Interrupting Operation; Finish Operation; High Pressure Operation; Operation With Detergent - Kärcher K 4.92 M Operating Instructions Manual

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.
" Turn the Variopower nozzle to high pres-
sure (+) position.
Spray lance with dirt blaster
For strong contaminations.

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 suction infeed from DT tank
" During low pressure operation, deter-
gent is automatically drawn in from the
filled detergent tank.
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).
2 Wash off the loosened dirt using the
high-pressure jet.
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English

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.