Fault
When the cleaner is switched
on the motor buzzes without
starting
The motor switches off
When a cleaning agent injector
(optional accessory) is used,
cleaning agent is not supplied
40
Cause
> The mains voltage is too low
or there is a phase failure.
> The pump is blocked or
frozen
> Incorrect cross-section or
length of the extension lead
> The switch is in position 'M'
and the cleaner has not
been used for more than 5
minutes
> The overload protection has
been activated due to
overheating or overloading
of the motor
> High-pressure nozzle is dirty
> Injector is dirty or suction
hose is blocked
> Cleaning agent tank is
empty
> The twist grip on the spray
pipe is not set to low
pressure
Remedy
•
Have the electrical
connection checked
•
Contact the Alto customer
service
•
Use lead with correct cross-
section or length
•
Operate the main switch
again
•
Check that the mains voltage
and the cleaner voltage are
the same. Switch off the
cleaner and allow it to cool
for at least 3 minutes
•
Change the high-pressure
nozzle
•
Clean
•
Fill the cleaning agent tank
•
Turn the twist grip on the
spray pipe anti-clockwise as
far as possible