Commissioning And Operation - Kärcher K 2.900M Operating Instructions Manual

Commissioning and operation

Before Startup
Assemble appliance as shown on
page 10.
Note: When the appliance is delivered, the
high pressure hose and handgun are not at-
tached. Please mount these before using
the appliance for the first time.
Push out the safety clip in the trigger
gun using e.g. a small screwdriver.
Join HP hose and trigger gun together.
Push clip in until it engages and check
that it is securely fastened by pulling on
the high pressure hose.
Water supply
The appliance is not suited for use in
the drinking water supply network. It
is necessary to install a suitable sys-
tem separator from Kärcher, if the
device is to be used in the drinking
water supply network.
Water supply from mains
For connection values, see type plate/tech-
nical data.
Observe regulations of water supplier.
Use a fibre-reinforced hose (not included)
with a standard coupling:
- Minimum diameter, 1/2 inches (13 mm)
- Minimum length, 7.5 m
Screw the coupling element (supplied) to
the water connection on the appliance.
Push the water supply hose onto the
coupling unit, then connect it to the tap.
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).
6
English
Start up
Screw high pressure hose on to high
pressure outlet on appliance.
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.
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.
Use spray lance with pressure regula-
tion (Vario Power).
Turn the spray lance to "Mix" position -
low pressure.
Detergent take-up from container
Pull the required length of the detergent
suction hose from the housing.
Place the end the detergent suction
hose in a container with detergent solu-
tion.