Quantcast FIGURE 4-71. Oil Ring Expander.

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TM 55-1905-223-24-1
CAUTION
The gap in the oil ring expander (4, FIG. 4-71) must be turned 180 degrees opposite the gap on
the oil ring (3) or the rings and piston will be damaged.
Do not align the gap of a ring (1, 2, 3) with a piston pin bore (6) or the ring will break and
damage the piston and cylinder liner.
NOTE
The piston rings are marked with the part number.  The shipping package is marked with the
location. The part number on the ring must be positioned toward the top of the piston.
(12) Use piston ring expander (7). Install rings (1, 2, 3, 4) on piston (5).
(13) Rotate rings so gaps are not aligned with an adjacent ring or the piston pin bore (6).
FIGURE 4-71. Oil Ring Expander.
4-75


 


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