volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

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Repairing FNR-G brake caliper > < Removing

Golf Mk5

Installing
Installing
–  The surfaces of the piston and seal must be cleaned only with methylated spirits and then dried.
–  Apply a thin coat of assembly paste G 052 150 A2 to piston and seal before inserting.
–  Insert seal into brake caliper.
   
–  Fit protective cap -A- in assembly tool T10146/6 -1-.
  N47-0221
–  Press protective cap onto brake caliper so that seal is fitted correctly all round using assembly tool -1- and piston resetting tool -2-.
Check seat of protective cap:
  N47-10022
–  At this stage it should not be possible to remove protective cap from brake caliper by hand.
  N47-10023
–  Press piston lightly onto protective seal and lock it in this position with, for example, an assembly wedge -2-.
Keep piston straight to prevent damage to sealing collar.
–  Blow into protective cap using compressed air (max 3 bar) -1-. During this step protective cap will spring on piston.
  N47-10024
–  Press piston into brake caliper using piston resetting appliance -1-.
The outer sealing lip on the protective cap will then slip into the piston groove.
  N47-10025

Repairing FNR-G brake caliper > < Removing