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Type: Posts; User: justtrying

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  1. Replies
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    so i am getting 0 superheat at the evaporator and...

    so i am getting 0 superheat at the evaporator and 80 degrees at the compressor.
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    421

    box temp right now is 0 degrees suction pressure...

    box temp right now is 0 degrees suction pressure is 5" evaporator outlet temp 0 high side pressure is 112 high side temp before the condensor is 170 outlet temp of the condensor is 68 water into the...
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    421

    you know your right i took these measurements to...

    you know your right i took these measurements to quickly after startup. I had the compressor off for an hour or two to make sure of no frost. The box temp was probably 10f and on the way up when i...
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    10
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    421

    low temp freezer

    Little nervous doing a low temp freezer first time using MP-66. The suction pressure is 2"hg discharge pressure is 112.
    temp out of the evaporator is 28 discharge temp out of the condensor is 77....
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    1,735

    thanks

    thanks
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    1,735

    went looking for a wiring diagram and of course...

    went looking for a wiring diagram and of course there is none to be found i have e-mailed the manufactor to get one. To answer a few questions that i left out when i got there the pressure control...
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    14
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    1,735

    reach in cooler

    First post so i will try to give as much information as i can. It is a Traulsen reach in double door cooler it is using R-22. The call i recieved was the unit had frozen the cheese in the cooler. My...
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    712

    found small leak by the txv.

    found small leak by the txv.
  9. Replies
    8
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    712

    warm freezer

    working on a meat freezer normal temp -10 it is now running at 20. the unit has mp-66 in it with a water cooled condensor. what should i be looking for low side and high side pressures right now it...
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    404

    will do i replaced it but i just did not want to...

    will do i replaced it but i just did not want to throw it away with out investigating the why.
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    404

    honeywell t-stat

    i have a honeywell pnuematic t-stat, when set temp and desired air temp match i get a very high pitch noise. do i replace or can i clean one of the air ports in it.
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    774

    pump down

    building engineer who sort of inherited this problem. closed reciever valve suction pressure would not hold, so do i shut the sucion valve to figure out if its the pump down or the valves on the...
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    7
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    774

    cycling time

    I have a walk in vegtable cooler it runs on mp 39 the systems runs extremely well until you get down to temperature, then it starts to cycle badly. It has a snap acting temp control in the box and...
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    cycling time

    I have a large vegtable cooler, it runs off MP_39. Everything runs fine until it gets down to temperature then it starts to short cycle. It has a snap acting temp control that closes when it reaches...
  15. Thread: confused

    by justtrying
    Replies
    4
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    624

    confused

    I will try to explain this best i can. I have two small refrigerators both with there own txv and evaporators. They share the same compressor and condensor. one of them is running at 36 degrees the...
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