Topic: correct vacuum hose for ac/heater control
in Forum: C3 Cooling and Heating Systems
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Joined: 12/3/2007
Posts: 292
Vette(s): 1978 Corvette Light Blue
Pulled from the swamps of Miami!
Its a driver and back on the road!
I am posting pics of the ac/heater switch and the diagram and to me they do line up even if I stand on my head they do not match the diagram so I don't know where the black vac input or heater door lines go. When I hook it up the best I can the heater core door will not open so vac line on wrong port at control. could someone send me straight?


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Hi Mark,
I sent you a PM....
Keith
I sent you a PM....
Keith

Nobody ever waves when I'm driving the Explorer.
K Woody
Hopefully you got this solved but the 2 post that are on the outside of the five vacum post should help line up the vacum plug to the switch ?
|UPDATED|8/12/2012 9:14:33 AM (AZT)|/UPDATED|
let us know if you hooked up
I have some vacum diagrams I can send you that show all the hose connections
|UPDATED|8/12/2012 9:14:33 AM (AZT)|/UPDATED|
Standard Member
Send PM
Joined: 12/3/2007
Posts: 292
Vette(s): 1978 Corvette Light Blue
Pulled from the swamps of Miami!
Its a driver and back on the road!
I have the post lined up and can get it on the switch it's where do the hoses go on? 1-5 holes are not what I show on the diagram the holes are a different slant or on the right of previous hole and diagram says the hole is on the. Other side if they were marked 1-5 on the switch itself it would be easy. Still don't have the right sequence as not all doors are working per switch position and all doors and vac diaphragms are in working order so have the hoses on the wrong ports.
Thanks I will keep at it until I get it. Holding up the dash install
Bb78
Hi Mark,
I just sent (email) you 3 pictures of my install. I hope it helps.
Ketih
I just sent (email) you 3 pictures of my install. I hope it helps.
Ketih

Nobody ever waves when I'm driving the Explorer.
K Woody
in Forum: C3 Cooling and Heating Systems
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