Maintenance; Troubleshooting - Urrea HL1075 Manual De Usuario Y Garantía

STORAGE
1. Switch the appliance "OFF".
2. Remove the plug from the socket.
3. Turn off the water supply tap.
4. Discharge the residual pressure from the
gun until all the water has come out of the
nozzle.
5. Drain the detergent tank.
6. Engage the gun safety catch.
REFILLING AND USING DETERGENT
When using detergent, the adjustable nozzle
must be set on "−". Fill the tank with highly
degradable detergent.
RECOMMENDED CLEANING PROCEDURE
Dissolve dirt by applying the detergent mixed
with water to the surface while still dry.
When dealing with vertical surfaces work
from the bottom upwards.
Leave the detergent to act for 1-2 minutes
but do not allow the surface to dry. Starting
from the bottom, use the high pressure jet
at a minimum distance of 30 cm. Do not al-
low the rinse water to run onto unwashed
surfaces.

MAINTENANCE

Any maintenance operations not covered by
this chapter should be carried out by an Au-
thorized Service Center.
WARNING: Always disconnect the plug
from the power socket before carrying out
any work on the appliance.
CLEANING THE NOZZLE
Disconnect the lance
from the nozzle.
Remove any dirt deposits
from the nozzle hole us-
ing the tool.
E N G L I S H •
CLEANING THE FILTER
Clean the suction filter and the detergent fil-
ter after every 50 hours of operation.
UNJAMMING THE MOTOR
In case of lengthy stoppages, limescale sedi-
ments may cause the motor to seize. To unjam
the motor, turn the drive shaft with a tool.

TROUBLESHOOTING

PUMP DOES NOT REACH WORKING PRES-
SURE
Nozzle worn: Replace nozzle.
Water filter fouled: Clean filter.
Water supply pressure low: Turn on water sup-
ply tap fully.
Air being sucked into system: Check tightness
of hose fittings.
Air in pump: Switch off the appliance and keep
depressing and releasing the gun trigger until
the water comes out in a steady flow. Switch
the appliance back on again.
Adjustable nozzle not positioned correctly:
Turn the adjustable nozzle (+).
PRESSURE DROPS DURING USE
Water intake from external tank: Connect ap-
pliance to the mains water supply.
Intake water too hot: Reduce temperature.
Nozzle clogged: Clean nozzle.
MOTOR "SOUNDS" BUT FAILS TO START
Insufficient power supply: Check that the volt-
age of the mains power supply line is the same
as that on the plate.
Voltage loss due to use of extension cable:
Check characteristics of extension cable.
Appliance not used for a long period of time:
Contact your nearest Authorized Service Cent-
er.
Problems with TSS device: Contact your near-
est Authorized Service Center.
MOTOR FAILS TO START
No electrical power: Check that the plug is
firmly in the socket and that the mains voltage
supply is present.
Problems with TSS device: Contact your near-
est Authorized Service Center.
Appliance not used for a long period of time:
Using the tool unjam the motor from the hole
U se r's m a nua l
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