Service Manual — page 72 of 715

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2-50 PERIODIC MAINTENANCE
Periodic Maintenance Procedures
Master Cylinder Rubber Parts Replacement
Front Master Cylinder Disassembly
• Remove the front master cylinder (see Front Master Cylin-
  der Removal in the Brakes chapter).
• Remove:
   Front Brake Fluid Reservoir Cap Screws [A]
   Reservoir Cap [B]
   Diaphragm Plate [C]
   Diaphragm [D]
• Unscrew the locknut [E] and pivot bolt [F], and remove the
  brake lever.
• Pull the dust cover [G] out of place, and remove the circlip
  [H].
    Special Tool - Inside Circlip Pliers: 57001-143
• Remove the piston assembly [I].
                           NOTICE
    Do not remove the secondary cup from the piston
    since removal will damage it.

• Replace:
   Diaphragm [D]
     Dust Cover [G]
     Circlip [H]
     Piston Assembly [I]
Rear Master Cylinder Disassembly
•Remove the rear master cylinder (see Rear Master Cylin-
 der Removal in the Brakes chapter).
•Remove the circlip [A], connector [B] and O-ring [C].
    Special Tool - Inside Circlip Pliers: 57001-143
• Slide  the dust cover [D] out of place, and remove the cir-
  clip [E].
• Pull out the push rod assembly [F].
• Remove    the piston assembly [G] and return spring [H].
                           NOTICE
    Do not remove the secondary cup from the piston
    since removal will damage it.

• Replace:
   Circlip [A]
     O-ring [C]
     Circlip [E]
     Push Rod Assembly [F]
     Piston Assembly [G]
     Diaphragm [I]