Contents: Removal ↓ Installation ↓
Removal
Remove the pump injector.
Carefully remove the O-rings from the unit injector using a flexible tool.
Make sure that no burrs appear at the seating location of the sealing rings.
Installation
Thoroughly clean the O-ring mounting surfaces on the unit injector.
(The article is posted on the portal: VWManual.ru)
Note: Always use a mounting sleeve when installing O-rings. Otherwise, there is a high risk of damaging the O-rings.
Note: Ensure that the O-rings and grooves for them are compatible.
Note: Avoid roller movement when installing O-rings. O-rings must not be twisted in the unit injector seat.
Fig. 2.370. Installing the mounting sleeve into the pump-injector
Insert the mounting sleeve into the pump injector until it stops (fig. 2.370).
Insert the top, thick O-ring into the mounting sleeve and into the unit injector socket.
Remove the mounting sleeve.
Insert the mounting sleeve into the pump injector until it stops (fig. 2.370).
Insert the lower sealing ring with the white marking into the mounting sleeve and into the unit injector socket.
Remove the mounting sleeve.
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