Coast Clutch Assembly: Disassembly

WARNING: This page is about a different car, the 2012 Ford F550 Super Duty and 2012 Ford F450 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

Remove the No. 5 thrust bearing.

Fig 1: Locating No. 5 Thrust Bearing
Courtesy of FORD MOTOR CO.
Remove the retaining ring and remove the center shaft.

Fig 2: Locating Retaining Ring And Center Shaft
Courtesy of FORD MOTOR CO.
Remove the Overdrive (O/D) planetary No. 4 thrust bearing.

Fig 3: Locating Overdrive (O/D) Planetary No. 4 Thrust Bearing
Courtesy of FORD MOTOR CO.
Remove the retaining ring.

Fig 4: Locating Retaining Ring
Courtesy of FORD MOTOR CO.
Remove the coast clutch pressure plate One-Way Clutch (OWC) (mechanical diode) assembly and the clutch plates.

Fig 5: Locating Coast Clutch Pressure Plate One-Way Clutch
Courtesy of FORD MOTOR CO.
Using the Clutch Spring Compressor Aligner and Clutch Spring Compressor, remove the coast clutch return spring retaining ring.

Fig 6: Removing Coast Clutch Return Spring Retaining Ring
Courtesy of FORD MOTOR CO.
Remove the coast clutch return spring.

Fig 7: Locating Coast Clutch Return Spring
Courtesy of FORD MOTOR CO.
Remove and discard the coast clutch piston and seal assembly.

Fig 8: Locating Coast Clutch Piston And Seal Assembly
Courtesy of FORD MOTOR CO.

NOTE: If the teeth and/or bushing are damaged, a new sun gear will need to be installed.

Fig 9: Locating Sun Gear

Courtesy of FORD MOTOR CO.

If required, use an arbor press to remove the sun gear.

NOTE: If the coast clutch cylinder assembly shows any signs of damage, install a new coast clutch cylinder.

Inspect the coast clutch cylinder assembly.
1. Inspect the bushing.
2. Inspect the No. 1 thrust washer mating surface.
3. Inspect the lube hole.
  
  Fig 10: Identifying Bushing And No. 1 Thrust Washer Mating Surface
  Courtesy of FORD MOTOR CO.

NOTE: If the coast clutch hub shows any signs of damage, install a new coast clutch hub.

Inspect the OWC inner race.
Remove and discard the retaining bolts for the coast clutch hub. Separate the 2 halves.

Fig 11: Locating Retaining Bolts For Coast Clutch Hub
Courtesy of FORD MOTOR CO.
Inspect the planet gears for damage. If any damage is found, install a new O/D planet.

Fig 12: Locating Planet Gears
Courtesy of FORD MOTOR CO.