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32 GB
21. Troubleshooting
Problem
Possible Cause
Help
The saw does not
brake when switching
the machine off
1. Mechanical brake is defective
1. Have the brake replaced
Saw blade gets loose
after turning off the
motor
1. Fastening nut tightened
insufficiently
1. Tighten fastening nut, right-handed thread
Burns on the cutting
surface
1. Bodkin saw blade
2. Wrong saw blade
1. Insert a sharpened saw blade
2. Change the saw blade
Engine won’t start.
1. Spark plug wire disconnected.
2. No fuel or old fuel.
3. Choke not in the open position.
4. Clogged fuel line.
5. Fouled spark plug.
6. Flooded engine.
7. Low engine oil level
1. Connect the spark plug wire to the spark plug
securely..
2. Fill with clean, fresh gasoline.
3. The throttle lever must be positioned at cold start at
choke position.
4. Clean the fuel line.
5. Clean, replace or adjust spacing.
6. Wait a few minutes before trying again, but do not
let the engine suck in.
7. The oil guard keeps the oil level low preventing the
engine from starting - Check the oil level.
Engine runs irregularly. 1. Loose spark plug wire.
2. Engine running with CHOKE.
3. Clogged fuel line or stale fuel.
4. Blocked ventilation.
5. Water or dirt in fuel system.
6.
Dirty air filter.
7. Incorrect carburettor adjustment.
1. Connect and tighten spark plug wire.
2. Move the choke lever to OFF.
3. Clean the fuel line. Fill the tank with clean, fresh
gasoline.
4. Clean the ventilation.
5. Empty the tank. Fill the tank with fresh fuel.
6.
Clean or replace the air filter.
7. Consult the service
Overheated engine
1. Low engine oil level.
2.
Dirty air filter.
3.
Air flow restricted.
4. Carburettor not adjusted properly.
1. Fill crankcase with proper oil.
2.
Clean the air filter.
3. Remove and clean the case.
4. Consult the service
Motor does not start.
1. Failure of mains fuse
2. Extension cable defective
3. Connections at the motor or switch
out of order
4. Motor or switch defective
1. Check the mains fuse.
2. Replace defective extension cable
3. Check with the help of an electrician
4. Check with the help of an electrician
Incorrect motor rota-
tion direction
1. Capacitor defective
2. Incorrect polarity /
Incorrect connection.
1. Have this checked by an electrician
2. Change direction of rotation with phase inverter /
Have an electrician change the polarity of the wall
plug.
Motor does not work,
the fuse responds
1. Cross-section of the extension
cable is not sufficient
2. Overload due to blunt saw blade
1. Refer to Electrical Connection
2. Replacing the saw blade
Burnt areas on the
cutting surface
1. Blunt saw blade
2. Incorrect saw blade
1. Sharpen/replace saw blade
2. Replace saw blade
m
Electrotechnical maintenance works should only be carried out by an electronics technician!
