Weber Motor MPE 850 SNO NA Service Manual - page 33

33

SHB MPE850 Rev 1.2 | 404753 |

9

8

5

7

4

3

6

Replacing valve adjustment shim

NOTICE! Engine damage from small components 

in the engine or cylinder head. Operating the 

engine when there are small components in the 

crankcase and cylinder head can result in serious 

damage and cause the crank drive to seize.

►

Cover the chain channel 

6

.

►

Hold the valve adjustment tool 

7

 in 

position.

►

Screw in the bolts 

5

.

Tightening torque: 

8 Nm +2 Nm [5.9 lbf ft +1.5 lbf ft]

►

Position the rocker arm pusher 

8

 on the 

rocker arm 

9

.

Adjusting the valve play on the 1st cylinder

►

Turn the camshaft until the position of the 

camshaft is as illustrated. (See the vehicle 

manufacturer‘s documentation.)

The camshaft is marked at the 2nd cylinder end 

only.

The marking 

3

 ends flush with the cross 

bar. Otherwise, no inscription is visible.

All rocker arms 

4

 on the cylinder have a 

certain amount of play.

►

Continue with the section 

Replacing valve 

adjustment shim.

8  Service tasks in the workshop

8.4  Checking and adjusting valve play