Yanmar EF-494T - Page 115

3 ENGINE 3 ENGINE
EF494T TM 06/2011 edition
107
Notes when assembling
 Aim the piston seal mark at the camshaft
(away from the nozzle).
 Aim the embossed mark on the connecting rod
to the flywheel.
 Match the marks on the connecting rod cap to
those on the connecting rod.
(A) Embossed brand name
(B) Alignment marks on large end of connecting rod
Assembling the piston rings
 Install the top piston ring and the second ring
so that their openings are 120° away from
each other. Install the oil ring so that its
opening and the second ring opening are also
120° away from each other.
 Install the piston rings with the embossed
side up. The oil ring may be installed with
either side up.
(A) Marking on top.