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Originally Posted by Jim bailey - 928 International
The vents flaps in the dash and the hot water valve ALL use Vacuum. No vacuum and the heater valve circulates hot water all the time and warms the cooled air.
Hi Jim, can the flap be shut closed or open manually to stop the hot water circulation so i can get the cold air, I'm in FL. and i don't think i will ever be using heat, the rear has a cold air but front is worm,