AL-KO 141B User Manual page 40

GB
Malfunction
Engine does not start, or
only starts with difficulty.
Engine starts, but the en-
gine output is low.
Engine not running
smoothly and engine
speed not increasing
when the throttle is ap-
plied.
Engine exhaust smoking
heavily, appears blue.
Engine starts abnormally
and vibrates strongly.
38
Cause
Engine start was not carried out
properly.
Spark plug is dirty, defective or
the electrode gap is not right.
Air filter is dirty.
Fuel filter is worn.
Carburettor settings are not cor-
rect.
Choke lever is in CHOKE posi-
tion.
Choke lever is in CHOKE posi-
tion.
Air filter is dirty.
Fuel filter is worn.
Carburettor settings are not cor-
rect.
Spark plug is dirty, defective or
the electrode gap is not right.
Carburettor settings are not cor-
rect.
Amount of oil in the petrol/oil
mixture is too high.
Carburettor settings are not cor-
rect.
Brushcutter/engine parts have
come loose and/or are dam-
aged.
Remedy
see chapter 6.2 "Starting/stopping
the engine", page 34
see chapter 8.3 "Servicing the spark
plug (17)", page 36
Cleaning/replacing the air filter (15)
see chapter 8.2 "Checking/replacing
fuel filter (16)", page 36
Contact an authorised service work-
shop.
Move choke lever to RUN.
Move choke lever to RUN.
see chapter 8.1 "Cleaning/replacing
the air filter (15)", page 35
see chapter 8.2 "Checking/replacing
fuel filter (16)", page 36
Contact an authorised service work-
shop.
see chapter 8.3 "Servicing the spark
plug (17)", page 36
Contact an authorised service work-
shop.
Pour in petrol/oil mixture with correct
mixture ratio.
see chapter 5.1 "Mixing and pouring
in the petrol/oil mixture", page 33
Contact an authorised service work-
shop.
1. Stop engine.
2. Inspect brushcutter for damage.
3. Inspect the spark plug, see
chapter 8.3 "Servicing the spark
plug (17)", page 36
4. Contact an authorised service
workshop.
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Help in case of malfunctions