17
EN
PROBLEMS CAUSES REMEDIES
The high-pressure water cleaner
does not reach maximum
pressure.
Nozzle head (16) in low pressure
PICT.3-b
.
Carry out the operation indicated
in
PICT. 3-a
.
Nozzle worn-out. Replace the nozzle following that
indicated in paragraph
“ROUTINE
MAINTENANCE”
.
Insucient water supply Make sure that the tap is
fully open and that the flow
rate of the mains water is in
accordance with that indicated
in paragraph
“TECHNICAL
CHARACTERISTICS AND
SPECIFICATIONS”
.
Poor detergent suction. Nozzle head (16) is not in low
pressure
PICT.3-a
.
Carry out the operation indicated
in
PICT.3-b.
No detergent into the tank Add detergent in the tank.
Excessive detergent viscosity Use a detergent recommended
by the manufacturer, maintaining
the dilution indicated on the label.
Water does not exit the nozzle. No Water Check that the mains tap is fully
open or that the suction pipe
can prime.
Blocked nozzle Clean and/or replace the nozzle as
indicated in paragraph
“ROUTINE
MAINTENANCE”
.
The high-pressure water cleaner
stops while operating.
The safety device of the system
to which the high-pressure water
cleaner is connected has cut-in
(fuse, dierential switch, etc.).
Reset the safety device.
IF IT CUTSIN AGAIN, DO NOT
USE THE HIGHPRESSURE WATER
CLEANER AND CONTACT A
QUALIFIED TECHNICIAN.
Amperometric safety device has
cut-in.
Follow that indicated in paragraph
“SAFETY DEVICES”
.
The high-pressure water cleaner
starts spontaneously (during
TOTAL STOP
condition).
Leaks and/or dripping in the
delivery circuit.
Check the condition of the
delivery circuit.
When turning the master
switch(2) the motor hums but
does not
start.
Unsuitable electrical system and/
or extension lead.
Check that the electrical
connections have been made
correctly (see
INSTRUCTION
MANUAL SAFETY WARNINGS
),
with particular reference to the
extension lead used.