TM 9--2815--247--34
0069 00--3
PISTONS, RINGS, AND ASSOCIATED PARTS REPAIR -- CONTINUED
0069 00
Cleaning -- Continued
CAUTION
Be careful not to scratch or gouge ring grooves and lands
on piston. Failure to comply will result in premature fail-
ure.
2. Scrape remaining carbon deposits from piston ring grooves (5, 6, 7, and 8) with a scraper or broken piston ring.
3. Remove remaining carbon from oil drain holes (14) in oil ring groove (8).
Figure 8
14
5
6
7
8
WARNING
4. Clean carbon from piston pins (13) with abrasive cloth dipped in dry--cleaning solvent.
5. Scrape any remaining carbon from the end gaps of rings (1, 2, 3, and 4).
Figure 8
13
4
3
2
1
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