© 06/2006 8172-001
3/4
TCD 2015
Drive system
W 02-10-03
6
Checking the piston ring joint clearance
z Insert the piston ring (1) in the cylinder.
z Align the piston ring in the cylinder by pushing the
piston.
1
© 42321-1
z Measure the piston ring joint clearance with a feeler
gauge.
P02 84
P02 85
P02 86
When the wear limit is reached, the piston
ring must be renewed.
© 42320-1
Installing piston rings
Order and position of the piston rings as
seen from the piston base:
- Double-sided keystone ring (1)
- Taper-faced ring (2)
- Bevelland-edge oil control ring with coiled
spring expander (3)
Identification “Top“ in (1) and (2) facing
combustion chamber
1
2
3
© 42319-1
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