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  1. #1
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    Fuijitsu Mini Split Condenser Question



    Hello, I have a question regarding Guijitsu Mini split system.
    I installed everything according instructions except Air Pumping and as I was reading It's required. All valves have not been opened yet. However, I tested indoor unit (turned it on) and it's working fine as fan As there is no cooling going into pipes. I will try to pump air out and check all pipe connections. But I noticed that outside unit doesnt start/work or anything. So the question is ..

    Is it normal for outside unit to be silent/inactive until valves are opened?

    I am hoping after purging air it will work



  2. #2
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    Re: Fuijitsu Mini Split Condenser Question

    as the manual should say - connect wiring and pipes - pressure test ,vac then open service valves- add any additional refrigerant then run system- 3 min delay on outdoor unit running from a demand for cool/heat if not at setpoint, do not run with valves closed

  3. #3
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    Re: Fuijitsu Mini Split Condenser Question

    Quote Originally Posted by stasbeletsky View Post
    Hello, I have a question regarding Guijitsu Mini split system.

    Is it normal for outside unit to be silent/inactive until valves are opened?

    I am hoping after purging air it will work

    Its not normal to run the system with the service valves shut...

    Hope is a wonderful thing, sometimes its all we have.


    Best fully follow the instructions, if you are not a tech then its best to get someone qualified to commision the system for you or it will be nothing but trouble.
    Mostly found in Oxfordshire, UK :)

  4. #4
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    Re: Fuijitsu Mini Split Condenser Question

    Poor unit... :-(

  5. #5
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    Re: Fuijitsu Mini Split Condenser Question

    Is it often that outside (or inside) unit malfunctioned? Is just bad luck? Covered by warranty?

    Basically I purged air, tighten all connection (it was a little leak) and opened valves. So system has been charged. But outside unit is still silent.

    Calling some contractors to see it in couple days.

  6. #6
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    Re: Fuijitsu Mini Split Condenser Question

    good luck with that, warranty should be void as not installed by a qualified engineer.

  7. #7
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    Re: Fuijitsu Mini Split Condenser Question

    Hey, thanks all for replies Basically problem was with power line ... I put 110 ... and unit (of course) didnt run except indoor fan, so i set another line (double breaker/fuse) for 220 and it works just fine... my stupid mistake... thanks again

  8. #8
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    Re: Fuijitsu Mini Split Condenser Question

    [QUOTE=stasbeletsky;261649] it works just fine... [\quote]
    For now.....but don't expect longivity

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