BMW 5 Series E39

since 1996-2001 release

Repair and operation of the car



BMW E39
+ Introduction
+ Maintenance instruction
+ Current leaving and service
+ Engine
+ Cooling systems, heating
+ Power supply system and release
+ Engine electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
- Brake system
   Anti-blocking system
   Removal and installation of front brake shoes
   Removal and installation of a brake disk / support of a forward brake
   Removal and installation of back brake shoes
   Removal and installation of back brake supports
   Removal and installation of a brake disk of back wheels
   Measurement of thickness of a brake disk
   Brake fluid
   Removal of air from the brake system
   Replacement of brake pipelines
   Replacement of a forward brake hose
   Check of the vacuum amplifier of a brake
   Removal and installation of brake shoes of the parking brake
   Adjustment of the parking brake
   Removal and installation of the lever of the parking brake
   Removal and installation of a cable of the parking brake
   Check and replacement of the switch of a stoplight
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment
+ System of onboard diagnostics





Removal and installation of brake shoes of the parking brake

Parking brake

1 — the lever of the parking brake
2 — a cover
3 — a lock-nut
4 — an adjusting nut
5 — a bolt

6 — the switch of the parking brake
7 — a cable
8 — a collar
9 — the holder of a cable
10 — the plug


1 — a cable
2 — a bolt
3 — a support
4 — a brake shoe
5 — the lock

6 — a finger
7 — the adjusting screw
8 — the lower coupling spring
9 — the top coupling spring
10 — a compression spring
11 — a pin


 REMOVAL

1. Remove a back brake disk.

2. Disconnect a forward coupling spring. Check a spring. Replace a spring with traces of a rust.

3. Squeeze a face key 5 mm a compression spring a little, turn on 90 ° and remove a spring from a block.

4. Similarly remove springs from other brake shoes.

5. Part blocks above and remove them down.

6. Check ease of the course of the lock. If necessary remove it. For this purpose pull a detail (1) down, squeeze out a finger (2) and remove a detail (3) from a cable.

Installation

Surely replace brake shoes on both wheels at once.

 INSTALLATION

1. Apply a thin film of Molykote-Paste G lubricant on the sliding surfaces and a finger of the lock.

2. Enter the lock with a finger (2) into a cable of the drive of the parking brake.

3. Deploy the device of adjustment of brake shoes (1). A carving slightly grease "Molykote" and turn again.
4. Install the device of adjustment of brake shoes from below between blocks. Connect below a coupling spring (2) (a spring of smaller diameter).

5. Insert brake shoes. Above they have to enter lock grooves.

6. Squeeze two springs of brake shoes a face key of 5 mm, having at the same time turned them on 90 °. Marking is in a closed position on a bolt head, as shown in an accompanying illustration.

7. Hook nippers on the top coupling spring.

8. Brake shoes (shooters on an accompanying illustration) have to adjoin to a support of a brake board.

9. Establish a brake disk and a back wheel.
10. Adjust the parking brake, address the Section Adjustment of the Parking Brake.


If brake shoes of the parking brake were replaced, they have to be earned extra on the road with not the heavy transport traffic as follows:
From the speed of 40 km/h carefully tighten the parking brake so that braking process began. Keeping speed, tighten a brake on one tooth and pass about 400 more m. Release a brake and let's it be cooled. The specified process extra earnings irrespective of replacement of blocks is recommended to be carried out quarterly since at the same time from working surfaces of brakes the appeared rust and the postponed wear products is removed.