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Type: Posts; User: Boise500

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  1. This little crane is made by PortableCrane.com,...

    This little crane is made by PortableCrane.com, and we have attached it to all kinds of ladders. Inside hatches type ladders, and also ladders on the side of buildings. We haven't come across a...
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    443

    Sani Serv Evaporator Barrel Weld Repair

    We have a customer that has a 151 of these things. They are all about 5 years old, and they have been having about 5 of these evaporators fail every year. The problem is the weld, behind the front...
  3. It started leaking in another spot.

    It started leaking in another spot.
  4. Evap Coils freeze up, but sometimes things go wrong

    I have come across a lot of frozen coils, but this is the first time I encountered this type of damage. When I first saw the crushed copper, I thought it was a manufacturing defect. How could the...
  5. Rooftop Carrier AC two more leaky Danfoss Compressors

    The first of this Danfoss issue I heard of was about 2008. But these two held in there for 8 years. There is a solder joint on the side of the compressor dome, probably a pressure relief, that...
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    This isn't the first time for Costco. They have...

    This isn't the first time for Costco. They have been fined several times by the EPA. Our government loves deep pockets. Back in about 1996, when R12 was being phased out, I was warned that the...
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    484

    You might want to check the accuracy of the...

    You might want to check the accuracy of the ETC111000 monitoring of the space temp, in the last 2 weeks, we have found 1 reading 2^ high, and a second reading 4^ high. I don't know if they put out a...
  8. To Micah, I tried to be clear about the "two...

    To Micah, I tried to be clear about the "two evaps in series". I accept that it is hard to believe, but I am 100% correct. It does not have 2 circuits, it has one. This is a stupid design. The...
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    1,114

    Usually inside next to the evap. However do to a...

    Usually inside next to the evap. However do to a cramped coil area I once mounted one next to the compressor. I insulated the valve discharge real well. It worked fine.
  10. Replies
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    1,114

    Using Automatic Expansion Valve to replace cap tube

    Our company does not replace 134A cap tubes anymore. They plug up again. For $100 more the customer can have an expansion valve that will never be susceptible to the 134a/polyester oil issue. For...
  11. Victory refer with top condiment rail, has anyone dealt with these?

    This is about a 10 year old refer base with a top condiment raised rail. One condensing unit with one cap tube. Two evaporators in series. The refrigerant goes to the upper rail first and freezes...
  12. My thoughts about the superheat should be lower. ...

    My thoughts about the superheat should be lower. I believe the valve will ignore the load, and will strive to maintain the superheat setting of the valve. I left the superheat setting at 10...
  13. Gentlemen, thank you so much for you input. I...

    Gentlemen, thank you so much for you input. I talked to the Randell Factory again this morning. The first conversation since new gas, tev,...etc. They explained the manufacturing process of this...
  14. Pressure reading at comp, five feet of line from...

    Pressure reading at comp, five feet of line from evap outlet, using 3 month old Fluke 52 II with clamp on probe, on sanded clean suction line.

    Randell explained the circuitry to me.

    Liquid line...
  15. The only tiny fan in the static rail, is in a 12"...

    The only tiny fan in the static rail, is in a 12" box, that sits loose in the rail, and plugs into an electrical socket in the rail wall. When plugged in, it also closes a circuit which allows a...
  16. Randell says the air temp in the rails should be...

    Randell says the air temp in the rails should be 25 - 30 degrees, it is running at about 50 degrees. They have all the holes filled. And stock with pre-cooled pans.
  17. Prep table raised rail starving/serpentine separation?

    Working on a Randell Model 8411M, 111" long, 4 lower doors and full length raised rail. Original tag says 134A, but has R404 comp and tev's. Bottom works fine. With the bottom stat turned off, so...
  18. Replies
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    3,631

    Your statement: After initial harvest, the right...

    Your statement: After initial harvest, the right side evap takes a couple cycles to build ice and then harvest seems more difficult (evap doesnt seem to get hot enough to dump ice). Is this normal?
    ...
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    734

    Supco even has the best info of cap suppliers, in...

    Supco even has the best info of cap suppliers, in each package.
  20. Thread: Anthony Doors

    by Boise500
    Replies
    9
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    2,895

    There is a learning curve on Anthony doors. The...

    There is a learning curve on Anthony doors. The people at Anthony is also challenging. Check the Manufacturing Date in the glass, to help with what series you are working on, if they are old.
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    1,558

    WI freezers don't have to pump down to defrost. ...

    WI freezers don't have to pump down to defrost. The liquid in the evap will turn to gas. Some manufacturers put in a solenoid just for cheap insurance in case the tev doesn't seat on shut down.
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    What was the outcome???

    What was the outcome???
  23. Replies
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    1,983

    Sometimes a balanced port valve can be a little...

    Sometimes a balanced port valve can be a little to responsive, if it hunts, add a layer of electrical tape between the bulb and the suction line. After you rule the normal causes out.
  24. Replies
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    3,504

    Some people top off R12 systems with hotshot, and...

    Some people top off R12 systems with hotshot, and have experienced no problems.
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    663

    also check to make sure you're not adding water...

    also check to make sure you're not adding water continuously, that would keep the water from getting cold fast enough.
  26. Please post your outcome, when you get to the...

    Please post your outcome, when you get to the bottom of your water problem.
  27. Replies
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    859

    Measuring length and diameter is ok, if using...

    Measuring length and diameter is ok, if using original refrigerant.
  28. Replies
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    2,606

    If anyone finds the specs on when the different...

    If anyone finds the specs on when the different oil break down, please post it. Thanks
  29. Thread: freezer floor

    by Boise500
    Replies
    10
    Views
    1,456

    We took care of the problem by riveting down some...

    We took care of the problem by riveting down some aggressive non slip metal, more money, but permanent.
  30. Thread: Hoshizaki KM

    by Boise500
    Replies
    7
    Views
    696

    A Hoshi that has had high head, or high evap...

    A Hoshi that has had high head, or high evap defrost temps, have been known to have the evap separate, your might want to check this just to cya.
  31. Thread: Rental car

    by Boise500
    Replies
    15
    Views
    1,491

    Driving a strange car in a strange environment,...

    Driving a strange car in a strange environment, might be an additional consideration.
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    Do Over, you sound like a perfectionist, not a...

    Do Over, you sound like a perfectionist, not a bad thing.
  33. Thread: Black Mold

    by Boise500
    Replies
    16
    Views
    2,027

    The EPA has instructions for the homeowner to...

    The EPA has instructions for the homeowner to clean up less than 35sq ft of mold. Mold is usually only harmful if someone has an allergy. Main issues, put structure in a negative air balance, kill...
  34. Replies
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    3,127

    Should your system dry out the air to much, build...

    Should your system dry out the air to much, build a 3/16" dam with silicone around the evap drain hole. This will help some of the condensate to re-evaporate into the air.
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