28
ENGLISH
EN
Inspection and maintenance plan
Regular servicing period
Before
any start-
up
After 1
month
After 3
months
After 6
months
After 12
months
After 24
months
5
Hours of
operation
25 Hours
of opera-
tion
50 Hours
of opera-
tion
100 Hours
of opera-
tion
250 Hours
of opera-
tion
Engine oil
(10W-40)
Inspection
Change
Air filter
Inspection
Change
Spark plug Inspection
Clean
Change
Provide appropriate servicing upon the earlier of the following: in the given month or after the specified hours of
operation have expired.
Defects searching
Defect
Cause
Measure
The motor does not start
Primary pump has not been used
Use the primary pump
Lack of fuel
Add some fuel
Bowden cables are too long
22
Adjust the Bowden cables using the
coupling nut.
22
Wrong fuel, storing without petrol tank
being drained
Drain the fuel tank and carburettor.
Add fresh petrol.
Sooted spark plug (carbon residues on
electrodes), electrodes distance too big
Clean the spark plug, check the plug ther-
mal value, possibly change the plug, set
the electrodes distance to 0.6-0.7 mm
The spark plug is wet from petrol
(oversaturated engine).
Dry the spark plug out and refit it.
Grass is not collected
Blocked channel
Full collection bag
Too wet grass
Clean the ejection channel
Empty the collection bag
Cut in dry weather
