Service & Maintenance - Defort DPW-1850 Bedienungsanleitung

4. The motor stops suddenly
● Thermal safety switch has tripped due to overheat-
ing.
- Check that the mains voltage corresponds to
GB
specifi cations. An extension cable, which is too thin,
and tool long can cause a voltage drop and cause
the motor to overheat. Leave to cool down. Use
heavy duty extension cables.
5. The pump does not reach the necessary pres-
sure.
● Water inlet, fi lter is clogged
- Clean the water inlet fi lter
● Pump sucking air from connections or hoses
- Check that all supply connections are tight
● Suction/ delivery valves are clogged or worn out.
- Check that the water feedinghose is not leaking
● Unloadervalve is stuck
- Clear or respire valves
● Lance nozzle incorrect or worn out
- Loosen and re-tighten regulation screw.
Check and/ or replace.
5. SERVICE & MAINTENANCE
WARNING! Unplug the electric cable (power
source) prior to any maintenance or prepara-
tory storage operations.
Make sure that the machine is not live when carrying
out maintenance work on the motor.
● To ensure good performance, check and clean the
suction and detergent fi lters after every 50 hours of
operation.
● Long periods of disuse may lead to the formation of
lime scale deposits. Working through the hole on the
rear, RELEASE the motor using a screwdriver (for
models with this feature).
Then remove the screwdriver and proceed with the
restart operations.
10
CLEANING
Keep the ventilation slots of the machine clean to
prevent overheating of the engine. Clean the housing
regularly with a soft cloth, preferably every time it is
used. Keep the air vents free from dust and dirt. Re-
move stubborn dirt with a soft rag moistened in soapy
water. Do not use any solvents such as petrol, alcohol,
ammonia, etc. as such substances can damage the
plastic parts.
LUBRICATION
The appliance does not need any extra lubrication.
STORAGE AND TRANSPORTATION
Keep the high pressure washer in well-ventilated dry
premises with temperature not going below +5ºC.
Operate the cleaner with non-corrosive/non-toxic an-
tifreeze before storing for the winter.
FAULTS
If a fault arises through wear in an element, please con-
tact the service address shown on the warranty card.
A drawing of the spare parts that may be obtained is
included at the end of these operating instructions.
ENVIRONMENT
To prevent damage during transport, the appliance is
delivered in a solid packaging which consists largely
of reusable material.Therefore please make use of op-
tions for recycling the packaging.