BMW E30  + 1. Maintenance instruction    + 2. Maintenance    + 3. Engine    + 4. Cooling system    + 5. Heating and ventilation    + 6. Fuel system    + 7. Exhaust system    + 8. Transmissions    + 9. Coupling    - 10. Brake system       10.2. Specifications       10.3. Anti-blocking system (ABS)       10.4. Blocks of disk brakes       10.5. Support of a disk brake       10.6. Brake disk       10.7. Blocks of drum brakes       10.8. Main cylinder of brakes       10.9. Vacuum amplifier of brakes       10:10. Cable(s) of the emergency brake       10:11. Adjustment of the emergency brake       10:12. Mechanism of the emergency brake       10:13. Brake pedal       10:14. Braking signal switch       10:15. Hoses and lines of a hydraulic actuator of brakes       10:16. Removal of air from a hydraulic actuator of brakes    + 11. Running gear    + 12. Body    + 13. Electric equipment    + 14. Useful tips   
  
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Prevention 
  It is recommended to get the restored supports in exchange for removed. If the decision on repair (replacement of details of a support) is made, then get ремкомплект. It is necessary to sort and repair both supports at the same time. 
 
Back support
  
 
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  1. Support assembled  2. Bolt of fastening of an arm of a support  3. Pumping union  4. Dustproof cap  5. Antinoise spring  6. Support guide  7. Wire of a control lamp of wear of a block  8. Bracket of fastening of a cover of a cable  9. Brake disk  10. A bolt with an internal 6-faced head  
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 11. Brake board  12. Bolt  13. Washer  14. Cap  15. Cap  16. Arm  17. Bracket of fastening of a cover of a cable  18. Piston, cuff, cover and spring ring  19. Ремкомплект the directing plugs  20. Blocks  | 
  
 
Removal 
 
 |   PERFORMANCE ORDER   | 
  
 
 
 
 
 |  1. Lift a forward (back) part of the car, establish on supports, remove a wheel.  | 
  
 
 |  2. Disconnect and muffle a brake hose. If the support is removed for access to other details, then do not disconnect a hose.  | 
  
 
 |  3. The order of removal of a forward or back support is described in subsection 10.4 as a part of the procedure for replacement of blocks.  | 
  
  
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Dismantling 
 
 |   PERFORMANCE ORDER   | 
  
 
 
 
 
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 1. Remove a spring ring of a dustproof cover and a rubber cover.  | 
  
 
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 2. Remove the piston, having given to the cylinder compressed air from the pump. | 
  
 
 | 3. Check the surfaces of the piston and the cylinder. At existence of damages (scratches, corrosion, a vykrashivaniye) replace a support assembled.  | 
  
 
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  4. If these details as it should be, remove a piston cuff, using the thin wooden tool.  | 
  
 
 | 5. Remove rubber cuffs.  | 
  
 
 | 6. Wash out all details in methyl alcohol or a cleaner of brakes.  | 
  
 
 | 7. Using ремкомплект, collect a support as shown below.  | 
  
 
 | 8. Dip a new cuff into brake fluid and install in the cylinder.  | 
  
 
 | 9. Grease cylinders of supports (except forward supports) and the piston with pure brake fluid. Enter the piston into the cylinder without distortions. Establish a new dustproof cover and fix by a spring ring.  | 
  
 
 | 10. At assembly of forward supports grease the piston with pure brake fluid and dress a new dustproof cover on the lower part of the piston. Holding the piston over a support opening, bring edges of a rubber cover to cylinder flutes, enter the piston against the stop, then bring the top edges of a cover to a flute on the piston.  | 
  
 
 | 11. Grease with silicone lubricant the rubbing surfaces of guides and bolts and establish them in a support. Establish dustproof covers.  | 
  
  
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Installation 
 
 |   PERFORMANCE ORDER   | 
  
 
 
 
 
  1. Installation of a support is carried out upside-down.  
 Prevention 
   Check a condition of bolts of a support, if necessary replace. 
  
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 |  2. Attach a hose and remove air from the understanding contour.  | 
  
  
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