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Troubleshooting - Husqvarna ST 124 Operator's Manual

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Troubleshooting

Problem
The product does not start The safety ignition key is not inserted.
Decreased power
1272 - 003 - 09.08.2019
Troubleshooting
Possible cause
The product is out of fuel.
The on/off key is OFF.
The choke is in OFF (CLOSE) position.
The primer is not depressed.
The engine is flooded.
The spark plug wire is not connected.
The spark plug is bad.
There is water in the fuel or the fuel is too old.
There is vapor locked in the fuel line.
Other causes.
The fuel switch (if so equipped) is in CLOSE
(OFF) position.
The throttle is in STOP position.
The spark plug wire is not connected.
The product throws too much snow.
The fuel tank cap is covered with ice or snow.
The muffler is dirty or clogged.
Improper cable length.
The muffler is blocked.
The air intake of the carburetor is blocked.
Solution
Insert the safety ignition key.
Fill the fuel tank with fresh, clean
gasoline.
Move the on/off key to ON position.
Move the choke to ON (FULL,
OPEN) position.
Press the primer.
Wait a few minutes before restarting,
DO NOT prime.
Restart the engine while full throttle
and the choke in OFF (CLOSE) posi-
tion.
Connect the wire to the spark plug.
Replace the spark plug.
Empty the fuel tank and carburetor.
Fill the fuel tank with fresh, clean
gasoline.
Make sure that all the fuel line is be-
low the outlet of the fuel tank. The
fuel line should run continuously
down from fuel tank to carburetor.
Inspect the starting procedures care-
fully in this manual.
Turn the fuel switch to OPEN (ON)
position.
Move the throttle to FAST position.
Connect the wire to the spark plug.
Decrease the speed and the width of
the swath.
Remove the ice and the snow on and
around the fuel tank cap.
Clean or replace the muffler.
Adjust the cable.
Make sure that the engine is cool.
Clear the blockage.
Make sure that the engine is cool.
Clear the blockage.
17

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