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dynasys apu owners

Discussion in 'Trucks [ Eighteen Wheelers ]' started by Offroadjack, May 12, 2014.

  1. May 12, 2014 #1
    Offroadjack

    Offroadjack Light Load Member

    197
    52
    Jun 19, 2012
    0
    I just had one put in and just wondering how yours cools? I have a 99 black w900 with the 72inch sleeper

    and its just dose not cool the inside down its 90 in GA and I cooled the truck down to 72 with my trk a/c and the apu

    and in about 1 hour its up to 81 with it on high
    :biggrin_2553:
     
    Offroadjack, May 12, 2014
    Offroadjack, May 12, 2014
    #1
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  3. May 12, 2014 #2
    zircon

    zircon Bobtail Member

    23
    5
    Mar 12, 2010
    Austin Texas
    0
    My Dyansys APU in a 2000 379 70 inch stand up sleeper cools great in Texas at 100 degrees outside temp. Cools fine at night even on low fan speed. Sounds like your uniy is low on freon. Good luck. Zircon
     
    zircon, May 12, 2014
    zircon, May 12, 2014
    #2
    Offroadjack Thanks this.
  4. May 12, 2014 #3
    Offroadjack

    Offroadjack Light Load Member

    197
    52
    Jun 19, 2012
    0
    I took it back and they changed the expansion valves but it was 70 out side and it cooled good then
     
    Offroadjack, May 12, 2014
    Offroadjack, May 12, 2014
    #3
  5. May 18, 2014 #4
    Offroadjack

    Offroadjack Light Load Member

    197
    52
    Jun 19, 2012
    0
    well took it to another shop. he said it was 2oz low on freon. so we will see if that dose it.
     
    Offroadjack, May 18, 2014
    Offroadjack, May 18, 2014
    #4
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