Husqvarna HH 163MP Operator's Manual page 15

Cause
The ON/OFF switch is set to the OFF position.
There is no fuel in the fuel tank.
There is unsatisfactory fuel in the fuel tank.
No fuel stabilizer has been added or the fuel tank has not
been drained before storage.
The spark plug is damaged.
The spark plug is wet from fuel.
CAUTION: Speak to an approved servicing
dealer if the problem stays.
The power of the engine is decreased
Cause
The air filter is clogged.
The fuel tank contains bad gasoline.
No fuel stabilizer has been added or the fuel tank has not
been drained before storage.
The engine speed is set to low.
CAUTION: Speak to an approved servicing
dealer if the problem stays.
Unusual noises come from the engine
Cause
The engine is operated with high
work loads.
The fuel tank contains bad gaso-
line.
CAUTION: Do not continue to operate the
engine if there are unusual noises during
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Solution
Set the ON/OFF switch to the ON position.
Fill fuel.
Drain the fuel tank and the carburetor. Refer to
the fuel tank and carburetor on page 16 . Fill with clean
fuel.
Do a check of the electrode gap or replace the spark
plug.
Remove the spark plug and let it dry. Install the spark
plug.
Solution
Clean or replace the air filter.
Drain the fuel tank and the carburetor. Refer to
the fuel tank and carburetor on page 16 . Fill with clean
gasoline.
Increase the engine speed.
Solution
No procedure is necessary.
Drain the fuel tank and the carburetor. Refer to
retor on page 16 . Fill with clean gasoline of a different brand. Speak to an ap-
proved servicing dealer if the problem stays.
To drain the fuel tank and carbu-
standard work loads. This can cause
damage to the engine and void the warranty.
To drain
To drain
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