Troubleshooting - Hecht 8573 Originalbetriebsanleitung

TROUBLESHOOTING

EN
CAUTION Failures of your machine which require larger interference must always
be eliminated by specialized workshop. Unauthorized interferences can cause
damages. If you can not rectify the fault using the measures described here, contact
an authorized service center.
DE
PROBLEM
CS
Engine does not
start.
SK
PL
Engine difficult
to start or loses
power.
Engine operates
erratically.
Engine idles poorly.
Engine skips at
higher speeds.
38 / 148
PROBABLE CAUSE
Incorrect starting procedure
Choke lever is not in the correct
position.
Fuel tank is empty.
Air filter element is clogged.
Spark plug loose.
Spark plug wire loose or
disconnected from plug.
Spark plug gap is incorrect.
Spark plug is defective
Carburetor is flooded with fuel
Faulty ignition module
Dirt, water, or stale fuel tank.
Vent hole in fuel tank cap is
plugged
Air filter element is clogged.
Spark plug is defective.
Spark plug gap is incorrect.
Air filter element is clogged.
Air filter element is clogged.
Air slots in engine shroud are
clogged.
Cooling fins and air passages
under engine blower housing are
clogged.
Gap between electrodes of spark
plug is too close.
CORRECTIVE ACTION
Follow the chapter Start the engine.
Move choke lever to correct position.
Fill tank with fuel.
Clean air filter element
Tighten the spark plug to the recommended torque
- see Specifications
Install spark plug wire on spark plug.
Set the correct gap between the electrodes - see
Specifications
Install new, correctly gapped plug
Remove air filter element, spark plug and pull
starter rope continuously until carburetor clears
itself and install air filter element, and cleaned
spark plug back. Start without choke.
Contact the authorized service agent.
Drain fuel and clean tank. Fill tank with clean, fresh
fuel
Clean or replace fuel tank cap.
Clean air filter element.
Install new, correctly gapped plug
Set the correct gap between the electrodes - see
Specifications
Clean air filter element
Clean air filter element
Remove debris from slots.
Remove debris from cooling fins and air passages.
Set the correct gap between the electrodes - see
Specifications