Husqvarna LG 400 Operator's Manual page 18

1. Turn the knob on the air filter cover and remove the
air filter cover.
2. Remove the air filter.
3. Clean the air filter housing with a brush.
4. Examine the air filter for damage.
5. Tap the air filter against a hard surface or use a
vacuum cleaner to remove the particles.
CAUTION: Do not let the nozzle of the
vacuum cleaner touch the surface of the
paper filter element. Keep a small
distance. The sensitive surface of the
paper filter element becomes damaged if
objects touch it.
6. Install the air filter in the opposite sequence.
To do a check of the V-belt
WARNING: Do not operate the product
without the V-belt cover installed.
1. Stop the engine.
2. Remove the V-belt cover.
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3. Examine the V-belt for damages and wear. Replace
the V-belt if it is necessary.
4. Do a check of the V-belt tension.
5. If the V-belt tension is not sufficient, do this
procedure:
a) Loosen the screw on the belt tensioner (A).
b) Push the belt tensioner rearward.
c) Tighten the screw on the belt tensioner.
6. Install the V-belt cover.
Note: There is an inspection hole on the V-belt cover
that can be used to do a check of the tension. To
examine the V-belt for damages it is necessary to
remove the V-belt cover.
A
1224 - 002 - 06.04.2020