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4
Extension cables should be of
a watertight construction and
comply with the below-men-
tioned requirements for length
and cable dimensions.
1.0 mm² max. 12.5 m
1.5 mm² max. 20 m
2.5 mm² max. 30 m
z Cable connections should be
kept dry and off the ground.
Mains power connection
The following should be ob-
served when connecting the
high pressure washer to the
electric installation:
z Only connect the machine to
an installation with earth con-
nection.
z The electric installation shall
be made by a certifi ed elec-
trician.
z It is strongly recommended
that the electric supply to this
machine should include a re-
sidual current device (GFCI).
Water connection
Connection to
the public mains
according to regu-
lations.
This high pres-
sure washer is only allowed to
be connected with the drinking
water mains, when an appro-
priate backfl ow preventer has
been installed, Type BA accord-
ing to EN 1717. The backfl ow
preventer can be ordered under
number 106411177. The length
of the hose between the back-
fl ow preventer and the high
pressure washer must be at
least 10 metres to absorb pos-
sible pressure peaks (min diam-
eter ½ inch).
Operation by suction (for ex-
ample from a rainwater vessel)
is carried out without backfl ow
preventer. Recommended suc-
tion set: 126411387.
As soon as water has fl own
through the BA valve, this water
is not considered to be drinking
water any more.
IMPORTANT! Only use wa-
ter without any impurities. If
there is a risk of running sands
in the inlet water (i.e. from your
own well), an additional fi lter
should be mounted.
Repair and maintenance
WARNING! Always remove the
electric plug from the socket be-
fore carrying out maintenance
work on the machine.
Safety devices
Locking device on spray gun
(7a) (see foldout at the end of
this manual):
The spray gun features a lock-
ing device. When the pawl is
activated, the spray gun cannot
be ope rated.
Thermal sensor:
A thermal sensor protects the
motor against overloading. The
machine will restart after a few
minutes when the thermal sen-
sor has cooled.
Pressure safety device
An integrated hydraulic safety
valve protects the system from
excessive pressure.
2 Description
2.1 Application This high-pressure washer has
been developed for domestic
use within:
- Car, motorbike, boat, cara-
van, trailer, patio/drive/fl ag-
stones, woodwork, brickwork,
barbecue, garden furniture,
lawn mower
Section 5 describes the use of
the high-pressure washer for
vaious cleaning jobs.
Only use the high-pressure
washer for purposes described
in this manual.
The safety precautions must be
observed to prevent damage
to the machine, the surface to
be cleaned or severe personal
injuries.