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  1. #1
    Join Date
    Feb 2009
    Location
    USA
    Age
    54
    Posts
    143
    Rep Power
    16

    Hoshizaki Ice Maker



    How can I increase suction pressure during harvest (defrost)? The story is long and I got the maker to run fine, but still have a 48psi suction during harvest. At this point I feel uncomfortable to write the guy a bill, even though I spent over $900 in parts and 5hr labor. Harvest takes 6 minutes, I adjusted timer to go 120 sec. after termistor sends the all clear, so it totals 6 minutes, I know it all seems right, but with a 48 psi suction? the evap doesn't get warm fast...I just don't like it. harvest valve is not restricted, same temp from the compressor discharge to the evap...WTF? I need it a little hotter, lol
    BTW, the system calls for 11.5 lb 404a, I ended up with 14 lb, remote air cooled.



  2. #2
    Join Date
    Oct 2007
    Location
    manchester
    Age
    50
    Posts
    5,639
    Rep Power
    45

    Re: Hoshizaki Ice Maker

    model number?

  3. #3
    Join Date
    Mar 2001
    Location
    ireland
    Age
    53
    Posts
    1,450
    Rep Power
    41

    Re: Hoshizaki Ice Maker

    Are you losing hot gas to the remote condenser? You should be seeing a hot evaporator after 6 minutes, but then again if the ice is dropping is it an issue?

    alec
    Mostly found in the southern part of this green and pleasant land.

  4. #4
    Join Date
    Feb 2009
    Location
    USA
    Age
    54
    Posts
    143
    Rep Power
    16

    Re: Hoshizaki Ice Maker

    KM1300SRH and I just a call that's not working. This is game on for me.

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