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03-02-2003, 09:51 PM
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#1 |
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Registered User
Join Date: Jul 2002
Location: pottsboro,tx
Posts: 513
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what are these for?
on the back,top of the a/c heater controller there are 3 little tubes coming off the controller with 3 small rubber hoses connected to them,what do these do?.....mine has 3 and i was looking at one on ebay that only seems to have 2...
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03-02-2003, 10:32 PM
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#2 |
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Old member
Join Date: Jan 2002
Location: Liberty, & Garden City S.C. , U.S.
Posts: 19,945
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What are they for!!!
They close and open the vacuum operated valves for the heater and fresh air vents in the fire wall and on the passenger side vent. Here is the picture for hook up.
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1971 LWB Custom, 6.0LS & 4L80E, Speedhut.com GPS speedometer & gauges with A/C. 20" Boss 338's Grey wheels 4 wheel disc brakes. My Driver Seeing the USA in a 71  Upstate SC GM Truck Club 2013,14 and 2016 Hot Rod Pour Tour http://upstategmtrucks.com/ Get out and drive the truck this summer and have some fun! It sucks not being able to hear! LWB trucks rule, if you don't think so measure your SWB! After talking to tech support at Air Lift I have found out that the kit I need is 60811. Per the measurements I gave them. Ride height of truck inside spring and inside diameter of springs. |
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03-02-2003, 10:43 PM
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#3 |
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Cantankerous Geezer
Join Date: Aug 2002
Location: Bel Aire, KS
Posts: 6,264
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The 67 used a two hose valve.
__________________
Fred There is no such thing as too much cam...just not enough engine. 
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03-02-2003, 11:21 PM
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#4 |
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Registered User
Join Date: Jul 2002
Location: pottsboro,tx
Posts: 513
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ok,thanks....im not bidding on that one anyways
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