Heater A/C Problem

Discussion in 'Technical' started by texasjack, Jan 31, 2010.

  1. texasjack

    texasjack Member

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    Vehicle:
    1975 Mavrick 4 door
    I changed the heater A/C box on my 75 Mav and also installed a control switch assembly. My problem is I can get air out of the heater and dash vents but not out of the defroster.

    Currently I have the lower dash and the floor vents removed. It appears that I have an alignment problem with the blower bow and the dash vent.

    Where can I find a good illustration of how this system is supposed to be installed.

    Any help is appreciated.

    Texasjack
     
  2. rthomas771

    rthomas771 Member

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  3. Dave B

    Dave B I like Mavericks!

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    Usually no defrost, is a vacuum issue, on an A/C car.
     
  4. 71gold

    71gold Frank Cooper Supporting Member

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    :hmmm:...i thought it...defaulted...to defrost w/vac leak...:yup:

    ...:huh:...
     
  5. Dave B

    Dave B I like Mavericks!

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    I could be wrong..it's been awhile since I've driven my car, and since nothing is hooked up, I know I'm missing one of them. I left a show late one night, and it was fun getting home...I was either cold, or couldn't see...
     
  6. Craig Selvey

    Craig Selvey Indiana State Rep - MCCI

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    that is correct.
     

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