Owner manual
10 | English 
F 016 L72 355 | (16.8.12) Bosch Power Tools
Power supply
f The voltage indicated on the rating plate must correspond 
to the voltage of the power source.
f We recommend that this equipment is only connected into 
a socket which is protected by a circuit-breaker that would 
be actuated by a 30 mA residual current.
f This is a class I unit and may only be connected to properly 
earthed power sources.
f Remove the plug from socket whenever the machine is left 
unattended for any period.
f The electric supply installation should comply with 
IEC 60364-1.
f If the supply cord is damaged, it must be replaced by the 
manufacturer, its service agent or similarly qualified per-
sons in order to avoid a hazard.
f Never touch the mains plug with wet hands.
f Do not pull plug while operating the device.
f Do not run over, crush or pull the power supply cable or ex-
tension lead, otherwise it may be damaged. Protect the ca-
ble from heat, oil and sharp edges.
f Do not use the appliance, if the power supply cable or im-
portant parts, e. g. high-pressure hose, trigger gun or safe-
ty devices are damaged.
f Warning: Inadequate extension cords can be dangerous.
f If an extension cord is used, the plug and socket must be of 
watertight construction. The extension cord must have a 
cross section in accordance with the operating instruc-
tions and be protected against splashed water. The con-
nection must not be in water.
f When replacing plugs on the power supply cable or exten-
sion lead the spray water guard and mechanical stability 
must remain intact.
Water connection
f Comply with the regulations of your water supply compa-
ny.
f All connecting hoses must have properly sealed joints.
f The appliance should never be used on the drinking water 
supply without a back flow valve. Water which has passed 
the back flow valve is regarded as undrinkable.
f The high-pressure hose must not be damaged (danger of 
bursting). A damaged high-pressure hose must be re-
placed immediately. Only use hoses and connections rec-
ommended by the manufacturer.
f High-pressure hoses, fittings and couplings are important 
for the safety of the appliance. Use only hoses, fittings and 
couplings recommended by the manufacturer.
f Only clean or filtered water should be used for intake.
Application
f Before use, check that the unit and operating equipment 
are in perfect condition and are safe to operate. Do not use 
the unit if it is not in perfect condition.
f Do not direct the jet against yourself or others in order to 
clean clothes or footwear.
f Never draw in solvent-containing liquids, undiluted acids, 
acetone or solvents! This includes petrol, paint thinners, 
heating oil. The sprayed vapour is highly flammable, explo-
sive and toxic.
f The appropriate safety regulations must be observed 
when using the unit in dangerous areas (e.g. petrol sta-
tions). It is forbidden to operate the unit in potentially ex-
plosive locations.
f The unit must be placed on a solid base.
f Only use detergents recommended by the manufacturer 
and comply with the application, disposal and warning in-
structions of the detergent manufacturers.
f All current-conducting components in the working area 
must be protected against splashed water.
f The gun trigger must not be jammed in position “ON” dur-
ing operation.
f Wear suitable protective clothing to protect against 
splashing from some parts. Do not use the appliance within 
the range of persons unless they also wear protective 
clothing.
f High pressure may cause objects to rebound. If necessary 
wear suitable personnel protective equipment such as 
safety goggles.
f Vehicle tyres/tyre valves may only be cleaned from a mini-
mum distance of 30 cm, otherwise the vehicle tyre/tyre 
valve could be damaged by the high-pressure jet. The first 
indication of this is a discoloration of the tyre. Damaged 
vehicle tyres/tyre valves can be extremely dangerous.
f Materials containing asbestos and other materials which 
contain substances which are hazardous to your health 
must not be sprayed.
f Detergents must not be used undiluted. The products are 
safe to use as they contain no acids, alkalis or substances 
which are detrimental to the environment. We recommend 
that the detergents are kept out of the reach of children. If 
detergent comes into contact with the eyes, wash immedi-
ately with plenty of water and if swallowed contact a doctor 
immediately.
f Never use the pressure washer without the filter, a 
dirty filter or a damaged filter. Using the pressure wash-
er without/damaged filter may invalidate the warranty.
f If necessary wear personal protective equipment (PPE) 
e. g. safety goggles, breathing protection etc to protect 
against water, particles and/or aerosols sprayed back from 
parts.
f Metal parts may become hot after prolonged usage, if nec-
essary wear protective gloves.
f Avoid high pressure washing in bad weather conditions es-
pecially when there is a risk of lightening.
Operation
f The operator must use the unit in accordance with the reg-
ulations. He/she must take local conditions into account 
and be aware of other people, especially children, when 
operating the unit.
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