"F" Series Super Duty
- Fill power steering pump reservoir with Motorcraft MERCON multipurpose automatic transmission fluid. Crank engine several seconds with coil wire disconnected. Check and add fluid if necessary. Start engine. Turn wheels from lock-to-lock twice.
- Turn engine off. Depress brake pedal several times to discharge accumulator. Start engine, and turn wheels from lock-to-lock twice. If foaming occurs, stop engine, and allow foam to dissipate. Repeat lock-to-lock procedure until all air is removed from system.
NOTE:
Hydro-boost is generally self-bleeding. Listed procedure will normally bleed air from system. Normal vehicle operation will remove any additional air.