12
English
TROUBLESHOOTING
Problem
Pump does not reach working
pressure
Pressure drops during use
Motor "sounds' but fails to start
Motor fai s to start
Water leakage
Appliance nois
Oil leaka
TSS versions only: motor starts
even with gun trigger is re eased
TSS versions only: no water deliv-
ery when gun trigger is depressed
(with su hose connected)
Possible causes
Nozzle worn
Water filter fouled
Water sup pressure low
Air bein sucked intos tem
Air in pump
Adjustable nozzle not positioned corre
Water intake from external tank
ntake water too hot
Nozzle clogged
Insufficient power supply
Voltage loss due to use of extension cable
Appliance not used for a long period of time
Problems with TSS device
No electrical power
Problems with TSS device
Appliance not used for a long period oft me
Seals worn
Water too hot
Seals worn
Nozz e clogged
High pressure system or pump hydraulic circuit not
waterti ht
Nozzle clogged
Remedy
Replace nozzle
Clean filter (fig.5)
Turn on water suppl tap fully
Checkr htness ofhose fittin s
Switch off the appliance and keep depressing and release
ing the gun trigger until the water comes out in a steady
flow. Switch the appliance back on again.
Turn the adjustable nozzle 3)
Connect ap iance to the mains water su
Reduce tem ture
Clean nozzle (fig.5)
Check that the of the mains power supply line is
the same as that on the late(f .21
Check characteristics of extension cable
Contact your nearest Authorized Service Centre
Contact our nearest Authorized Service Centre
Check that the plug is firmly in the socket and that the
mains voltage supply is present
Contact your nearest Authorized Service Centre
using the tool (L) unjam the motorfrom the ho e at the
rear of the appliance (in models with this feature) (fig.5)
Have the sea s replaced at your nearest Authorized
Service Centre
Reduce temperature {see technical data
Contact our nearest Authorized Service Centre
Clean nozzle (figs)
Contact your nearest Authorized Service Centre
Clean nozzle (fig5)
f the motor starts and does not restart during operation, wait 2-3 minutes before repeating the start-up procedure (overload cutout has been tripped)
If the problem recurs more than once, contact your nearest Authorized Service Centre.
90747_HW1311.indb 12
2-07-2008