18
TROUBLESHOOTING
WARNING!
With the exception of
the settings explained in
this operation manual
repairs should never be
attempted by the user
himself.
Leave all repairs to a
qualified Alto technician
or an authorised skilled
person.
The following notes will
help you with troubles-
hooting. Should it
nevertheless still not be
possible to remedy the
fault please contact
Alto’s technical service
department.
For work on the petrol engine contact an authorised Briggs & Stratton
workshop.
Fault
Petrol engine does not
start
Reduced suction
capacity
Reduced sweeping
capacity
Machine without
electrical function
Cause
see engine manufacturer’s operation manual
> Cassette filter full
> Worn brushes
> Dirt tank full
> Battery connection
leads loose (KSE)
> Battery flat
> Key not inserted into
key-operated switch
and turned to
position ‘I’
Remedy
•
Clean or replace
cassette filter
•
Adjust or replace
brushes
•
Empty dirt tank
•
Tighten battery
connections
•
Charge battery
•
Turn key clockwise
