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chengny · 08-07-2014, 08:26 AM

When diaphragm 53 strokes, it directly moves valve 171 and also valve 163 via connecting link 153:

The positioning of these two "valves" is what varies the air flow between the dash vents and the floor outlet. If your "link" is adrift, your system won't shift between the two.

08-07-2014, 08:26 AM	#5
chengny Registered User Join Date: May 2007 Location: New Hampshire Posts: 349	Re: Question on vent air flow issue When diaphragm 53 strokes, it directly moves valve 171 and also valve 163 via connecting link 153: The positioning of these two "valves" is what varies the air flow between the dash vents and the floor outlet. If your "link" is adrift, your system won't shift between the two.