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Old 10-25-2020, 08:20 AM   #43
bbrocksr
Senior Member
 
Join Date: May 2010
Location: Yakima Washington
Posts: 913
Default Re: Fordomatic late shifting ('57 thunderbird)

Quote:
Originally Posted by KULTULZ View Post
But what is minimum pressure without TV activation?
Minimum TV pressure is when the valve and lever are against the stop/L shaped bracket.
When the throttle is opened the lever moves the valve away from the stop increasing the pressure. When the throttle is closed the valve and lever are returned to the stop by spring pressure lowering the pressure to minimum.
Minimum TV pressure is controlled by the stop. If the stop was to get bent in toward the valve it would raise the minimum pressure.
That L shaped stop bracket sticks out like a sore thumb and is easily bent.
Bill

Last edited by bbrocksr; 10-25-2020 at 08:28 AM.
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