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
- Systems of cooling, heating
   Specifications
   Antifreeze - the general data
   - System of cooling of the engine
      Detachment and replacement of hoses of system of cooling
      Service of system of cooling (опорожнение, washing and refuelling)
      Removal, installation and check of serviceability of functioning of the thermostat
      Removal and installation of a radiator of system of cooling
      Check of serviceability of functioning, removal and installation of the fan of system of cooling
      Check of serviceability of functioning, removal and installation of electric components of a chain of management of system of cooling of the engine
      Check of a condition of the water pump
      Removal and installation of the water pump
   + Systems of ventilation, salon and air conditioning 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


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Removal and installation of the water pump

Removal

Petrol models

 PERFORMANCE ORDER

  1. Disconnect a negative wire from the battery (the engine Electric equipment see the Head).
  2. Empty cooling system (Routine maintenance see the Head).
  3. Remove газораспределительный a belt with a tension roller, on models DOHC remove a back cover of a belt (the Engine see the Head).
  1. Where it is required, mark position of a landing flange of the pump concerning a block surface, then turn out three bolts of fastening of the water pump (1).
  1. Take the pump from the landing nest in the block (engines of 1.6 l SOHC and 2.0 l DOHC), or remove it from the block (engines 1.4, 1.6 and 1.8 l DOHC), - in case of need обстучав it preliminary a hammer with soft brisk.
  2. Remove a sealing ring of the pump, - at installation it is subject to replacement without fail.

The pump is not subject to regenerative repair and in case of failure is replaced with the new.

Diesel models

 PERFORMANCE ORDER

  1. Cock a lay brake, поддомкратьте the car and establish it on props. At a corresponding complete set remove protection картера.
  2. Disconnect a negative wire from the battery (the engine Electric equipment see the Head).
  3. Remove a protective casing of the engine and empty cooling system (Routine maintenance see the Head).
  4. Remove an air cleaner in gathering with the gauge of a measuring instrument of weight of air and an inlet air line (see the Head of the Power supply system and release).
  5. On engines of 1.7 l DOHC and 2.0 l remove a belt of a drive of auxiliary units (Routine maintenance see the Head), - before removal приводного a belt ослабьте bolts of fastening of a pulley of the pump.
  6. On engines of 1.7 l SOHC and 2.0 l remove газораспределительный a belt with a tension roller (the Engine see the Head), - the given operation demands posting of the power unit and removal from the block of cylinders of the right support of its suspension bracket with the arm.
  1. On engines of 1.7 l DOHC and 2.0 l, keeping a pump pulley motionlessly (take advantage of a key for removal of the oil filter, or old приводным a belt), turn out fixing bolts and remove a pulley with приводного a pump flange.
  1. Turn out bolts of fastening of the water pump.

    A — Bolts of fastening of the water pump on models 1.7 of l DOHC
    B — Bolts of fastening of the water pump (2) on l models 2.0

A.

B.
  1. Take pump assemblage from the landing nest in the block (engines 1.7) / covers газораспределительной chains (engines of 2.0 l - see an illustration), in case of need обстучав it preliminary a hammer with soft the brisk.
  1. Remove a sealing lining / a ring, - at installation the sealing element is subject to replacement without fail.

The pump is not subject to regenerative repair and in case of failure is replaced with the new.

Installation

Installation is made in an order, the return to an order of dismantle of components.

 PERFORMANCE ORDER

  1. Track, that interfaced surface of components before installation have been smoothed carefully out and are dry wiped. On petrol models track correctness of combination of the landing labels / of regular adjusting labels put in the course of dismantle. Fixing bolts tighten with demanded effort.

Before installation it is necessary to grease a sealing ring with silicone greasing slightly.

  1. In summary make refuelling of system of cooling and removal from it air (Routine maintenance see the Head), connect a negative wire to the battery, start the engine and check up it on presence of signs of development of leaks of a cooling liquid.