Hyundai 20G-7, Руководство по обслуживанию

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MAIN MOVING SYSTEM
2-54
2) After installing no.2 piston ring, install no.1 piston ring.
CAUTION
•
Face the size mark and manufacturer mark
on the ring surface upward when installing
the piston ring.
• Take care not to change no.1 and no.2 pis-
ton rings.
L4GC080A
3. Using a piston ring clamp, insert the piston and connecting
rod assembly as the cylinder number into the cylinder and
face the arrow mark on the piston head toward the engine
crankshaft pulley.
Install a vinyl cover to the cap bolt not to damage the cylin-
der bore and crank pin.
CAUTION
•
Be sure that the piston ring gap is same as
shown in the illustration. If the piston ring gap
is normal, gaps are not aligned with direction
of piston and thrust and each gap is away from
gaps as far as possible.
• Apply enough engine oil to the piston and pis-
ton ring round.
L4GC087A
L4GC088A
4. Install the connecting rod cap and tighten the cap nut to the
specified torque.
When installing the connecting rod cap, align the cylinder
number on the connecting rod big end with cylinder num-
ber on the cap.
L4GC089A
No.1
No.2
Lower side
rail gap
Crankshaft
pulley shaft
No.2 ring gap
and spacer
Upper side
rail gap
No.1 ring gap
Big end bore size