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HVAC Controls Backwards?

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Old Jul 9, 2013 | 11:52 PM
  #1  
FireDemonSiC's Avatar
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Joined: Apr 2008
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From: Dumfries, VA
Car: 1985 Z28
Engine: 334 Stroker Superram 222/230
Transmission: Full Manual 700R4 / 3k Street Edge
Axle/Gears: 3.90 Eaton, Moser, Richmond & More
HVAC Controls Backwards?

Have a strange issue here. I believe my HVAC controls are backwards.

The MAX setting for A/C causes air to blow out of the vents at a normal level. NORM causes both the dash and floor vents to operate and Bi-Level seems to function as maxx blowing the hardest out of only the dash.

Yes I have tinkered with the HVAC controls in the past but the vacuum lines can only be hooked up one way. What's going on here
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Old Jul 9, 2013 | 11:59 PM
  #2  
FireDemonSiC's Avatar
Thread Starter
Supreme Member
 
Joined: Apr 2008
Posts: 2,342
Likes: 24
From: Dumfries, VA
Car: 1985 Z28
Engine: 334 Stroker Superram 222/230
Transmission: Full Manual 700R4 / 3k Street Edge
Axle/Gears: 3.90 Eaton, Moser, Richmond & More
Re: HVAC Controls Backwards?

WOW right after I made this post and I went back and double checked and it looks like the white plastic housing that holds the vacuum diaphragm can be mounted either rightside up OR upside down. This would be the only logical explanation.

I'll confirm this tomorrow when I can start the engine without waking half the neighborhood.
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