Yanmar 3TNV82A Service Manual page 217

Crankshaft and Camshaft Components
5. Reinstall the idler gear and idler gear shaft. Be
sure the oil hole in the bushing is facing toward
the top of the engine.
6. Ensure all three timing marks
(Figure 6-142, (A, B, C)) are aligned.
7. When all gears are properly aligned, tighten the
idler gear retaining bolts to specified torque.
See Special Torque Chart on page 6-23 for
specifications.
Installation of Gear Case Cover
1. Apply a continuous bead of ThreeBond Liquid
Gasket No. 1212, Yanmar Part No. 977770-
01212 to the mounting area of the gear case
cover (Figure 6-144, (1)). Be sure to circle the
bolt holes.
IMPORTANT
3TNV84 - 4TNV88 engines: Be sure to
align the flats on the oil pump with the flats
on the crankshaft gear when installing the
gear case cover.
2. Reinstall and tighten the gear case cover bolts.
(1)
Figure 6-144
3. Reinstall the crankshaft pulley.
TNV DI Service Manual
4TNV94L: Use the crankshaft pulley
installation tool (Figure 6-145, (3)) when
reinstalling the pulley (Figure 6-145, (1)).
The tool will guide the pulley hub and
protect the front seal (Figure 6-145, (2))
from damage.
(1)
4. Reinstall the washer and bolt. Tighten the bolt
to the specified torque. See Special Torque
Chart on page 6-23 for specifications.
0001641A
IMPORTANT
(3)
Figure 6-145
ENGINE
(2)
0002133
6-91