CHERY A21 SERVICE MANUAL MECHANISM OF 2.0NALC ENGINE
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3 Replace the piston, piston ring, piston
pin and connecting rod bearing
3.1 Needed tools and auxiliary materials
10# open end wrench, 10#, 15#, 17# sleeve,
ratchet wheel and ratchet rod, Le Tai 5901
Glue, engine oil, torque wrench Special tools
for installing piston, feeler gauge, clearance
gauge, micrometer caliper
3.2 Process of replacement
3.2.1 Process of removal
1) Dismantle the timing belt (see
“dismantle the timing belt” in the
section of “replacement of engine
timing belt” for details).
2) Remove the oil pan（see REPLACE OIL
PAN for details.
3) Remove the cylinder head. (see
“removal of cylinder head” for details).
4) Dismantle the engine oil strainer (see
the “replacement of engine oil strainer”
for details).
5) Loosen the big bolt on connecting rod.
6) Remove the connecting rod bearing
lower cover.
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