GB
Malfunction
Mowing result is uneven.
Rechargeable battery oper-
ating time is significantly
shorter.
Appliance vibrates or the
volume is too high.
Rechargeable battery can-
not be charged or low bat-
tery voltage
NOTE
If you encounter any malfunctions that are not listed in this table or that you cannot rectify
yourself, please contact our customer service.
60
All manuals and user guides at all-guides.com
Cause
Mowing time is too short.
Mowing area is too large.
Cutting height level is too
low.
The cutting blades are blunt.
Cutting height level is too
low.
Grass is too long or too wet.
Imbalance on the cutting
blade or in the cutting blade
drive
■
The charging contacts of
the base station are dirty.
■
The contact surfaces on
the appliance are soiled.
Base station has no power.
■
The appliance does not
touch the charging con-
tacts.
■
The contact surfaces on
the appliance are burned
out.
The service life of the re-
chargeable battery has ex-
pired.
The charging electronics are
faulty.
Help in case of malfunction
Remedy
Program longer mowing times.
Reduce the mowing area.
Increase the cutting height, then lower
in stages to the required height.
Turn over or replace cutting blades if
necessary.
Increase the cutting height, then lower
in stages to the required height.
■
Let the grass dry.
■
Set the cutting height to a higher
level.
■
Clean the mower deck.
■
Contact an AL-KO service centre.
Clean the charging contacts and contact
surfaces.
Connect the base station to the power
source.
■
Place the appliance in the base sta-
tion and check that the charging
contacts make contact.
■
Contact an AL-KO service centre.
Contact an AL-KO service centre.
Contact an AL-KO service centre.
Robolinho 500E/500I