Comet KP-Serie Bedienungs- Und Wartungsanleitung Seite 26

PROBLEM
No water comes out of the
nozzle or flow rate is poor.
Water leaking from under the
high pressure cleaner.
The high pressure water
c l e a n e r s t o p s d u r i n g
operation
T h e c l e a n e r r e s u m e s
operation spontaneously
when it is in Total Stop
mode.
When the master switch (1) is
turned on, the engine hums
but does not start up.
The cleaner does not deliver
hot water
Warning light (36) flashing
(three-phase models only).
26
CAUSE
No water.
Priming too deep.
Clogged water nozzle.
Backflow hydraulic device
fault.
Safety valve triggered.
A safety device has been
tripped in the system where
the cleaner is connected (a
fuse, differential switch, etc.).
The thermal or amperometric
protector has tripped.
Leaks and/or drips in the
delivery circuit.
Unsuitable electrical system
and/or extension lead
There is not enough fuel in the
tank (warning light 38 is lit).
The fuel filter is dirty.
The boiler's safety thermostat
has tripped.
Phase reversal in the plug or
socket of the high pressure
cleaner.
SOLUTION
Check that the mains water tap is fully open
or the suction pipe can prime.
Check that the priming depth complies
with the data given in the paragraph
"TECHNICAL CHARACTERISTICS AND
SPECIFICATIONS".
Clean and/or replace the nozzle as
instructed in "ROUTINE MAINTENANCE".
Refer to the relative manual.
IF THIS HAPPENS PERSISTENTLY DO NOT
USE THE HIGH PRESSURE CLEANER BUT
CONTACT A QUALIFIED TECHNICIAN.
Reset the safety device. SHOULD IT TRIP
AGAIN, DO NOT USE THE CLEANER AND
CONTACT A QUALIFIED TECHNICIAN.
Follow the instructions given in the
"SAFETY DEVICES" paragraph.
Inspect the delivery circuit for leaks.
Check the instructions for connecting
up to the mains power supply have
been followed correctly (refer to the
INSTRUCTIONS MANUAL – SAFETY
INSTRUCTIONS), especially as regards the
use of an extension lead.
Top up with fuel.
F o l l o w t h e i n s t r u c t i o n s i n
"SUPPLEMENTARY MAINTENANCE".
Leave the cleaner to cool down for a few
minutes so the safety device can reset.
SHOULD IT TRIP AGAIN, DO NOT USE THE
CLEANER AND CONTACT A QUALIFIED
TECHNICIAN.
Follow the instructions given in the
"PRELIMINARY OPERATIONS" paragraph.