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6
English
Î
Assemble appliance as shown on
page 11.
Note:
When the appliance is delivered, the
HP hose and handgun are not attached.
Please mount these before using the appli-
ance for the first time.
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Push out the safety clip in the handgun
using e.g. a small screwdriver.
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Join High pressure hose and handgun
together.
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Push clip in until it engages and check
that it is securely fastened by pulling on
the High pressure hose.
For connection values, see type plate/tech-
nical data.
Observe regulations of water supplier.
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Use a fibre-reinforced hose (not included)
with a standard coupling:
- Minimum diameter, 1/2 inches (13 mm)
- Minimum length, 7.5 m
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Screw the coupling unit (supplied) to the
water connection on the appliance.
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Push the water supply hose onto the
coupling unit, then connect it to the tap.
몇
Caution
Never operate the high-pressure cleaner
when the tap is turned off as dry running will
damage the High pressure pump.
If the water supply is not clean, the Kärcher
water filter must be used (special accessory
- order No. 4.730-059).
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Screw high pressure hose on to high
pressure outlet on appliance.
Î
Push the appropriate spray lance on to
the handgun and fasten it by turning it
through 90°.
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Open tap.
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Plug in the main plug.
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Set main switch to “I/ON”.
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Press safety catch on the handgun to
release it and pull lever.
몇
Risk of injury
The handgun is subjected to a recoil force
when the water jet is discharged. Make sure
that you have a firm footing and are also
holding the handgun and spray lance firmly.
Carrying out the most common cleaning
tasks.
Î
Turn the Variopower nozzle to high
pressure (+) position.
For strong contaminations.
Note
Detergent can only be added when the appli-
ance is being operated in low pressure mode.
All washing brushes supplied by Kärcher
are designed for use with detergents.
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Detach spray lance from the handgun
A low-pressure jet is generated if the
spray lance is not attached to the hand-
gun.
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Fill the detergent tank with detergent
tablet and water or detergent
concentrate and water (Observe
metering recommendations on the
packaging label of the detergent.)
Î
During low pressure operation, deter-
gent is automatically drawn in from the
filled detergent tank.
1 Spray a small dose of the detergent on
the dry surface, and allow it to react
(make sure the detergent does not dry
up).
2 Wash off the loosened dirt using the high-
pressure jet.
Commissioning and operation
Before Startup
Water supply
Water supply from mains
Start up
High pressure operation
Spray lance with Variopower nozzle
Spray lance with dirt blaster
Operation with detergent
Detergent infeed from detergent tank
Recommended Cleaning Method
Summary of Contents for K 2.91 MD
Page 2: ...2...
Page 10: ...10 English Assembly...
Page 11: ...English 11 Spare Parts...
Page 12: ......