Husqvarna NUDA 900 2012, Workshop Manual, Page: 174 / 363

F3.12
NUDA 900 2012/2013 - NUDA 900 R 2012/2013
H10383
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H10384
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H10385
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H10386
CRANKCASE DISASSEMBLY
Workshop Manual Ed. 11-2011
Main split bearing removal
- Mark the installation positions of the split bearings.
- Remove the split bearings (1) from the upper crankcase, the split bearings (2)
of the main bearing caps and the split bearings (3) of the lower crankcase.
Chain tensioner slider removal
- Take out the screw (1) and remove the chain tensioner slider (2).
Piston removal
- Tighten the connecting rod (1) in the vice with the protective jaws.
- Remove the retaining rings (2).
- Remove the piston pins (3).
- Check the wear of the piston pins and replace them if scored or ruined.
- Visually check the wear of the piston (4), in particular if there are traces of
wear and grooves.
- Using a bracket gauge, measure the diameter of the piston at a right angle
in the direction of the piston pin.
Piston diameter New, transverse to piston
pin axis, above piston
lower edge by 10 mm
Refer to the table with
the wear limits for the
correct values
Wear limit, transverse
to piston pin axis, above
piston lower edge
- If the measured values are lower than the wear limit, the piston must be
replaced.