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  1. Replies
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    Not really, because the suction pressure will...

    Not really, because the suction pressure will being to rise rather quickly to equilibrium with the ambient temp within the case. That is pressure converted to temperature. It becomes the pressure...
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    Just out of curiosity, do you have a split...

    Just out of curiosity, do you have a split condenser or heat reclaim? I would close your outlet from your receiver to see if your needle/reading moves towards 100%. Replacing a level float is not...
  3. No problem man. If your coils look good now,...

    No problem man.

    If your coils look good now, I wouldn't worry about it.
  4. Sounds like you had the wrong size nozzle...

    Sounds like you had the wrong size nozzle originally. Google this Heatcraft manual, H-IM-64J. It will explain how to properly size the nozzle

    The nozzle is not a metering device like a TXV. It...
  5. Replies
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    488

    Ditto on this, You need to spread out your...

    Ditto on this,

    You need to spread out your defrosts. I would go 3 to 4 a day 30-40 mins for electric defrost.

    I would check to make sure that your fan klixons are working so you can chill your...
  6. Replies
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    518

    First check the obvious, honeycombs, fans...

    First check the obvious, honeycombs, fans working, check strainers if applicable. Not knowing how far your condensing unit is from the cases, I would go ahead and put ports on your evaporator...
  7. Replies
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    Dude I said nothing about resetting, read the post

    Dude I said nothing about resetting, read the post
  8. Replies
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    909

    When the PID for that particular circuit...

    When the PID for that particular circuit calculates that setpoint has been reached, the CDS should be at 0%, unless otherwise specified. Usually when the this valve fails it is usually due to a...
  9. Replies
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    A TXV and receiver go hand in hand to compensate...

    A TXV and receiver go hand in hand to compensate for varying load conditions. Since a cap tube system is designed to handle a specific load at a specific pressure drop, I don't know how adding a TXV...
  10. Replies
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    If it is a Copeland compressor, you can register...

    If it is a Copeland compressor, you can register at Emerson Climate Technologies' page, if you have a labtop or computer. Once you do, you have access to the OPI portal where get performance data if...
  11. Replies
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    I believe if you go to the Emerson OPI page and...

    I believe if you go to the Emerson OPI page and select the compressor model number you desire, it is under "Performance". It shows you various data points per evaporating and condensing temperatures.
  12. Replies
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    I haven't had my hand on a supermarket CO2 system...

    I haven't had my hand on a supermarket CO2 system yet. I was told by HP rep they spec out their CO2 systems with EEVs. I would like to see what a CO2 TXV powerhead looks like:whistle:
  13. Replies
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    True, but the 3/8 are easier to maneuver.

    True, but the 3/8 are easier to maneuver.
  14. Replies
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    1,726

    Blue Vac, two Appion core remover tools, J/B 5...

    Blue Vac, two Appion core remover tools, J/B 5 cfm pump, two 3/8" vacuum rated hose, bottle of nitrogen. Quickest evacuation
  15. Replies
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    I agree

    I agree
  16. Replies
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    Arguing to what is superior based on who has the...

    Arguing to what is superior based on who has the "market share" of what sector is a mute argument. OEM's two biggest concerns are cost and energy consumption. The end user is mostly concern with...
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    Good time to get all the special projects done

    Good time to get all the special projects done
  18. Replies
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    Have two Sporlan valves from 1965 still in...

    Have two Sporlan valves from 1965 still in operation in a supermarket air handler. Still going strong. Hussmann, Hill Phoenix, and Kysor still use them for a reason. Go in front of the RSES...
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    Hello y'all, sorry been busy...thanks for the...

    Hello y'all, sorry been busy...thanks for the replies

    Talking mainly about supermarket/commercial refrigeration. Was talking to someone who had taken the CMS test and said there was a question...
  20. Replies
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    Unloaders on low temp envelope

    Hello, has anyone seen documentation or know why unloaders should not be installed on a low temp compressor. Thanks.
  21. Replies
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    In response to the original posting, I...

    In response to the original posting,

    I understand your husband's plight, having originated from Chicago. The job market up there is tight as compared to other places, i.e. Texas, the Southeast. ...
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    E2 "Reclaim In"

    Hello everyone. My question is about the E2 Condenser control app. What is the strategy behind the "HEAT RECLAIM IN" I understand this is an input that is activated when the heat reclaim is staged...
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    24# final suction press. I have to add the box...

    24# final suction press. I have to add the box did get to 35 degree which is where the stat is set. I watched it after the kitchen closed while I was working on an ice machine. It seems the only...
  24. Replies
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    Bad evaporator coil?

    I have a question that I think I know the answer to but I would like the advise of fellow members of the trade.

    I have a walk in cooler that runs on 12 with a evaporator that is looks pretty beat...
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