Combustion Chamber Seal and Fuel Injector Support Ring

Combustion Chamber Seal and Fuel Injector Support Ring

Special tools, testers and auxiliary items required

• Tool set (T10133)

Work procedure

- Remove fuel injectors: cylinders 2, 4, 6 => [ Fuel Rail and Injectors, for Cylinders 2, 4 and 6 ] Fuel Rail and Injectors, For Cylinders 2, 4 and 6, cylinders 1, 3, 5 => [ Fuel Rail and Injectors, for Cylinders 1, 3 and 5 ] Fuel Rail and Injectors, For Cylinders 1, 3 and 5.

Combustion Chamber Seal, Replacing

- Carefully cut off old combustion chamber seal - arrow - with knife and remove, but do not touch valve body with tip of knife.





- Carefully clean combustion chamber seal groove. Remove deposits (coking) with a brass wire brush.

- Position new combustion chamber seal - 1 - on assembly cone (T10133/5).





- Slide combustion chamber seal with assembly sleeve (T10133/6) as far as possible onto assembly cone (T10133/5).

• Assembly sleeve knurl faces toward combustion chamber seal.

- Rotate assembly sleeve (T10133/6) and slide combustion seal onto assembly cone (T10133/5) as far as end.





• Assembly sleeve knurl faces away from combustion chamber seal.

- Position assembly cone (T10133/5) on fuel injector and slide combustion chamber seal with assembly sleeve (T10133/6) farther onto fuel injector.





- Remove assembly cone (T10133/5) and assembly sleeve (T10133/6) and slide combustion chamber seal into groove by hand.

- Position spacer sleeve (T10133/11) on valve body.





- Press sizing sleeve (T10133/7) over combustion chamber as far as stop on spacer sleeve (T10133/11) and remove again.

- Press sizing sleeve (T10133/8) over combustion chamber as far as stop on spacer sleeve (T10133/11) and remove again.





- Install fuel injectors: cylinders 2, 4, 6 => [ Fuel Rail and Injectors, for Cylinders 2, 4 and 6 ] Fuel Rail and Injectors, For Cylinders 2, 4 and 6, cylinders 1, 3, 5 => [ Fuel Rail and Injectors, for Cylinders 1, 3 and 5 ] Fuel Rail and Injectors, For Cylinders 1, 3 and 5.

Support Ring, Replacing

- Remove O-ring - 3 -.





- Cut off support ring - 2 - and remove.

- Remove spring element - 1 -.

- Slide on locking plate (T10133/12) instead of spring element.





- Position assembly cone (T10133/13) with attached support ring - 1 - on fuel injector.

- Using sizing sleeve (T10133/14), slide support ring into first groove - arrow - on fuel injector.

• Sizing sleeve knurl faces toward support ring.

- Rotate sizing sleeve (T10133/14) and slide support ring as far as stop onto locking plate (T10133/12) - arrow -.





• Sizing sleeve knurl faces away from support ring.

- Remove sizing sleeve (T10133/14).

Assembling

- Install fuel injectors: cylinders 2, 4, 6 => [ Fuel Rail and Injectors, for Cylinders 2, 4 and 6 ] Fuel Rail and Injectors, For Cylinders 2, 4 and 6, cylinders 1, 3, 5 => [ Fuel Rail and Injectors, for Cylinders 1, 3 and 5 ] Fuel Rail and Injectors, For Cylinders 1, 3 and 5.