Kärcher 397 M plus, User Manual

Page: 5 / 16

5
Warning signs on the unit
Never direct the high-pressure
jet at human beings, animals,
the unit itself or at electrical
parts.
Safety devices
Safety devices serve to protect against injuries
and must not be changed or circumvented.
Relief valve with pressure switch
When the lever on the handgun is released the
pressure switch switches off the pump and the
high-pressure jet ceases. When the lever is
pulled the pressure switch switches on the
pump again.
Moreover, the relief valve prevents the
permissible operating pressure from being
exceeded.
Safety button
The safety button on the handgun prevents
inadvertent switching on of the unit.
ENVIRONMENTAL PROTECTION
Dispose of packaging
The packaging materials are recyclable. Please
hand in the packaging for recycling.
Dispose of old equipment
You can obtain information about environment-
protecting disposal from your Kärcher dealer.
Save water
In comparison to other cleaning methods, by the
use of this unit you save up to 85 % of the water
otherwise needed. The unit can also be
operated with rain-water (use a water filter).
Ease the burden on waste water
Please use the cleaning agents sparingly.
Observe the dosage recommendations which
are supplied with the cleaning agents.
BEFORE FIRST USE
Connection requirements
See rating plate or Technical Data for connected
values.
Electrical connection
The voltage shown on the rating plate must
match the supply voltage. The current source
must be properly earthed.
Only use splash-protected extension cable with
a sufficient conductor cross-section
(10 m: 3 x 1.5 mm², 30 m: 3 x 2.5 mm²) and
unwind completely from the cable drum.
Connection to water line
Comply with the stipulations of the water supply
company.
• Water hose (not supplied) must be at least 3/4
inch in diameter.
• Flow rate of water supply must not fall below
2.5 GPM (gallons per minute).
• Flow rate can be determined by running the
water for one minute into an empty“ 5-gallon
container.
• The water supply temperature must not
exceed 104°F/40°C.
• Never use the pressure washer to draw in
water contaminated with solvents, e.g. paint
thinners, gasoline, oil, etc.
• Always prevent debris from being drawn into
the unit by using a clean water source.
SAFETY NOTES