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Type: Posts; User: losiho

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  1. Thank you so much for your oh so helpful advice....

    Thank you so much for your oh so helpful advice. I've already had more than a few so-called techs out here and wasted money on labour charges on people who claim to be "experts" in HVAC after being...
  2. By a "cool day", I mean a temp between 25 - 30...

    By a "cool day", I mean a temp between 25 - 30 degrees C (77 - 86 F). I'm from Melbourne Australia (no dingos here :rolleyes: ). Those sort of temps are mild for summer. A "hot" day is anything over...
  3. To all the people who suggest a lack of airflow...

    To all the people who suggest a lack of airflow or dirty coils, could they please try to give an explanation as to why the system will work perfectly without freezing on some days, and others it will...
  4. The liquid line was replaced today (the original...

    The liquid line was replaced today (the original copper pipe was undersized) and a TXV valve fitted in the roof next to the coils.

    The unit is filled with R22.

    Forgive me if my explanations...
  5. Techs were back again today. I showed them a...

    Techs were back again today.

    I showed them a copy of the Pioneer a/c installation sheet I had lying around from when the unit was purchased. Seems that the liquid line is smaller than it needs to...
  6. Thanks for your help. The filters in the...

    Thanks for your help.

    The filters in the return air vents are not dirty. They are cleaned regularly. Both techs went into the ceiling and said the coils weren't dirty. Is incompatible coils the...
  7. The inside temp on the thermostat is never set...

    The inside temp on the thermostat is never set below 22 degrees C / 71 degrees F.
  8. Hi, We have an add on cooling unit to our...

    Hi,

    We have an add on cooling unit to our central heating. It's a Pioneer, 3 phase, 19kw unit. The house is approx. 32 squares. The heating and cooling is zoned separtely upstairs and downstairs....
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