Kärcher K 4.91 M Mode D'emploi page 12

Start up
" Screw HP hose on to HP outlet on appli-
ance.
" Push the appropriate spray lance on to
the handgun and fasten it by turning it to
the right through 90°.
" Open tap.
" Plug in mains plug.
" Set main switch to "I/ON".
" Press safety catch on the handgun to re-
lease it and pull lever.
High pressure operation
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.
Spray lance with Variopower nozzle
" Carrying out the most common cleaning
tasks.
Operation with detergents is possible
with low pressure (–)
Spray lance with dirt blaster
" for particularly stubborn stains.
Operation with detergents not possible
Operation with detergent
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.
" Turn Variopower nozzle until lowest
pressure setting has been reached (–).
DT take-up from container
" Pull the required length of the DT suction
hose from the housing.
" Place the end the DT suction hose in a
container with DT solution.
Recommended Cleaning Method
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).
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English
2 Wash off the loosened dirt using the
high-pressure jet.
Interrupting operation
" Release the lever on the handgun.
" During breaks, use the safety catch to
secure the handgun lever.
" During longer breaks (more than 5 min-
utes), also turn the appliance off using
the ON/OFF switch.
Finish operation
" If detergent has been added: Suspend
detergent suction hose in a container
filled with clear water, switch the appli-
ance on for around 1 minute once the
spray lance has been removed and rinse
until water runs clear.
" Release the lever on the handgun.
" Switch the appliance switch to "0/OFF".
" Turn off tap.
" Press the lever on the handgun to re-
lease any remaining pressure in the sys-
tem.
" Disconnect the appliance from the water
supply.
" Detach spray lance from the handgun.
" Briefly switch the appliance on ("I/ON"),
press the handgun lever until no further
water is discharged (approx. 1 min).
" Switch the appliance switch to "0/OFF".
" Use the safety catch to secure the hand-
gun lever.
" Pull out the mains plug.
" Store the power cord, the HP hose and
the accessories on the appliance.
Special accessories
Special accessories expand the possibilities
of using your appliance. Please contact your
Kärcher dealer for further information.