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9.6 MAINTENANCE PLAN
MAINTENANCE should be carried out
at REGULAR INTERVALS in each of the
indicated months or after a certain
number of hours of operation (whichever
comes rst).
Prior to every
use
Monthly or
af
ter 25 hours
(3)
Every three
months
or after 50
hours (3)
Every six
months or
after 100
hours (3)
Motor oil Check oil
level
X
Change X X
Air lter Check X
Clean X(1)
Ignition plug Check
– Clean
X
Valve-clearance Check
– Clean
X(2)
Fuel tank and input lter Clean X(2)
Fuel feed line Check
(replace if
necessary)
E
v
ery three years (2)
(1) If operated in dusty areas carry out maintenance more frequently.
(2) A specialist technician should car
ry out this maintenance if the owner does not have the appropriate
tools or mechanical knowledge. See maintenance handbook.
(3) If the appliance is used professionally keep an account of the hours of operation in order to keep track
of the correct intervals of maintenance.