong answer. All that...

    That is definately the wrong answer. All that tech did was adjust the charge according to the temperature conditions at that time. Even though I say a 34 deg evaporator is too low for those...
  37. Our regular maintenance requires bin cleaning and...

    Our regular maintenance requires bin cleaning and sanitizing. I say clean the IM then clean and sanitize the bin. From the IM's that I've done it's obvious that if I didn't clean the ice bin it...
  38. Replies
    7
    Views
    1,774

    that is a field 'fixed orifice'

    that is a field 'fixed orifice'
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