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  1. #1
    Join Date
    Dec 2008
    Location
    UNITED ARAB EMIRATES
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    30xa0502G- oil heater



    Dear all kindly help me..i turn on the power supply of carrier 30xa0502g china.. but oil heater is not energize ..ambiant temp was 32c... kindly tell me when it will be energize
    thanks



  2. #2
    Join Date
    Nov 2014
    Location
    Poland
    Age
    48
    Posts
    12
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    Re: 30xa0502G- oil heater

    heaters for oil are always out when compressor is operational, when compressor is off heater is on

  3. #3
    Join Date
    Sep 2003
    Location
    ISRAEL
    Age
    72
    Posts
    4,248
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    46

    Re: 30xa0502G- oil heater

    Check that electricity is present, check compressor contactor for NC contact and control switch.

  4. #4
    Join Date
    Dec 2008
    Location
    UNITED ARAB EMIRATES
    Posts
    49
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    0

    Re: 30xa0502G- oil heater

    Thanks for your replyI checked Electricity is present.this oil heater located at oil separator not in crankcaseI checked also this heater operated through separate contactor.this contactor is energize through compressor card...kindly help me this contactor in which conditions it will be energize

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