SINGLE-CYLINDER ENGINES
85
with clean engine oil. Place the bearings in the
con
necting
rod and cap.
7. Pull the connecting rod and bearing into position
against the crankpin. Lightly lubricate the connecting rod
bolt threads
with engine oil.
8. Install the connecting rod cap. Make sure the rod and
cap are properly aligned, Install the bolts finger-tight.
9. Tighten the cap retaining bolts to the specifications in
Table 2.
10. Check the connecting rod side
playas
described un-
der
Piston/Connecting Rod Removal in this chapter.
11. Reassemble the engine by reversing the disassembly
procedures.
TIMING
GEAR
CASE
5
5. Position the piston so the numbered side
of
the rod
(Figure
44) faces towa rd the camshaft side
of
the engine.
Insert the piston/connecting rod assembly into the cylin-
der
(Figure
47).
Lightly
tap on the piston crown with a
wooden hammer handle to insert the piston. Make sure the
rod does not bang against the crankshaft.
6. Clean the connecting rod bearings carefully, including
the back sides. Coat the crankpin joumal and bearings
Ca
mshaft
gear
Fuel
injection
drive cam
Governor
flywe
ight
Cranks
haft
gear
~i¥m'lf~
0
11
pump
gear
The timing gearcasecovers the camshaft and crankshaft
gears and the oil pump
(Figure
48). The timing gcarcasc
also contains the governor mechanism and serves as the
mounting location for the fuel injection pump. A ball
bearing in the timing gearcase supports the outer end
of
the crankshaft.
To remove and reinstall the timing gearcase, proceed
a<;
follows :
1. Disconnect the negative battery cable.
2. Remove the alternator as described in Chapter Eight.
3. Remove the
oil filter.
4. Detach the con trol cables from the speed control lever
and the stop lever
(Figure
49).
5. Remove the fuel injection pump as described in Chap-
ter Seven.
NOTE
If
a suitable tool is not available to hold the
crankshaft pulley when
unscrewing the re-
raining nut. remove the starter and prevent
flywheel rotation by inserting a
screwdriver
into the ring gear teeth.
6. Remove the crankshaft pulley retaining nut. Use a suit-
able puller to remove the crankshaft pulley (Figure 50).
Remove the drive key from the crankshaft.
7. Remove the water pump
as described in Chapter Eight.
8. Remove the manual starter cover (Figure 51).
9. Remove the setscrew in the end
of
the camshaft (A,
Figure 52), then remove the manual starterdrive pin (B).
10. Remove the timing gearcase
(Figure
53).
II.
Remove the gasket and any residue from the gearcase
and crankcase surfaces.
12. If crankshaft or
starter seal replacement is necessary,
proceed as follows:
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