OD Support Assembly: Disassembly

Check OD brake piston movement.
Place the OD support assembly onto the direct clutch assembly.

Fig 1: Placing OD Support Assembly Onto Direct Clutch Assembly
Courtesy of ISUZU MOTOR CO.

Apply compressed air into the oil passage as shown in Fig 2, and be sure that the OD brake piston moves smoothly.

Fig 2: Applying Compressed Air Into Oil Passage
Courtesy of ISUZU MOTOR CO.
Remove the thrust bearing.
Remove the race.
Remove the thrust washer (plastic).
Place special tool on the spring retainer, and compress the return spring with a shop press.
Spring compressor: J-37233

Remove the snap ring with a screwdriver.

Fig 3: Removing Snap Ring With Screwdriver
Courtesy of ISUZU MOTOR CO.
Remove the piston return spring.
Place the OD support onto the direct clutch assembly.
Hold the OD brake piston so it is not slanted and apply compressed air into the passage to remove the OD brake piston.

Remove the OD brake piston.

Fig 4: Applying Compressed Air Into Passage
Courtesy of ISUZU MOTOR CO.
Remove the O-ring and oil seal rings from OD support.