ar0500p2011va

Remove/install hydraulic valve clearance compensation elements

Type ar · topic 05.00 · version 0102 · 2008-02-26

Applies to: ENGINE 272 in MODEL 171

Where it sits

Function group 1 Engine › 05 Engine timing › 05.00 General — Series 171

EinPAS 15 Engine › 15.17 Engine timing › 15.17.30 Valve train — Series 171

Also applies to engines/gearboxes: 272 ***

AR05.00-P-2011VA

Remove/install hydraulic valve clearance compensation elements

10.2.04

ENGINE 272 in MODEL 171

Remove/install hydraulic valve clearance compensation elements

P05.00-2048-02

1 Roller drag lever

2 Compensating element

3 Clamp

Remove/Install

1

Open engine hood

AR88.40-P-1000V

2

Remove air filter housing

AR09.10-P-1150VA

3

Remove cylinder head covers

The right hand cylinder head cover

AR01.20-P-5014VB

Left cylinder head cover

AR01.20-P-5014VA

4

Remove front covers from cylinder heads

Right cover

AR01.30-P-5700VA

Left cover

AR01.30-P-5700VB

5

Remove camshafts

AR05.20-P-6992VA

6

Take out cam follower (1) with compensation element (2)

If removing more than one compensation elements, ensure that the cam followers and compensation elements not being replaced are re-installed at their previous location. Mark the cam follower for the corresponding compensation element is necessary.

Installation: Oil the cam follower and compensation element.

7

Dismount clamp (3) by hand and remove compensation element (2) from cam follower (1)

Check

8

Check compensation element (2) for proper function, replace if required.

Press the compensation element together by hand only; do not use steel tools as these can damage the surface of the compensation element.

The compensation element should be pressed together very slowly with the normal force of the hand. Do not apply strong pressure.

If more than one compensation element is faulty, check the pressure oil supply to the cylinder head.

9

Install in the reverse sequence

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near engine

Secure vehicle to prevent it from moving.
Wear closed and snug-fitting work clothes.
Do not grasp hot or rotating parts.

AS00.00-Z-0005-01A

10

Conduct engine test run and check the engine for leaks

Referenced documents