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Type: Posts; User: mccool

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  1. Replies
    23
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    973

    Been there seen that, it's the LPC. That is what...

    Been there seen that, it's the LPC. That is what is ultimately controlling the contactor, because it is not making proper the contactor will react with the chatter.
  2. Replies
    61
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    6,090

    Bean Counters don't call at 1AM....maybe 1 PM...

    Bean Counters don't call at 1AM....maybe 1 PM ...night stock bosses call at 1 am.

    Maybe some one needs to make an App
  3. Replies
    23
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    1,983

    www.lantric.ca great source for all brands of...

    www.lantric.ca great source for all brands of replacement contact kits...used to buy all the time...always worked out fine.
  4. Replies
    17
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    1,417

    Always found the Yellow Jacket worked great, but...

    Always found the Yellow Jacket worked great, but 4 lbs./month on a rack is near zip. Could be a pinhole in overhead suction line that you will never find.
    Or if you suspect the service deli cases ...
  5. Thread: EPR

    by mccool
    Replies
    7
    Views
    871

    Looks like a late 80's to early 90's Hussmann...

    Looks like a late 80's to early 90's Hussmann rack,,,agree no problem...for the valve that is.....rack has likely made someone rich with service calls by now though:grin2:
  6. May I suggest a SAVOD (Seasonally Adjusted...

    May I suggest a SAVOD (Seasonally Adjusted Variable Open Door) control system hand crafted and tailored to your specific latitude,longitude and altitude.
    Extensive studies and exhaustive research...
  7. Replies
    6
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    675

    Do some searching and check out the...

    Do some searching and check out the manufacturer's websites the info is there. example http://www.hillphoenix.com/display-cases/miscellaneous-tech-data/ you need to learn all the info related to the...
  8. Replies
    13
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    1,413

    Pull the pans and look at the piping...

    Pull the pans and look at the piping configuration.
    I am guessing that the solenoid is on the suction line, when energized the case is in low temp. mode and will run at rack EPR setpoint, when...
  9. Replies
    53
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    4,749

    Because the carrot would have to be placed on a...

    Because the carrot would have to be placed on a stick in the discharge air and the horsepower will continually try to catch the carrot but never quite get there and run on and on and on.....
  10. Replies
    11
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    1,276

    Did you remove the compressor terminal plate from...

    Did you remove the compressor terminal plate from the compressor and clean all internal parts of the terminal plate?
    Had to do this after a line to line short from a left behind knockout on startup....
  11. Replies
    42
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    7,261

    http://www.clra.org/docs/agreements/RefrigerationM...

    http://www.clra.org/docs/agreements/RefrigerationMaintenance/RFG-M%20-%202010-10-31%20amended%20wages%20-%20CA%202007-2011.PDF

    Link is for current wage rates in Alberta..Local 516 should be...
  12. Thread: test

    by mccool
    Replies
    1
    Views
    582

    test

    http://www.clra.org/docs/agreements/RefrigerationMaintenance/RFG-M%20-%202010-10-31%20amended%20wages%20-%20CA%202007-2011.PDF
  13. Replies
    18
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    1,060

    Low voltage and condenser fan motor on way out ...

    Low voltage and condenser fan motor on way out (noisy) contributing to start problems?
  14. Replies
    54
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    5,021

    Oh now I see the high superheat on your...

    Oh now I see the high superheat on your guages...don't own a fancy set like that,,,,,but would have caught the problem before case was even started, when I noticed the wicked pitch on the fan...
  15. Replies
    54
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    5,021

    Factory styrofoam peice at top behind discharge...

    Factory styrofoam peice at top behind discharge honeycomb was too big, (cut on wrong angle)blocking majority of airflow.
    Found this on several Hill end bunks at same store.
  16. Replies
    54
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    5,021

    Liquid line drier in case was partially plugged,...

    Liquid line drier in case was partially plugged, S.G. was cut in before drier??

    What are the components in each case?
    Suction line solenoid with 90 degree EPR for MT operation?
  17. Replies
    23
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    1,697

    P.S. I find the larger rotating vane anometers do...

    P.S. I find the larger rotating vane anometers do not work in the supermarket...
  18. Replies
    23
    Views
    1,697

    As an everday supermarket service tool, the Testo...

    As an everday supermarket service tool, the Testo 410-1 has worked excellent for me.
    Used to swear by the Alnor Jr. ( it is more accurate when 100% calibrated) but fragile and fickle when trying to...
  19. Replies
    9
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    897

    Are the systems on 5/8" liquid lines still using...

    Are the systems on 5/8" liquid lines still using the original 5/8" solenoid valves that remain energized through defrost?

    It's possible these solenoid valves are not allowing proper return flow to...
  20. Replies
    22
    Views
    1,701

    Must agree on the EPR for dual temp. We install...

    Must agree on the EPR for dual temp.
    We install lots of new dual temp. coffins.
    Each section (8',12', end bunk) has its own dual temp. switch that energizes suction solenoid for low temp. and...
  21. Replies
    9
    Views
    1,392

    Just to clarify From this discussion it sounds...

    Just to clarify
    From this discussion it sounds like higher amperage and hotter compressor head temps are expected from a discus compressor with a blown valve.

    Should be the opposite from my...
  22. Replies
    31
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    2,361

    They just like to stop for no definable...

    They just like to stop for no definable reason....waste of money, from my all seeing vantage point....reverse motors=useless waste of money ,,,,ecm=useless waste of money lol end of discussion
  23. Replies
    52
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    4,869

    Interesting idea, but I'd be concerned about...

    Interesting idea, but I'd be concerned about stress on the condenser during its most extreme temp. conditions.

    As for my previous "guarentee/ assumption" .......true these should not be made...
  24. Replies
    52
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    4,869

    One thing I'd like to say since it's been...

    [/QUOTE]One thing I'd like to say since it's been mentioned. If I were choosing my own components for a rack, I'd choose the ball valve actuating motors over 3 way valves. For the reasons here and...
  25. Replies
    52
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    4,869

    Common problem with split valves in cold weather...

    Common problem with split valves in cold weather locations. When the outside temp drops and the condenser pressure is lower than the suction manifold pressure you will get migration through the...
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