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M A I N T E N A N C E OPERATIONS
3—21
ducts than those furnished by our firm. Always replace
the complete
brake
shoes. Reconditioning
of
the
old
shoes is not practicable.
Adjusting the brakes
The brake levers must have a play of about 5 mm. If
adjusting is necessary, do it by setting the counter-nuts of
the tensioning screws.
3.3.14 Checking and greasing the hub bearings
Take the hubs d o w n (according to the instructions given
in the repair manual), check and clean the bearings. Be-
fore
re-assembling,
grease
by
means
of
anti-frictior
bearing grease (see lubricants chart).
3.3.15 Checking and greasing the steering bearings
Take down the steering bearings (according to the in-
structions given in the repair manual), clean and check.
Before re-assembling, grease with new grease (see lubri-
cants charts).
3.3.16 Tightening screws and nuts
Check solid fit of all screws and nuts.
Pay special regard to the engine fastening screws, wheel
nuts and suspension unit fastening.
3.3.17 Taking down the front wheel
% Unhook brake cable
0
Unscrew speedometer drive union nut
0
Loosen clamping screw(s) of steering head
0
Unscrew the linchpin
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