Replacement Of Fuel Filter; Replacing The Air Filter - Husqvarna Rider 18 Operator's Manual

2 Pull the choke wire casing to the far right and tighten the
clamping screw.
3 Pull back the throttle to the full throttle position and check
that the choke is no longer actuated.
Replacement of fuel filter
Replace the fuel filter every 100 running hours (once per
season) or more frequently if it is clogged.
Replace the filter as follows:
1 Open the engine cover.
2 Move the hose clips away from the filter. Use a pair of flat
pliers.
3 Pull off the filter from the hose ends.
4 Press the new filter into the ends of the hoses. If
necessary apply liquid detergent to the ends of the filter to
facilitate connection.
5 Push the hose clips back on the filter and tighten.
Maintenance
Replacing the air filter
!
If the engine seems to lack power or does not run smoothly
this may be because the air filter is clogged. It is therefore
important to replace the air filter at regular intervals (see
Maintenance/Maintenance Schedule for the correct service
interval).
Replace the air filter as follows:
1 Open the engine cover.
2 Pull up the handle on the air filter cover, unhook and turn
towards the engine.
3 Remove the air filter cover.
Lift out the air filter cartridge from the fan housing.
Replace the air filter cartridge, if clogged with dirt.
IMPORTANT INFORMATION
Never run the engine without the air filter fitted.
Do not use compressed air to clean the paper filter.
The filters must not be oiled. They must be fitted dry.
4 Carefully lift the precleaner out of the fan housing.
5 Carefully clean the fan housing so that dirt does not fall
down into the carburettor.
6 Insert a new precleaner and air filter cartridge in the fan
housing.
WARNING! The exhaust system is hot. Let it
cool before starting to replace the air filter.
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English