Comet K 250 STATIC, Instruction Manual

Page: 25 / 76

25
English
PROBLEMS CAUSES REMEDIES
Low detergent suction
(when the relevant
optional accessory
is on)
Nozzle holder head (15) not in
low-pressure mode (Fig. 3 -
Position “b”.
Refer to Fig. 3 - Position “a”.
Detergent suction filter clogged. Refer to the instruction manual of the
optional accessory.
Detergent too viscous. Use a detergent recommended by the
Manufacturer, and dilute in accordance
with plate instructions.
No water comes out of
the nozzle.
No water. Make sure the water mains tap is
completely open or the suction hose
can prime.
Faulty operation of the backflow
preventer device (if any).
See table in relative instruction manual.
Too much suctioning depth. Make sure the priming depth is in
conformity with the indications of the
“SPECIFICATIONS AND TECHNICAL
DATA” paragraph.
Water nozzle clogged. Clean and/or replace the nozzle
as indicated in the “ROUTINE
MAINTENANCE” paragraph.
The machine stops
during operation.
Tripping of the system cut-out
device (fuse, RCCB, etc.) to which
the machine is connected.
Reset the cutout device.
In case this trips again, do not
use the machine and contact a
Specialized Technician.
Tripping of the ampere cut-out
protection device.
Follow the indications of the
“SAFETY
DEVICES” paragraph.
The machine starts
again spontaneously
from Total Stop
condition.
Leaking and/or dripping in the
delivery circuit.
Check the integrity of the delivery circuit.
When the master
switch (1) is turned,
the motor hums but
does not start.
Electrical system and/or
extension inadequate.
Make sure the power line connection
instructions have been followed (see
the “INSTRUCTION MANUAL - SAFETY
WARNINGS”
), with special reference to
the extension used.
EN