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MAINTENANCE
Maintenance schedule
Below you will find some general maintenance instructions.
Daily maintenance
• Check throttle trigger and throttle trigger lockout function.
• Check stop switch function.
• Check that the blades do not rotate while idling or when the
choke is in the start position.
• Clean the exterior of the machine.
• Check that the harness is undamaged.(325 HE4)
• Check the blade guard for damage or cracks.
• Change the guard in case of impacts or cracks.
• Check that the blade is properly centred, sharp, and without
cracks.
• Check the hand guard for cracks and chips or damage.
Replace if necessary.
• Check that the blade screws are sufficiently tightened.
• Make sure that the blade transport guard is undamaged and
that it can be securely fitted.
• Check that nuts and screws are sufficiently tightened.
• Check for fuel leaks.
Weekly maintenance
• Check the starter, especially cord and return spring.
• Make sure that the vibration damping elements are not
damaged.
• Clean the carburetor area.
• Clean the exterior of the spark plug.
• Remove it and check the electrode gap.
• Adjust it to 0,5 mm (.020"), or change the spark plug.
• Clean the cooling fins on the cylinder and check that the air
intake at the starter is not clogged.
• Fill the gearbox with grease. This should be carried out after
approximately every 20 working hours.
• Clean the air filter.
• Clean or replace the muffler’s spark arrest screen (not on
mufflers with a catalytic converter).
Monthly maintenance
• Clean the fuel tank.
• Clean the exterior of the carburetor and the space around it.
• Clean the fan and the space around it.
• Check fuel hose for cracks or other damage. Change if
necessary.
• Change fuel filter in fuel tank.
• Check clutch, clutch spring and clutch drum for wear.
Change if necessary.
• Check electrical wires and connections.
• Change the spark plug.
• Change the airfilter.
• Check and clean the muffler’s spark arrest screen if necessary
(only mufflers with a catalytic converter).