Mercedes-Benz 603 Service Manual page 236

12 Measure dimension " L" on
13 Measure dimension " L2" on valve tappet.
The dimension Ll is the difference between
L and L2.
18 - 19 mm
Reference value:
14 If the dimension "Ll" is outside the
reference value remove guide sleeve.
To do this pull out guide sleeve out of the valve
tappet with rotary movements using pliers.
Do not damage guide sleeve.
15 Pull plunger out of the guide sleeve and
remove compression spring.
16 Blow through all individual parts with
compressed air.
Blow air through valve tappet at the oil supply
bore and ventilation bore (arrows).
17 Remove snap ring from the guide sleeves
and pinch slightly at the edges (arrows) and
reassemble on the guide sleeve.
18 Install guide sleeve, compression spring
and plunger in sequence.
05 10 - 211 8
valve
tappet.
EXIT