Service Manual

3. Install crankshaft front oil seal:
A. Apply engine oil to crankshaft front oil seal lip in-
ner circumference.
B. Use special tool to install oil seal into front case.
4. Install front case assembly with a new gasket. Make
sure bolts
of different lengths are installed in the correct
location. Tighten bolts evenly to specified torque.
IMPORTANT: Apply engine oil to inner circumfer-
ence of oil seal lip before installing front case as-
sembly
. Be careful not to damage oil seal lip when
installing front case assembly.
5. Apply engine oil to oil pump driven gear, then insert
gear so timing mark is located as shown in illustration.
6. Remove plug on left side of cylinder block and insert
a 8 mm (.32 in.) diameter rod
to lock counterbalance
shaft. Tighten flange bolt to specified torque.
Figure 191
À
À
Á
À
Á
Bolt length:
À
Á
À = 18 mm (.71 in.)
Á = 30 mm (1.18 in.
Figure 192
Timing mark
Figure 193
Figure 194
Liquid Cooled Gas Engine
Page 3
– 94
Workman 3000/4000 Series