Repair manual

MAIN DATA OF THE PISTON, PISTON RINGS AND PIN
16552
3513
Figure 55
Figure 56
Check the thickness of the piston ring (2) with a micrometer
(1).
The seal (2) of the 1st slot has a V shape. The clearance ”X”
between the seal and its seat is measured by setting the
piston (1) with the ring in the cylinder liner (3) so that th e
seal comes half out of th e cylin der liner.
Piston rings
104292
60610
Check the clearance between the seals (2) and their seats on
the piston (1) with a feeler gauge (3).
36134
Using a feeler gauge (2), check the opening between the ends
of the seals (1) inserted in th e cylin der liner (3).
If you find the distan ce between the ends is less than or
greater than as required, replace the piston rings.
Figure 57
Figure 58
Figure 59
30
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
F3C CURSOR ENGINES
Base - May 2007 Print P2D32C005 E