Oleo-Mac PW 175C Manuel D'utilisation Et D'entretien page 17

PROBLEMS
The high-pressure water cleaner
does not reach maximum
pressure.
Poor detergent suction.
Water does not exit the nozzle.
The high-pressure water cleaner
stops while operating.
The high-pressure water cleaner
starts spontaneously (during
condition).
TOTAL STOP
When turning the master
switch (2) the motor hums but
does not
start.
CAUSES
Nozzle head (16) in low pressure
.
(PICT. 3-b)
Nozzle worn-out.
Insufficient water supply
Nozzle head (16) is not in low
pressure .
(PICT. 3-a)
No detergent into the tank
Excessive detergent viscosity
No Water
Blocked nozzle
The safety device of the system
to which the high-pressure water
cleaner is connected has cut-in
(fuse, differential switch, etc.).
Amperometric safety device has
cut-in.
Leaks and/or dripping in the
delivery circuit.
Unsuitable electrical system and/
or extension lead.
REMEDIES
Carry out the operation indicated
in .
PICT. 3-a
Replace the nozzle following that
indicated in paragraph
"ROUTINE
.
MAINTENANCE"
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
" T E C H N I C A L
C H A R A C T E R I S T I C S A N D
.
SPECIFICATIONS"
Carry out the operation indicated
in
PICT. 3-b.
Add detergent in the tank.
Use a detergent recommended
by the manufacturer, maintaining
the dilution indicated on the label.
Check that the mains tap is fully
open or that the suction pipe
can prime.
Clean and/or replace the nozzle as
indicated in paragraph
"ROUTINE
.
MAINTENANCE"
Reset the safety device.
IF IT CUTS-IN AGAIN, DO NOT
USE THE HIGHPRESSURE WATER
CLEANER AND CONTAC T A
QUALIFIED TECHNICIAN.
Follow that indicated in paragraph
.
"SAFETY DEVICES"
Check the condition of the
delivery circuit.
C h e c k t h a t t h e e l e c t r i c a l
connections have been made
correctly (see
INSTRUCTION
MANUAL - SAFETY WARNINGS
with particular reference to the
extension lead used.
GB
),
17