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Fig. 2·61
A664
4.
If runout exceeds specifications at either
end, the crankshaft must be straightened
or replaced.
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11
"
•
5000
mm
•
1n.
A
56.2
2.25
B
44.5
1.75
.
6000
A
44.5
1.75
B
44.5
1.75
CRANKSHAFT RUNOUT
(Total Indicator Reading)
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mm
an.
~
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Maximum
0.05
0.002
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Assembling
Engine
(5000)
N0ifE: When use of a silicone sealer is in·
dlcated, use either A1V Silicone Sealant
(pin
0134·971}
ori
H~lomar
Sealant (p/n
0192·105) •
1.
Install the C-ring imto the lower crankcase
half.
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2.
Lubricate
the
inner lips
of
the crankshaft
oil seals with grease; then
slide
the MAG-
side seal onto the
crankshaft
making sure
the spring side of the seal faces the
center
of the crankshaft. Place the PTO-side seal
into the housing making sure the spring
side of the
seal
wi 11
face
the
center of
the
crankshaft.
Fig. 2·62
:·
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l
A685
3.
Apply
oi
I to the
crankshaft
bearings; then
install
the
crankshaft
into the
lower
crankcase
half. Be
sure
the
alignment
hole
in
each
bearing is positioned
over its
respective dowel pin in the
crankcase;
then
seat
the
crankshaft.
Fig. 2·63
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f. . .
1
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\ti
\Sj· '\ '
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CAUTION
If the bearings are not properly seated during
assembly, the crankcase halves will not boh
together tightly and engine damage
will
resuh.
A688
4.
Apply a thin coat of silicone sealer to the
crankcase sealing surfaces; then lay a
length of #50 cotton thread next to the in·
ner edge of and along the full length of the
lower crankcase half.
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