STERWINS NT 484 Serie Manual De Instrucciones página 76

6. DIAGNOSTICS
What to do if ....
Problem description
1. The petrol-driven lawnmower doesn't work
No oil or fuel in the engine
The spark plug and filter
are not in good condition
The lawnmower's fuel tank
was not emptied at the end
of the previous season
2. The cut grass is not collected in the grass catcher
The cutting means has
received a knock
The inside of the chassis
is dirty
3. Mowing is difficult
The cutting means is not in
good condition
4. The machine starts to vibrate abnormally
Damaged or loose parts
For any doubts or problems, please do not hesitate to con-
tact your nearest Customer Service Centre or Your Dealer.
Corrective Action
Check the oil and petrol
levels
Clean the spark plug and
filter which may be dirty or
replace them
The float may be blocked;
tilt the lawnmower on the
carburettor side
Have the cutting means
sharpened or replace it.
Check the fins that direct
the grass towards the
grass catcher
Clean the inside of the
chassis to ease the grass
discharge towards the
grass catcher
Have the cutting means
sharpened or replace it
Stop the machine and
disconnect the spark plug
cable
Inspect for damage
Check for and tighten any
loose parts
Have all checks, repair
work and replacements
carried out by a specialized
Centre only.
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