Zenoah GZ4000 Chainsaw User Manual


 
20
9. Maintenance
Before cleaning, inspecting or repairing your
unit, make sure that engine has stopped and is
cool. Disconnect the spark plug to prevent
accidental starting.
MAINTENANCE AFTER EACH USE
1. Air filter
Dust on the cleaner surface can be removed by
tapping a corner of the cleaner against a hard
surface. To clean dirt in the meshes, split the
cleaner into halves and brush in gasoline. When
using compressed air, blow from the inside. (F27)
To assemble the cleaner halves, press the rim until
it clicks.
When installing the main filter, make sure that the
grooves on the filter edge are correctly fit with the
projections on the cylinder cover.
2. Oiling port
Dismount the guide bar and check the oiling port
for clogging. (F28)
(1) Oiling port
3. Guide bar
When the guide bar is dismounted, remove
sawdust in the bar groove and the oiling port. (F29)
Grease the nose sprocket from the feeding port on
the tip of the bar. (F30)
(1) Oiling port (2) Grease port (3) Sprocket
4. Others
Check for fuel leakage and loose fastenings and
damage to major parts, especially handle joints
and guide bar mounting and muffler. If any defects
are found, make sure to have them repaired before
operating again.
NOTE
WARNING
F27
F28
F29
F30
Maintenance, replacement, or repair of the emission control device and systems may be
performed by any non-road engine repair establishment or individual.