1979 brakes

[John.A.]

Hello everybody.Can anyone tell the proper sequense to bleeding the brakes on my 1979 Ford p/u 2w/d.I know to start at the longest line first but someone mentioned i am supposed to pull some little button on my proportioning value.Truck has disc on front drum on back. Thks

 

[Berek]

Hello everybody.Can anyone tell the proper sequense to bleeding the brakes on my 1979 Ford p/u 2w/d.I know to start at the longest line first but someone mentioned i am supposed to pull some little button on my proportioning value.Truck has disc on front drum on back. Thks

[snapback]16663[/snapback]​

Ok actually start on the drivers side front, then the passenger, then driverside rear, then passenger rear. the furthest is last.