Fieldmann FZS 4003 B - Manual (Page 17)

17
OPERATION MANUAL GASOLINE BRUSH CUTTER
EN What to do “if…”
Unsufficiently functional
engine Possible cause Remedy
1. Check the air filter. Dirty air filter Clean or replace the air filter
element.
2. Check fuel. Fuel contains water. Drain the fuel tank and the
carburettor. Fill new fuel into
the tank.
Improper fuel mixture ratio.
3. Check the primer setup and
gas control. The primer not fully open. Adjust the setup.
Wrongly adjusted gas cable.
4. Bring the engine to the
authorized service or to the
dealer. Clogged fuel filter, carburettor
fault, ignition fault, clogged
valves etc. Replace or repair defective
parts.
Engine starts-up,
conks out immediately Possible cause Remedy
1. Check fuel. Fuel has run out. Fill up fuel
Fuel contains water. Drain the fuel tank and the
carburettor. Fill new fuel into
the tank.
Improper fuel mixture ratio.
2. Take the spark plug
out and check. Defective or dirty spark plug. Replace the spark plug.
Wrong gap between electrodes.
3. Check the air filter. Dirty air filter. Clogged air filter Clean or replace the air filter
element.
4. Bring the engine to the
authorized service or to
the dealer. Clogged bleeder valve. Replace or repair defective
parts.
Clogged fuel filter, carburettor fault,
ignition fault, clogged valves etc.