heater/a/c
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New User
Joined: Apr 2011
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heater/a/c
i have a 1997 f250 light duty truck.
the heater,a/c fan blowes ok,but iget veary little air flow out of
vents.when on a/c and switch to max air there is no increase in air flow.
anyone have any ideas?
the heater,a/c fan blowes ok,but iget veary little air flow out of
vents.when on a/c and switch to max air there is no increase in air flow.
anyone have any ideas?
Hotshot
Joined: Jul 2005
Posts: 11,931
Likes: 180
does the air come out the defrost or the floor, or are you saying the duct is plugged and no air anywhere ? If it comes out the defrost, you probably have a vacuum leak in one of the lines under the hood at the dash area. duct doors are controlled by vacuum cylinders and default is the defrost.
Thread Starter
|
New User
Joined: Apr 2011
Posts: 3
Likes: 0
does the air come out the defrost or the floor, or are you saying the duct is plugged and no air anywhere ? If it comes out the defrost, you probably have a vacuum leak in one of the lines under the hood at the dash area. duct doors are controlled by vacuum cylinders and default is the defrost.
blend air door is working .selector is switching from defrost to vent and floor.just not getting enough air flow,when going to max air there is no change in air flow.
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