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77 Ac control panel

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Old Nov 23, 2009 | 07:09 PM
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Default 77 Ac control panel

Having an issue with the temp control cable. I did not take this apart so I do not know exactly what it is supposed to look like. The AIM manual is a little vague. Here are two pictures of it. The cable is not staying in the panel. It keeps popping out. It looks like a tab is missing or broken and maybe the metal bracket where the cable end goes into is worn not right or something.



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Old Nov 23, 2009 | 07:42 PM
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Yes the tab is broken from control frame. Same thing happened to me but I was able to glue it with plexiglass liquid cement.Do you have the tab? If not can you attach it with a screw through that unused hole? mds...
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Old Nov 23, 2009 | 07:47 PM
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Originally Posted by mds3013
Yes the tab is broken from control frame. Same thing happened to me but I was able to glue it with plexiglass liquid cement.Do you have the tab? If not can you attach it with a screw through that unused hole? mds...
No to the tab. I was thinking about using the unused hole and wondered why GM did not use this in the first place. Seems more secure than the plastic tab. Does the metal on the arm look normal?
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Old Nov 23, 2009 | 07:58 PM
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Mine does not have it but my control arms are plastic, late model '77. Metal clip holding arms at pivot is correct. Cable tab is designed to fit in slot with broken clip. I had thought about attaching tab to unused hole but not sure if all will work. good luck, mds...
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Old Nov 23, 2009 | 08:56 PM
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Yes the tab is broken and the original levers were plastic. The repo has metal levers and the cable attchment is diffrent betweent the plastic lever vs. metal lever.
It is cheaper to have the parts snap together then to have an operator drive a screw

Last edited by Artsvette73; Nov 23, 2009 at 09:00 PM.
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Old Nov 23, 2009 | 10:10 PM
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i made a new arm out of sheet metal and it worked well for several years.....just recently i had to wrap a cable tie around it to keep it inthe hole
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Old Nov 23, 2009 | 10:17 PM
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The plastic levers explain the difference. The manuals show it a little different so they must be showing the plastic ones. I knew something was wrong here. I'll have to see what I can do with what I have. Thanks for the info.
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Old Nov 23, 2009 | 11:38 PM
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Here some pictures of the plastic lever. It's only 10.00.


http://willcoxcorvette.com/product_i...ducts_id=12685


http://willcoxcorvette.com/product_i...oducts_id=6822


Willcox

Last edited by Willcox Corvette; Nov 23, 2009 at 11:41 PM.
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Old Nov 24, 2009 | 06:25 AM
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That plastic lever is way different lookingthan what I have. Looks like we need to get the correct plastic lever. Already have a solution to the broken tab for the cable.
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Old Nov 24, 2009 | 09:42 AM
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Thanks to all on this. If you can get that lever to Gordon from Willcox I would gladly pay for it and for the ship. I thought I bought a new unit but I guess I just bought a new face plate for the existing unit and my son removed that unit. He didn't mention breakage, but may not have noticed. Anyway, let me know if I can get this to Gordon right away please?
Thanks again for all your help.
David Howard
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Old Nov 27, 2009 | 02:10 PM
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David,

I'll have one sent to Gordon on Monday... but he needs to email Sales his address or account number. I'll catch up with you on it on something else...

Ernie
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Old Nov 27, 2009 | 02:19 PM
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Default 77 Ac control panel Reply to Thread

If you are referring to the cable that runs to the temp control I bet the snap connector that holds it into the assembly is shot (the little square thing on the cable housing that has a hole in the center of it.

I went through that a day or two ago and secured it by routing a narrow zip tie through the hole and around the cable to hold it. My assembly was brand new and I had it put together once and the darn vacuum selector was leaking and had to disassemble it again. That cable attachment tab did not hold as firmly the second time around and I figured I had better add somne strength to it.



Originally Posted by Gordonm
Having an issue with the temp control cable. I did not take this apart so I do not know exactly what it is supposed to look like. The AIM manual is a little vague. Here are two pictures of it. The cable is not staying in the panel. It keeps popping out. It looks like a tab is missing or broken and maybe the metal bracket where the cable end goes into is worn not right or something.



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