Water Supply - Kärcher K 7.75 M Bedienungsanleitung

Water supply

According to the applicable regula-
tions, the appliance must never be
used on the drinking water net
without a system separator. Use a
suitable system separator manufactured by
Kärcher; or, as an alternative, a system
separator as per EN 12729 Type BA.
Water supply from mains
For connection values, see type plate/tech-
nical data.
Observe regulations of water supplier.
Unwind the garden hose from the hose
drum.
Connect the quick coupling of the water
hose to the water tap.
Caution
Never operate the high-pressure cleaner
when the tap is turned off as dry running will
damage the HP pump.
Drawing in water from open reservoirs
When fitted with the appropriate accesso-
ries, this high-pressure cleaner can draw in
surface water, e.g. from water butts or
ponds (max. suction height 0.5 m).
Figure L
Remove the water inlet hose from the
appliance.
Unscrew suction hose connection cap.
Place cap on water connection and turn
by 90° until it locks into place.
Attach Kärcher suction hose with filter
(Optional accessory, order no. 4.440-
238) to the suction hose connection and
suspend into the rain barrell.
Remove air from appliance before oper-
ation.
Switch on the appliance without con-
nection the HP hose and run it until the
water discharging from the HP outlet is
free of bubbles. Switch off appliance
and reconnect HP hose.
Note: Fill suction hose with water be-
fore use, this will help ventilate the
pump of air.
16
English
Operation with garden hose
The water supply hose on the hose drum
can also be used as a garden hose exten-
sion without turning the system on.
Figure M
Unscrew suction hose connection cap.
Screw conventional quick coupling (not
supplied) onto the suction hose connec-
tion.
Connect the garden hose (not supplied)
with quick coupling and water tap.
Start up
Unwind the HP hose from the hose reel.
Push the appropriate spray lance on to
the trigger gun and fasten it by turning it
through 90°.
Open tap.
Plug in the main plug.
Set main switch to "I/ON".
Press safety catch on the trigger gun to
release it and pull lever.
High pressure operation
Risk of injury
The trigger gun 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 trigger gun and spray lance
firmly.
Spray lance with pressure regulation
Carrying out the most common cleaning
tasks. The work pressure can be stageless-
ly regulated between "Min" and "Max".
Release the lever on the trigger gun.
Turn the spray lance to the desired po-
sition.
Spray lance with dirt blaster
For strong contaminations.