Husqvarna 545 Mark II Workshop Manual page 64

5. Push a Torx T27 or an equivalent tool through the
air channel to remove dirt. Compressed air can also
be used to clean the air channel.
64 - Repair instructions
8.19.5 To clean and examine the crankshaft and
crankcase
CAUTION: Make sure that dirt and unwanted
particles does not go into the crankcase and
into the bearings.
Clean all components and remove gasket particles from
the mating surfaces of the crankcase halves.
1. Make sure that the crankpin bearing does not have
radial play. Axial play is permitted.
2. Make sure that the crankpin bearing does not have
score marks or discoloration on the sides.
3. Make sure that the bearing surfaces in the small end
of the connecting rod do not have score marks or
discoloration.
4. Make sure that the crankpin bearing is attached
correctly and does not have radial play. Make sure
the crankpin bearing is lubricated.
5. Make sure that the crankcase has no cracks.
8.19.6 To assemble the crankshaft and the
crankcase
1. On the clutch side:
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