Husqvarna R135 Workshop Manual page 60

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Crankshaft and crankcase
Assembly
Mount the bearings in the crankcase
halves.
Fit the sealing rings in the crankcase
halves.
Fit the crankshaft, guide sleeves and
guide rail in the clutch side's crankcase
half.
Place a new crankcase gasket in posi-
tion.
Fit the fl ywheel side's crankcase half.
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Tighten the 4 crankcase screws cross-
wise.
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502 50 18-01
Assembly
Mount the bearings in the crankcase
halves.
Heat the crankcase halves to approx.
110°C using a hot air gun. Put the ball-
bearings in position.
Use a suitable punch and hammer, if
needed.
Fit the sealing rings in the crankcase
halves with the help of a suitable punch.
Turn the sealing rings so the metal collar
faces outwards.
Fit the crankshaft in the clutch side's
crankcase half. Lubricate the stub axle
with a few drops of oil and carefully slide
in the crankshaft in the ball-bearing so
that the sealing ring is not damaged by
the shoulder on the stub axle.
Place the guide rail in position in the
fl ush channel.
Place the 2 guide sleeves in the crank-
case half.
Place a new crankcase gasket on the
crankcase and secure if necessary with
a little grease.
Lubricate the tapered crankshaft journal
with a few drops of oil and slide the fl y-
wheel side's crankcase half in position.
Tighten the 4 crankcase screws cross-
wise.
Check that the crankshaft can rotate
easily.
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