Installation
After completing tasks, adjust PARKING BRAKE.
Disconnect return springs (1) with brake spring pliers.
Installation: Return springs (1) must not be over-elongated.
Check return springs (1) and replace if necessary.
Return springs (1) must not be mixed up.
Pay attention to installation position of adjusting screw (2).
Apply a thin coat of grease to bush and screw threads,
Fig. 136: Identifying Return Springs And Adjusting Screw
NOTE: Illustration does not show wheel hub.
Twist roll pins (1) 90º with special tool 34 4 000 and detach.
Remove brake pads (2).
Fig. 137: Identifying Roll Pins And Brake Pads
REMOVING AND INSTALLING/REPLACING EXPANDER FOR PARKING BRAKE SHOES
Necessary preliminary tasks
After completing tasks, adjust PARKING BRAKE.
Pull brake shoe expander (1) forward, disconnect parking brake Bowden cable (2) and remove brake shoe expander.
Fig. 138: Identifying Brake Shoe Expander And Parking Brake Bowden Cable
REPLACING BOTH BOWDEN CABLES FOR PARKING BRAKE
IMPORTANT: Read and comply with GENERAL INFORMATION.
Bowden cables may only be replaced in pairs.
Necessary preliminary tasks
Bowden cable, left
Release union nut (1).
Fig. 139: Identifying Union Nut
Installation
Tightening torque 34 41 5AZ.
Pull Bowden cable (1) out of actuator unit (2).
Fig. 140: Identifying Bowden Cable And Actuator Unit
IMPORTANT: Make sure all parts are absolutely clean.
Turn spindle (1) out of actuator unit (2) and remove Bowden cable.
Installation: Lubricate new spindle with grease provided.
Insert spindle (1) 3 turns into inner spline shaft of actuator unit (2).
Fig. 141: Identifying Spindle And Actuator Unit
Bowden cable, right
Release union nut (1).
Installation: Tightening torque 34 41 5AZ.
Fig. 142: Identifying Union Nut
Pull Bowden cable (1) out of actuator unit (2).
Fig. 143: Identifying Bowden Cable And Actuator Unit
Unlock locking sleeve (1) and pull out of housing a little.
Fig. 144: Identifying Locking Sleeve
Snap out coupling (1) in direction of arrow.
Fig. 145: Identifying Snap Out Coupling
After installation