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Type: Posts; User: Lennyb

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  1. Replies
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    Views
    6,673

    Another question. When working with...

    Another question.
    When working with refridgerants that im not used to working with how do I determine what is or would be a good running Temp/PSIG for the application.
    Such as
    409a Freezer
    414b...
  2. Replies
    65
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    6,673

    Changed both fan motors and returned TXV back to...

    Changed both fan motors and returned TXV back to center, de-iced both side of evap coil. Box got down to 16 Deg. and SH was still 50 Deg.
    My question is that I'm going by simple math equations....
  3. Replies
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    I opened up TXV and SH is jumping around at 10 to...

    I opened up TXV and SH is jumping around at 10 to 30, noticed right side fan is only running about 1/2 speed.

    Plan is to change Fan motor then watch and adjust SH, if its still jumping around I...
  4. Replies
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    6,673

    Evap is Baily M# BF200B-1 TXV is a SBF5E-A-Z ...

    Evap is Baily M# BF200B-1
    TXV is a SBF5E-A-Z
    Compressor is a Copland
    EAVA1-021E-TAC-800
    208V 3HP. 60HZ
  5. Replies
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    With R22, 410A, and coolers with 414B, 409A, and...

    With R22, 410A, and coolers with 414B, 409A, and 404a. Only 3 freezers on property.
  6. Replies
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    So your saying that the Evap line temp at the TXV...

    So your saying that the Evap line temp at the TXV bulb should be 6-10 for a 404a freezer? Also maybe im just slow but I was under the impression I understood SH
  7. Replies
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    No mostly heat pumps and coolers

    No mostly heat pumps and coolers
  8. Replies
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    6,673

    16 PSIG on suction line in good all around...

    16 PSIG on suction line in good all around conditions? Which would be about -22 on Gauge? So for a SH of 18-20 that means Im looking for a suction line temp of about zero??? Doesn't sound right!!!...
  9. Replies
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    6,673

    175 PSIG was off the liquid line receiver. What...

    175 PSIG was off the liquid line receiver. What would good low and high side PSIG be for a 404a freezer application ?
  10. Replies
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    No not the power head lol, yes the adjustment...

    No not the power head lol, yes the adjustment cap so I can get a refrigerant wrench on it.
  11. Replies
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    I did try and turn off the TXV's cap, but I...

    I did try and turn off the TXV's cap, but I didn't have room to get any wrenches on it. It has been replaced sometime before and adjusting TXV obviously wasn't on the installers adgenda. It is an...
  12. Replies
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    Condensor ambient temp was approx 90 deg F

    Condensor ambient temp was approx 90 deg F
  13. Replies
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    6,673

    When I add refrigerant low side pressures drop...

    When I add refrigerant low side pressures drop and it raises my superheat. Sight glass has no bubbles
  14. Replies
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    6,673

    Yes It has an accumulator

    Yes It has an accumulator
  15. Replies
    65
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    6,673

    Both sides of evap coil were cleared.

    Both sides of evap coil were cleared.
  16. Replies
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    Sight glass yes, no bubbles.... Selnoid was...

    Sight glass yes, no bubbles....
    Selnoid was frozen up because the whole side with TXV, seloid, and fan delay all were under a solid block of ice.
  17. Replies
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    404A Freezer Issue

    I have a 404A split system walkin with line setts approx 30 ft, I have a box temp of 12 deg F and dropping. System Pressures are 25 PSIG Low side and 175 PSIG High side. 12 inches from Compressor I...
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    13,443

    age 35

    age 35
  19. Thread: R 409A Freezer

    by Lennyb
    Replies
    4
    Views
    692

    I put it in manual defrost when the evaporator...

    I put it in manual defrost when the evaporator was a block of ice. It should have been closed.. (Correct??) I believe F70-30F means that their is a 40 degree diff on open and close. Since this is a...
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    Blodgette Oven F2 error.

    I replaced the Ignition control because the Oven didn't have 24V to the MV. Now it does and the burners come on, but the oven does not stop at oven set point it just keeps getting hotter and hotter...
  21. Thread: R 409A Freezer

    by Lennyb
    Replies
    4
    Views
    692

    R 409A Freezer

    This is a Traulsen freezer. What should the defrost termination switch be.

    I currently have a F70-30F which is what the vendor sent me for the units Model and serial. But the switch has 120V to...
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