Trouble Shooting Guide - Alto Excellent 125/135 Manual De Instrucciones

7.0 Trouble shooting guide

To avoid unnecessary disappointments, you should check the following before contacting the ALTO service
organization:
Symptom
Machine refuses to start
Fluctuating pressure
Motor busses
Machine stops
Fuse blows
Machine pulsating
Machine often starts
and stops by itself
Machine starts, but
no water comes out
In case problems other than the above occur, please contact your local ALTO distributor.
Customer services (UK only):
Customer service (AUS):
8
Cause
Machine not plugged in
Defective socket
Fuse has blown
Defective extension cable
Pump sucking air
Valves dirty, worn out
or stuck
Pump seals worn out
Low voltage or
low temperature
Fuse has blown
Incorrect mains voltage
Thermal sensor activated
Nozzle partially blocked
Fuse too small
Air in inlet hose/pump
Inadequate supply of
mains water
Nozzle partially blocked
Water fi lter blocked
Hose kinked
Pump/spray gun is
leaking
Pump/hoses or accessory
frozen
No water supply
Water fi lter blocked
Nozzle blocked
ALTO Cleaning Systems Ltd.
Gilwilly Industrial Estate
Penrith, Cumbria CA11 9BN
ALTO Overseas Inc.
1B/8 Resolution Drive
P.O. Box 797
Caringbah, N.S.W. 2229
Recommended action
Plug in machine.
Try another socket.
Replace fuse. Switch off other machines.
Try without the extension cable.
Check that hoses and connections are air-
tight.
Clean and replace or refer to local ALTO
distributor
Clean and replace or refer to local ALTO
distributor.
Activate the trigger of the spray gun.
Replace fuse. Switch off other machines.
Check that the mains voltage corresponds
to specifi cation on the model tag.
Leave the washer for 5 minutes to cool down.
Clean the nozzle (see section 4.1)
Change to an installation higher than the
amp. consumption of the machine.
You may try without the extension cable.
Allow machine to run with open trigger until
regular working pressure resumes.
Check that the water supply corresponds to
specifi cations required (see model tag)
NB! Avoid using long, thin hoses (min. 1/2")
Clean the nozzle (see section 4.1)
Clean the fi lter (see section 4.2)
Straighten out hose.
Contact your nearest ALTO Service Centre.
Wait for pump/hoses or accessory to thaw.
Connect inlet water.
Clean the fi lter (see section 4.2)
Clean the nozzle (see section 4.1)
Phone: 01 768 868 995
Phone: 02 9524 6122
EN