Removal and installation of assembly of the vacuum amplifier of brakes. The Infiniti QX4 (since 1996 release)
Service of the Infiniti QX4 since 1996 of release
1. Introduction
2. Maintenance instruction
3. Routine maintenance
4. Engine
5. Cooling system and heating
6. Feed and control systems
7. Systems of start and charge
8. Transmission line
9. Brake system
9.1. Specifications
9.2. System of anti-blocking of brakes (ABS) - the general information and codes of malfunctions
9.3. Check of a state and replacement of brake lines and hoses
9.4. Replacement of blocks of disk brake mechanisms of forward wheels
9.5. Removal and installation of a support of the disk brake mechanism
9.6. Removal and installation of a brake disk
9.7. Replacement of brake boots of drum brake mechanisms of back wheels
9.8. Removal and installation of the main brake cylinder (MBC)
9.9. Removal and installation of assembly of the vacuum amplifier of brakes
9.10. Pumping of the brake system
9.11. Adjustment of the drive of the parking brake
9.12. Adjustments of a pedal of a foot brake
9.13. Adjustment of a spring of the valve regulator (LSV), sensitive to loading
9.14. Adjustment of sensors switches of stoplights and tempostata
9.15. Removal and installation of the ABS hydromodulator
9.16. Removal and installation of the G-sensor
9.17. Check of serviceability of functioning of wheel ABS sensors
9.18. Check of serviceability of functioning of the G-sensor
9.19. Check of serviceability of functioning of the relay of a driving electric motor of the hydromodulator
9.20. Check of serviceability of functioning of the relay of the electromagnetic valve of the hydraulic ABS modulator
10. Suspension bracket and steering
11. Body
12. Electric equipment
 












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9.9. Removal and installation of assembly of the vacuum amplifier of brakes

 PERFORMANCE ORDER

  1. Remove GTTs (see Removal and installation of the main brake cylinder (MBC)).
  2. In interior of the car remove a fixing pin and disconnect a rod of a pusher of the amplifier from the lever of a pedal of a foot brake.
  3. Disconnect a vacuum hose from assembly of the brake amplifier.
  4. Give fixing nuts and remove assembly of the vacuum amplifier from a back partition of a motive compartment.
  5. Installation is made upside-down — before the GTTs installation make adjustment of a pusher (see below).


Adjustment of a rod of a pusher

 PERFORMANCE ORDER

  1. Connect the manual vacuum pump to the reception union of assembly of the vacuum amplifier and create   depression of 508 mm of mercury in depth in assembly. Measure pusher rod vystupaniye size from an assembly casing. The nominal rate makes 10.1 — 10.4 mm. If it is not possible to adjust a rod, replace assembly of the brake amplifier.


"on the page back
9.8. Removal and installation of the main brake cylinder (MBC)
on the following page"
9.10. Pumping of the brake system