Opel Astra, Zafira

Since 1998 of release

Repair and car operation


Opel Astra
+ Cars Opel Astra and Zafira
+ The operation manual
+ Routine maintenance
- The engine
   Specifications
   Check компрессионного pressure in cylinders
   Diagnostics of a condition of the engine with vacuum gauge application
   + Procedures of repair of petrol engines SOHC without their extraction from the car
   - Procedures of repair of petrol engines DOHC without their extraction from the car
      Reduction of the piston of the first cylinder in position of the top dead point of a step of compression (ВМТ)
      Removal and cover installation газораспределительного the mechanism
      Removal and installation of a pulley of a cranked shaft
      Removal and installation of a cover of drive ГРМ
      Removal and installation of a belt of drive ГРМ
      Removal and installation of cogwheels cranked / camshafts and intermediate rollers
      Replacement of epiploons of camshafts
      Removal and installation of camshafts and pushers of valves, check of a condition of components
      Removal and installation of a head of cylinders
      Removal and pallet installation картера
      Removal and installation of the gauge of level of impellent oil
      Removal, service and installation of the oil pump
      Removal, check of a condition and flywheel / installation приводного a disk
      Replacement of epiploons of a cranked shaft
      Check of a condition and replacement of support of a suspension bracket of the power unit
      Removal, installation and adjustment of the balancing mechanism of a cranked shaft (engines 2.0)
   + Procedures of repair of diesel engines of 1.7 l and 2.0 l without their extraction from the car
   + The general and engine major repairs
+ Systems of cooling, heating
+ The power supply system and release
+ Engine electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment

Removal and installation of cogwheels cranked / camshafts and intermediate rollers

Cogwheels of camshafts

 PERFORMANCE ORDER

  1. Remove a belt of drive ГРМ (Removal and installation of a belt of drive ГРМ see), then, for the purpose of prevention of risk of damage of components as a result of contact of pistons to valves deduce the engine from position ВМТ, having turned a cranked shaft on 60 ° counter-clockwise.
  1. Operating according to the description (Removal and installation натяжителя газораспределительного a belt see and cogwheels of drive ГРМ), remove a cogwheel from a camshaft requiring service. In case of need, repeat procedure and remove a cogwheel of the second shaft.

On engines 1.4. 1.6 and 1.8 l can be defined a cogwheel of a final shaft on ledges under gauge CMP landing. On engines of 2.0 l in a final wheel, unlike the inlet is available not seven, and only four spokes, plus, marks «EXHAUST» are put.

  1. Before return installation газораспределительного a belt do not forget to return the engine in position ВМТ.

Cogwheel of a cranked shaft

Engines 1.4, 1.6 and 1.8 l

Removal and installation натяжителя газораспределительного a belt and cogwheels of drive ГРМ see.

Engines of 2.0 l

Removal

 PERFORMANCE ORDER

  1. Remove a belt of drive ГРМ (Removal and installation of a belt of drive ГРМ see).
  2. On models with manual transmission ask the assistant for the purpose of blocking of a cranked shaft from проворачивания to include the higher transfer and against the stop to squeeze out a pedal of a foot brake. On models with АТ turn out one of bolts of fastening of the hydrotransformer and draw last to картеру transmissions by means of a steel lath and suitable bolts with washers (Automatic transmission see the Head). If the engine is removed from the car, it is necessary to block a flywheel / приводной a disk (Removal, check of a condition and flywheel / installation приводного a disk see).
  3. Turn out a fixing bolt (do not forget about a washer) and remove a cogwheel from a shaft pin.

Installation

The bolt of fastening of a cogwheel of a cranked shaft is subject to replacement without fail.


 PERFORMANCE ORDER

  1. Plant a cogwheel on a shaft pin (a flange outside), — track correctness of hit шпонки in шпоночный a groove. Screw a new bolt of fastening with a washer.
  2. Block a cranked shaft from проворачивания (Removal see above) and tighten a bolt of fastening of a cogwheel with effort of the first stage (Specifications see). Further take advantage of a goniometric nozzle to a key and hold on a bolt on a corner of the second stage (in the absence of possibility of application of a goniometric nozzle put a paint or a marker basic labels).
  3. Establish a belt of drive ГРМ (Removal and installation of a belt of drive ГРМ see).

Натяжитель

Removal and installation натяжителя газораспределительного a belt and cogwheels of drive ГРМ see.

Intermediate rollers

Removal

 PERFORMANCE ORDER

  1. Remove a belt of drive ГРМ (Removal and installation of a belt of drive ГРМ see).
  2. Turn out fixing bolts and remove rollers from the engine.

Installation

 PERFORMANCE ORDER

  1. Establish rollers, screw and tighten bolts of their fastening with demanded effort.
  1. Establish a belt of drive ГРМ (Removal and installation of a belt of drive ГРМ see).