10
Maintenance
Before &
After Every
Use
25hr
maintenance
50hr
maintenance
Clean the outside of the machine.
X
Make sure the throttle trigger lock and the
throttle function correctly from a safety
point of view.
X
Check that the engine switch works
correctly.
X
Check that the blades do not move when
the engine is idling or when the choke is
in the start throttle position.
X
Check that the blades are undamaged
and show no signs of cracking or other
damage. Replace the blades if
necessary.
X
Check that the blade guard is not
damaged or distorted. Replace the blade
guard if it is bent or damaged.
X
Clean the air filter. Replace if necessary.
X
Check that nuts and screws are tight.
X
Check that there are no fuel leaks from
the engine, tank or fuel lines.
X
Clean and lubricate cutting blades
X
Check the starter and starter cord.
X
Clean the outside of the spark plug.
Remove it and check the electrode gap.
Adjust the gap to 0.6-0.7 mm or replace
the spark plug. Check that the spark plug
is fitted with a spark plug cap.
X
Clean the machine’s cooling system.
X
Clean the outside of the carburettor and
the space around it.
X
Clean the fuel tank.
X
Check all cables and connections.
X
Check the clutch, clutch springs and the
clutch drum for wear. Replace if
necessary by an authorized service
workshop.
X
Replace the spark plug.
X
