ar0500p2011mlj

Remove/install hydraulic valve clearance compensating elements

Type ar · topic 05.00 · version 0102 · 2015-08-07

Applies to: Engine 157, 278 in model 166 Engine 157, 278 in model 292

Where it sits

Function group 1 Engine › 05 Engine timing › 05.00 General — Series 166 · Series 292

EinPAS 15 Engine › 15.17 Engine timing › 15.17.30 Valve train — Series 166 · Series 292

Also applies to engines/gearboxes: 157 ***, 278 ***

AR05.00-P-2011MLJ

Remove/install hydraulic valve clearance compensating elements

22.07.2015

Engine

157, 278 in model 166

Engine

157, 278 in model 292

Remove/install hydraulic valve clearance compensating elements

1

Roller-type cam follower

2

Compensating element

P05.00-2096-02

Remove/install

1

Remove camshafts

AR05.20-P-6992GQ

The camshaft positioners remain on the camshafts.

2

Remove roller cam follower (1) and compensating element (2)

When removing several compensating elements (2) make sure that roller-type cam follower (1) with compensating elements (2), which were not replaced, are reinstalled at the previous fitting point. Mark the roller cam follower (1) for the corresponding compensating element (2) if necessary.

Installation: Lubricate roller cam follower (1) and compensating element (2).

Check

3

Check compensating element (2) for proper function and replace if necessary


Only push compensating element (2) together by hand, do not use a steel tool.
The surface of the compensating element (2) can get damaged otherwise.

The compensating element (2) 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 (2) are defective:

Check compress oil supply of cylinder head.

4

Install in the reverse order

Danger !

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

5

Carry out an engine test run, checking the engine for proper operation and leaktightness

Referenced documents