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  1. Thread: Orifice size

    by rsp4834
    Replies
    5
    Views
    753

    Orifice size

    I need some help with a question about orifice size. I retired from the business because of health issues about 9 yrs ago and I had the misfortune of having my A/C crap out on me and I have started...
  2. Ok, you bring up a good point.

    Ok, you bring up a good point.
  3. I have one, its seen its better days.

    I have one, its seen its better days.
  4. Yeah, yeah, try superheat on a water cooler with...

    Yeah, yeah, try superheat on a water cooler with 1.5 oz of R134A
  5. Can I use R-12, R-22, R-502 charging cylinder...

    Can I use an R-12, R-22, R-502 charging cylinder with R-134A? Would I use the R-12 scale? I need one and I found one cheap used in GC. Just need to know!!
  6. Replies
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    2,311

    Corrections

    I meant to say R408 not R404. I did find a non-operational TXV though. The defrost wiring was totally shot Broken conductors inside the conduit!. Can anyone cross this TXV number It looks like a...
  7. Replies
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    2,311

    As far as I can tell there is nothing keeping the...

    As far as I can tell there is nothing keeping the doors ajar. I have a t-stat that turns the fans off when the system goes into defrost. Until I can get on the roof to check other things out i am...
  8. Replies
    15
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    2,311

    Yeah Len, it is a low temp compressor.

    Yeah Len, it is a low temp compressor.
  9. Replies
    15
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    2,311

    Ok, when all this freezing rain ends I'll get up...

    Ok, when all this freezing rain ends I'll get up on the roof and check! Thanks for pointing out some facts I overlooked.
  10. Replies
    15
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    2,311

    94blowncobra, are talking about SH at the...

    94blowncobra, are talking about SH at the compressor or the evap?
  11. Replies
    15
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    2,311

    Iced up suction line.

    I am having occasional trouble with a reach-in 6 door freezer. The customer is using it for frozen food and icecream. I got a call from him last night that the temp inside the freezer was 28 deg. F....
  12. Replies
    3
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    523

    Thanks for the reply

    Thanks MARKETECH, I am basicly an Air Conditioning guy. I'm not familiar with a ZZ light/fan klixon. Can you tell me more about it?
  13. Replies
    3
    Views
    523

    Fan control question

    I have been servicing an older Warren/Shere 5 door reach in freezer. The customer has been using it for ice cream. I have had several call on it over the last few years. I recently changed out the...
  14. Replies
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    3,515

    edited [Edited by Lusker on 10-20-2006 at...

    edited

    [Edited by Lusker on 10-20-2006 at 09:23 PM]
  15. Thread: Door Seals

    by rsp4834
    Replies
    9
    Views
    961

    Ok, great. Do you have a phone number, email,...

    Ok, great. Do you have a phone number, email, website etc. for them? Thanks!
  16. Thread: Door Seals

    by rsp4834
    Replies
    9
    Views
    961

    Ok guys, I am doing work in a hospital freezer. A...

    Ok guys, I am doing work in a hospital freezer. A major problem they are having is ice building up on the ceiling above the door. It definately needs to have new seals installed. I don't recall the...
  17. Thread: Defrost Timers

    by rsp4834
    Replies
    4
    Views
    2,124

    That might be my problem Norm. I'll recheck...

    That might be my problem Norm. I'll recheck everything again. Thanks for the info.
  18. Thread: Defrost Timers

    by rsp4834
    Replies
    4
    Views
    2,124

    Ok guys, I have replaced a defrost timer on an...

    Ok guys, I have replaced a defrost timer on an open refrigerated deli case. I used a Paragon 8145-20. I could barely make out the number on the old timer but it is a Precision 6041-20. All I needed...
  19. Replies
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    1,736

    Naturally starting with a proper charge the...

    Naturally starting with a proper charge the pressures on the high and suction side will be higher than one would expect. This is due in part to the ambient temp, and trying to cool down warm metal in...
  20. Thread: Charging Meter

    by rsp4834
    Replies
    10
    Views
    1,289

    I'll take the entire thing. What do you want for...

    I'll take the entire thing. What do you want for it? you can email me at rparker120@comcast.net. then we won't tie up the board here. ok?
  21. Thread: Deli case

    by rsp4834
    Replies
    8
    Views
    926

    This was my origional...

    This was my origional problem.....http://www.hvac-talk.com/vbb/showthread.php?threadid=78288
  22. Thread: Charging Meter

    by rsp4834
    Replies
    10
    Views
    1,289

    hvacmd2002, did you try them?

    hvacmd2002, did you try them?
  23. Thread: Charging Meter

    by rsp4834
    Replies
    10
    Views
    1,289

    Ok thanks!

    Ok thanks!
  24. Thread: Deli case

    by rsp4834
    Replies
    8
    Views
    926

    it's a fan coil.

    it's a fan coil.
  25. Thread: Deli case

    by rsp4834
    Replies
    8
    Views
    926

    I'm thinking about 10-12 ft.

    I'm thinking about 10-12 ft.
  26. Thread: Charging Meter

    by rsp4834
    Replies
    10
    Views
    1,289

    Hey hvacmd2002, did you find out anything?

