Thread: No Vacuum
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Old 08-08-2015, 07:05 PM
tomj76 tomj76 is offline
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Re: No Vacuum

OK. If the line is blocked, vacuum pressure (15 psi) may not be enough to blow out the clog. The pipe is not very large inner diameter. You might need to apply pressure as well.

When I lost operation of the rear AC diverter many years ago, I think the problem was completely in the switch.
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