PISTONS, RINGS, AND ASSOCIATED PARTS REPLACE/REPAIR
Be careful not to scratch or gouge
ring grooves and lands on piston.
Failure to comply may result in
2. Scrape remaining carbon deposits from
piston (4) ring grooves (A) with a scraper or
broken piston ring.
3. Clean oil drain holes (B) in oil ring grooves
Cleaning solvent is mildly toxic. Solvent evaporates and both the
fumes and liquid are flammable. Continued contact with solvent
can cause skin problems.
Ensure there is good airflow when using solvent, and work area is
away from heat and flames.
Keep fire extinguisher nearby.
Do not breathe solvent fumes.
Avoid skin contact. See Warning in front of Manual.
4. Clean carbon from piston pins (7) with crocus cloth (item 9, WP 0173) dipped in cleaning
solvent (item 8, WP 0173).
5. Scrape any remaining carbon from the ends (in the gap) of piston rings (1, 2, 3).
WP 0142 00-4