8
8.0 Trouble shooting guide
EN
To avoid unnecessary disappointments, you should check the following before contacting the
Nilfi sk-ALTO service organisation:
Symptom Cause
Recommended
action
Machine refuses to start
Machine not plugged in
Plug in machine.
Defective socket
Try another socket.
Fuse has blown
Replace fuse. Switch off other machines.
Defective extension cable
Try without the ex ten sion cable.
Machine stops
Fuse has blown
Replace fuse. Switch off other machines.
Incorrect mains voltage
Check that the mains voltage corresponds to
specifi cation on the model tag.
Thermal sensor activated
Wait - the machine will start after a few
minutes.
WARNING!
The trigger of the spray gun
must not be activated.
Fuse blows
Fuse too small
Change to an installation higher than the
amp. consumption of the machine.
You may try without the extension cable.
Machine pulsating
Air in inlet hose/pump
Allow machine to run with open trigger until
regular working pressure resumes.
Inadequate supply of
Check that the water supply corresponds to
mains water
specifi cations required (see model tag)
NB!
Avoid using long, thin hoses (min 1/2")
Nozzle partially blocked
Clean the nozzle (see section 4.1)
Water fi lter blocked
Clean the fi lter (see section 4.2)
Hose kinked
Straighten out hose.
High pressure hoses too long Disconnect high pressure extension hoses
and retry. (Extension hose max. 7 m).
Machine often starts
Pump/spray gun is
Contact your nearest Nilfi sk-ALTO Service
and stops by itself
leaking Centre.
Machine starts, but
Pump/hoses or accessory
Wait for pump/hoses or accessory to thaw.
no water comes out
frozen
No water supply
Connect inlet water.
Water fi lter blocked
Clean the fi lter (see section 4.2)
Nozzle blocked
Clean the nozzle (see section 4.1)
Pump pressure drops
Button for regulation of
Adjust the button to correct working pressure.
pressure / water volume not
correctly
adjusted
In case problems other than the above occur, please contact your local Nilfi sk-ALTO distributor.
