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Replace gasket of cover for injection timing device > < Testing and setting injection rate

Octavia Mk1

Replace gasket for distributor head
Replace gasket for distributor head
Special tools and workshop equipment required
t  Bracket -T30097/1 (T10108/1)-
–  Remove the injection pump → Chapter.
–  Unscrew the connection fitting for fuel return-flow line from the pump, turn the injection pump with the opening facing down and empty it into a catch pan.
   
–  Install bracket -T30097/1 (T10108/1)- on the flange of the injection pump and tighten screws -A- to 20 Nm.
  N23-10105
–  Fasten the injection pump with the bracket -T30097/1 (T10108/1) - in a vice.
–  Remove mounting plate -A-.
  N23-10111
–  Remove cable from fuel shut-off valve -N109- with bracket -B-.
–  Carefully loosen the fixing screws -arrows- from the distributor head crosswise and remove.
  WARNING
Never pull out the distributor head towards the top otherwise the thrust rollers will fall into the injection pump housing and the repair is no longer possible. In this case, the injection pump must be replaced completely.
  N23-10112
–  Carefully take the old gasket ring, which is now visible -arrow-, out of the groove and cut through as well as remove using a suitable tool.
  Note
When removing the old gasket ring, do not damage its sealing surfaces.
–  First of all, install the new gasket ring behind the fuel shut-off valve -N109- and then carefully pull it over the distributor head and then place it in the groove.
  WARNING
The following tightening of the fixing screws for the distributor head must absolutely be carried out in very small steps. Otherwise, there is the risk that the distributor head can tilt in the injection pump housing and there is a loss of adhesion of the gasket ring which was just replaced.
–  Screw in the fixing screws of the distributor head by hand and press the distributor head in the fitting position on the injection pump housing by carefully tightening the screws crosswise in very small steps.
–  Tighten the fixing screws of the distributor head to 12 Nm.
–  Reinstall the mounting plate and the cable to the fuel shut-off valve -N109- with the bracket.
–  Installing the injection pump → Chapter.
  N23-10113

Replace gasket of cover for injection timing device > < Testing and setting injection rate