13
7.0 Troubleshooting and correction
GB
You have chosen the best quality and therefore deserve the best service. To avoid unnecessary disap-
pointments, you should check the following before contacting the nearest ALTO service organisation:
Fault
Cause
Correction
Machine will not start
A fuse has blown
Change the fuse
Power/plug not connected
Connect power/plug
Defective extension cable
Try without extension cable
Defective socket
Try another socket
Machine stops shortly
Extension cables not cor-
Remove extension cable or use correct
after the start
rectly dimensioned
cable dimension (see sec. 2.1).
Wait 1 minute and try to restart machine.
Wrong mains voltage
Check that the mains voltage corresponds
to the data on the model tag (see sec. 1.1).
Fuses blow
Change to an installation corresponding
to the ampere consumption of the machine
at a minimum.
Pressure fluctuating
Water supply too low
Dismount water hose and check the
and pulsating
water volume (min. 15 l/min.) NB: Avoid
long thin hoses (min. 3/4").
Water filter clogged up
Clean the filter (see sec. 6.0).
Pressure varies from
Nozzle partly blocked
Clean the nozzle (see sec. 6.1).
max. to min.
High pressure hoses too
Dismount high pressure extension hoses
long
and retry. Extension hose max. 50m.
NB: Avoid long extension hoses with
many couplings.
(in suction mode)
Suction height too high or
Read section. 5.0
water too hot
No working pressure
Nozzle clogged up
Clean the nozzle (see sec. 6.1)
No inlet water
Check inlet water
Hoses/spray lance frozen
Let them thaw out
up
Should other malfunctions occur than those mentioned above, please contact the nearest ALTO service
organisation.
Customer services (UK only):
ALTO Cleaning Systems Ltd.
Phone: 01 768 868995
Gilwilly Industrial Estate
Penrith, Cumbria CA11 9BN
