Replacing The Fuel Filter; Cleaning The Pulse Air Filter; Checking The Fuel Pump's Air Filter - Husqvarna Rider ProFlex 21 II Operator's Manual

Replacing the Fuel Filter

Replace the fuel filter mounted on the supply
line after every 100 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 clamps away from the filter.
Use a pair of flat pliers.
3. Pull the filter loose from the hose ends.
4. Push the new filter into the hose ends.
Position the filter with the FLOW arrow
pointing up toward the fuel pump. If
necessary, a soap solution can be
applied to the ends of the filter to simplify
assembly.
5. Move the hose clamps back toward the
filter.

Cleaning the Pulse Air Filter

1. Open the engine cover.
2. Loosen the four snap catches, remove
the cover, and remove the filter.
3. Blow the filter clean with pressurised air.
4. Place the filter back in the cover and
fasten the cover with the snap catches.
Close the engine cover.
Checking the Fuel Pump's Air
Filter
Check regularly that the fuel pump's air filter
is not clogged by dirt.
Remove the screws and open the pump, no
hoses need be removed.
The filter can be cleaned using a brush, if
necessary.
Replace the pump on the console.
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