Remove/install hydraulic valve clearance compensating elements

AR05.00-P-2011CD

Remove/install hydraulic valve clearance compensating elements

17.01.2018

Engine

651 in model 166, 172, 204, 207, 212, 218, 221

1

Compensating element

2

Roller-type cam follower

 Caution

Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil

Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.

AS18.00-Z-0001-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Remove camshafts

AR05.20-P-6992CD

2

Remove roller-type rocker arm (2) together with the compensating element (1)

 Installation: Ensure that the roller-type rocker arm (2) and compensating element (1), which are not replaced, are reinstalled at the previously installed location.

 If necessary, mark the roller-type rocker arm (2) and compensating elements (1) relative to each other.

 Installation: Oil roller-type rocker arm (2) and compensating elements (1).

3

Remove compensating element (1) from roller-type rocker arm (2)



Check

4

Check that compensating element (1) is functioning properly, and replace if necessary


Only push compensating element (1) together by hand, do not use a steel tool.
Otherwise the surface of the compensating element (1) can be damaged.

 The compensating element (1) should not allow itself to be pressed together by the normal force of the hand and also only slowly when using a strong force.

If a number of compensating elements (1) are defective.



Check forced oil supply of cylinder head.

AR18.00-P-1250CD

5

Install in the reverse order