Opel Vectra A - the Repair manual and operation

2.3.4. Main service. Each 60 000 km or 48 months

Use of the special tool for a spark plug vyvinchivaniye on the DOHC engine

And – a dynamometer key; In – the extender; With – the cardan hinge; D – special adapter

Replacement of a gear belt (petrol engines)

When carrying out the main service it is necessary to make replacement of a gear belt surely.

It is desirable to make replacement of a gear belt at each repair of the engine, and also upon purchase of the used car.

On some models there is an observation port to define a condition of a gear belt.

The main information on check and replacement of a gear belt see subsections 2.12, 2.13, 2.15, 3.5 and 3.6.

Replacement of spark plugs (DOHC engines)

Removal of a spark plug from the DOHC engine

Replacement of spark plugs on DOHC engines is made similarly, as well as on SOHC engines.

PERFORMANCE ORDER

1. Before a vyvinchivaniye of spark plugs it is necessary to uncover candles a cover of a head of the block of cylinders. 2. At a vyvinchivaniye and installation of spark plugs on DOHC engines bypass мо to be careful as it is easy to damage a ceramic part of a spark plug. 3. For a vyvinchivaniye and a vvinchivaniye of spark plugs it is necessary to use the special Opel tool No. KM-194-B (see rice. Use of the special tool for a spark plug vyvinchivaniye on the DOHC engine).