Maintenance; Cleaning Of Nozzle - Berner BHPC 150-1 Manual De Instrucciones

7 Maintenance

7.1 Cleaning of water inlet
fi lter

7.2 Cleaning of nozzle

7.3 Cleaning of machine
vents
7.4 Greasing of couplings
Original Instructions
128303560_BHPC_150-1.indb 29 128303560_BHPC_150-1.indb 29
WARNING! Always disconnect
the electrical plug from the
socket prior to maintenance or
cleaning.
To ensure a long and problem
free working life, please take
the following advice:
 Wash off water hose, high
pressure hose, spray lance
and accessories before
mounting.
The machine should be kept
clean so as to let cooling air
To ensure easy connection and
that o-rings do not dry up, the
BHPC 150-1
 Clean the connectors of dust
and sand.
 Clean the nozzles.
Any repair should always be
made in an authorized work-
shop with original spare parts.
Clean the water inlet fi lter regu-
larly once a month or more fre-
quently according to use. Care-
fully loosen the fi lter with a pair
of pliers and clean it. Check that
it is intact before re-mounting it.
The inlet fi lter must always be
fi tted inside the water inlet pipe
to fi lter out sand, limestone and
other impurities, as they will
damage the pump valves.
CAUTION: Failure to fi t the fi lter
will invalidate the guarantee.
A clogging up in the nozzle
causes a pump pressure which
is too high. This is why cleaning
is required immediately.
1. Stop the machine and dis-
connect the nozzle.
2. Clean the nozzle. IMPOR-
TANT: The cleaning tool (10)
should only be used when
the nozzle is detached!
3. Flush the nozzle backwards
with water.
pass freely through the ma-
chine vents.
couplings should be greased
regularly.
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