Yamaha YOB-431 Owner's Manual - Page 10

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Yamaha YOB-431 Owner's Manual
Maintenance
2.
Apply a little rotor spindle oil to the rotor
spindle and receiver.
3.
Apply a little lever oil to each linkage of the
lever assembly.
* Remove excess oil and use a gauze cloth to
clean the smaller parts.
26
■ Once or Twice a Month Main-
tenance
●
Valve Slide Maintenance
1.
Depress the valve levers and remove the
valve slides.
2.
Wrap a cleaning rod with a gauze cloth leav-
ing no bare metal exposed, and remove dirt
from the valve slides and the insides of the
outer pipes.
3.
Use the gauze to remove dirt from the sur-
face of the valve slide, then apply a little
slide grease.
4.
Slide the valve slide in and out a few times
to distribute the grease evenly. Then wipe
off any extra grease that comes off the slide.