    Hey hvacmd2002, did you find out anything?
  27. Thread: Deli case

    by rsp4834
    Replies
    8
    Views
    926

    Does anyone know what tonnage a Freidrich Model...

    Does anyone know what tonnage a Freidrich Model ASHM12 DELI CASE would be?
  28. Replies
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    2,054

    Right you are! i told you upside down and back...

    Right you are! i told you upside down and back wards and no glasses!!! lol thanks for cracking the code!!!
  29. Replies
    17
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    1,600

    $200 for 30lb of R-12? The last price i got was...

    $200 for 30lb of R-12? The last price i got was in excess of $900.00! i would say its a bargan of a lifetime!!
  30. Replies
    16
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    2,054

    Thanks TXGUY! Yes, the power head on the valve is...

    Thanks TXGUY! Yes, the power head on the valve is R-22. i was trying to find a tonnage on the powerhead. The numbers i get are .....C 2/1 1 EVG. This is as close as i can get reading upside down and...
  31. Replies
    16
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    2,054

    Thanks for the input R12rules, but most TXV's are...

    Thanks for the input R12rules, but most TXV's are sent from the factory set for 6 deg. superheat according to what I was told once by ALCO. This may or may not be adequate for this application. I...
  32. Replies
    16
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    2,054

    OK, here's the latest developement of this on...

    OK, here's the latest developement of this on going fiasco. Did a T/P check and it looks like the system has R-12 in it. I called the compressor dealer and had them do a check and they came back with...
  33. Replies
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    2,054

    Thanks dorrmann! I will have to check around the...

    Thanks dorrmann! I will have to check around the condenser for a tag. It seems to be a practice in my area to "pop" the tags off so the next service guy is in the dark.
  34. Thread: Charging Meter

    by rsp4834
    Replies
    10
    Views
    1,289

    Does anyone have a TIF 9000A charging meter that...

    Does anyone have a TIF 9000A charging meter that doesn't work? I have one that needs a circuit board. I was told by TIF it isn't a repairable part and is no longer available. It is replaced by a 9050...
  35. Thread: iced up coils

    by rsp4834
    Replies
    2
    Views
    688

    Look to see how the refrigerant is metered. You...

    Look to see how the refrigerant is metered. You may have an obsrtuction in a cap tube or moisture freezing in a TXV.
  36. Replies
    16
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    2,054

    I have a question for you guys concerning...

    I have a question for you guys concerning refrigeration systems. I am a H.V.A.C guy who is expanding into the refrigeration side of the business. I have a customer with an open refrigerated meat...
  37. Replies
    19
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    2,942

    OK, the job is finished. I ended up with 30deg....

    OK, the job is finished. I ended up with 30deg. SH at the compressor. It took some tweaking of the fan cycling swith to get the head up but it all seems fine. Now they want me to install a Walk-in...
  38. Replies
    19
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    2,942

    Would it make much difference if i read the...

    Would it make much difference if i read the Superheat at the Evaporator or should I do it at the compressor? The compressoris on the roof of the building.
  39. Replies
    19
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    2,942

    OK, thanks guys. You've given me a refresher...

    OK, thanks guys. You've given me a refresher course in Super heat. You're right I should have known the SH was high. just didn't get that far along yet. Thanks for the info though, at least now I...
  40. Replies
    19
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    2,942

    Ok here's the deal got a call to service a...

    Ok here's the deal got a call to service a reach-in freezer that wasn't operating. Since R502 is getting harder to get and more costly I opted to change over to the interim R408A. After repairing...
  41. Replies
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    2,304

    Been down that road!

    I hear ya brother, I've been down that road a time or two. it seems that some customers don't have the cash to replace an old unit, and opt to keep repairing the old one. In most cases it is cheaper....
  42. Replies
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    3,026

    Sorry, the flame sensor was just a question. The...

    Sorry, the flame sensor was just a question. The high limit was the problem. It kind of ran together!! It's been a bad week.
  43. I ran into a similar problem a few years ago....

    I ran into a similar problem a few years ago. Whoever the contractor was didn't allow any "slope" in the pipe and ice formed about 12" inside the flue pipe! Replumbing the flue did the trick.
  44. Replies
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    3,515

    You can try shutting the power to the furnace off...

    You can try shutting the power to the furnace off for a few minutes , then try to run it again.
  45. Replies
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    11,045

    I was told a few years ago that the duct board...

    I was told a few years ago that the duct board was being banned because of Indoor Air Quailty issues. Not many contractors in my area use it anymore.
  46. Replies
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    1,746

    You might want to check the actual temp at the...

    You might want to check the actual temp at the circulator. Does it have a well you can insert a thermometer into? You could also read the temp with a digital probe against the surface of the...
  47. Replies
    13
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    3,026

    I had a call on a Carrier furnace 58SE175-3. How...

    I had a call on a Carrier furnace 58SE175-3. How do I tell if the flame sensor is bad? I can't recall how to set my multimeter to test it. The problem is the over temp is shutting burners down before...
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