mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Valve Seat|Service and Repair|Page 2117 > < Valve Guide|Testing and Inspection|Page 2113
Page 1
background image

Valve Seat: Service and Repair

PRECEDING WORK

Valve guides checked

OVERVIEW

Valve seats:

Machine.

Note
Pay attention to operating instructions of tool manufacturer.
Use SERD1 form cuffing tool number 41196.
Use Hunger cutting tool number 23m or 24m.

Dimensions:

Maintain as specified in table

Leak tightness with valve installed:

Check

Valve seat width (b):

Measure.

Note
Correct valve seat width (b) with correction tools (Hunger) 23m and 24m, if necessary (angle a and P).

Valves:

Insert and measure distance from valve stem end to base of camshaft bearing.

DATA

Valve Seat|Service and Repair|Page 2117 > < Valve Guide|Testing and Inspection|Page 2113