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Need help testing heater/control box

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Old Apr 16, 2006 | 06:30 PM
  #1  
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72TTop
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Default Need help testing heater/control box

Got my '72 dash and console completely torn apart for general refurbishment.
I now have ready access to the heater/air box and controls. Not really excited about running the car with wires hanging everywhere and vacuum hoses hanging loose under the dash. Is there an "easy" way to test the heater/AC vacuum control for proper operation without the motor running? Specifically I'm looking for proper operation of the box that provides air direction, ie; direction of air up, down, vent, etc.
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Old Apr 16, 2006 | 10:42 PM
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Blue 74
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From: Buckner Missouri
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Today a number of forum members were helping me with a cockpit heat problem. There was discussion about 12 volt vac pumps and using a tire pump to check vac circuits.
check it out it might offer you some help.
http://forums.corvetteforum.com/show....php?t=1366080
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Old Apr 17, 2006 | 08:22 AM
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72TTop
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Thanks, i'll check it out tonight !!
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Old Apr 17, 2006 | 09:28 AM
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From: VetteMOD
St. Jude Donor '05-'07
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Most auto stores sell something called a Mity-Vac. This is a hand held unit that applies a vacuum and has a gauge. They are about $15 and very useful.
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