To Clean And Replace The Air Filter; To Examine And Replace The Spark Plug - Husqvarna R 419TsX AWD Manual De Usuario

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3. Pull off the fuel filter from the hose ends. A small
quantity of fuel can leak.
4. Push the new fuel filter into the ends of the hoses.
Apply liquid detergent to the ends of the fuel filter to
make the connection easier.
5. Push the hose clips against the fuel filter.

To clean and replace the air filter

1. Open the engine cover.
2. Loosen the knobs that hold the air filter cover and
remove the air filter cover.
880 - 006 - 09.09.2020
3. Remove the air filter.
4. Use a brush to remove grass and dirt from the air
filter, or replace the air filter with a new air filter.
Maintenance schedule for the operator on
Refer to
page 19 .
5. Install the air filter and the air filter cover. Tighten the
knobs.
6. Close the engine cover.

To examine and replace the spark plug

1. Open the engine cover.
2. Remove the ignition cable shoe and clean around
the spark plug.
3. Remove the spark plug with a spark plug wrench.
4. Examine the spark plug. Replace it if the electrodes
are burned or if the insulation has cracks or
damages. If the spark plug is not damaged, clean it
with a steel brush.
5. Measure the electrode gap and make sure that it is
Technical data on page 37 .
correct. See
6. Bend the side electrode to adjust the electrode gap.
7. Put the spark plug back in and turn it by hand until it
touches the spark plug seat.
8. Tighten the spark plug with the spark plug wrench
until the washer is compressed.
9. Tighten a used spark plug ⅛ of a turn more, and a
new spark plug ¼ turn more.
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