Operation Manual

33
ENGLISH
GB
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
operation
50 Hours of
operation
100 Hours
of opera-
tion
250 Hours
of opera-
tion
Engine oil
(10W-40)
Inspection

Change
 
Air lter Inspection

Change

Spark plug Inspection
Clean

Change

Provide appropriate servicing upon the earlier of the following: in the given month or after the specied hours of
operation have expired.
Defects searching
Defect
Cause
Measure
The motor does not start
Start-Stop lever has not been pressed Press the Start-Stop lever
Primary pump has not been used Use the primary pump
Lack of fuel Add some fuel
Bowden cables are too long
23
Adjust the Bowden cables using the
coupling nut.
23
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 (over-
saturated engine).
Dry the spark plug out and ret it.
Unsteady running,
strong vibrations
Blade is damaged Replace the blade
Blade is loose Check and tighten the blade clamping
Poor mowing/catching
performance
Blade is blunt Have the blade sharpened or replaced
Collection bag is blocked
Empty the collection bag
11
Mowing height adjustment not
regulated
Adjust the mowing height
9
Grass is not collected Blocked channel
Full collection bag
Too wet grass
Clean the ejection channel
Empty the collection bag
Cut in dry weather
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