Operation; Safety Devices; Description Of The Appliance; Before Startup - Kärcher K 3.450 Manual

Safety Devices

CAUTION
Safety installations serve the protection of
the user and may not be modified or by-
passed.
Appliance switch
The appliance switch prevents unintention-
al operation of the appliance.
Lock trigger gun
This lock locks the lever of the trigger gun
and prevents the inadvertent start of the ap-
pliance.
Overflow valve with pressure switch
The overflow valve prevents the permissi-
ble working pressure from being exceeded.
If the lever on the trigger gun is released
the pressure switch turns off the pump, the
high pressure jet is stopped. If the lever is
pulled the pump is turned on again.
6 English

Operation

Description of the Appliance

Illustrations on Page 2
1 Garden hose connector (female)
2 Coupling element for water connection
3 Connection for water supply with filter
4 High pressure connection
5 Appliance switch "0/OFF"/ „I/ON"
6 Detergent Tank
7 Suction hose for detergent
8 Storage for trigger gun
9 Transport handle
10 Storage for accessories
11 Mains cable with mains plug
12 Trigger gun
13 Lock trigger gun
14 High pressure hose
15 Spray lance with pressure regulation
(Vario Power)
16 Spray lance with Dirtblaster
Special accessories
Special accessories expand the possibili-
ties of using your appliance. Please contact
your KÄRCHER dealer for further informa-
tion.

Before Startup

Illustrations on Page 2
Illustration
 Mount loose parts delivered with appli-
ance prior to start-up.
Illustration
 Push the high pressure hose into the
trigger gun until it locks audibly.
Note: Make sure the connection nipple
is aligned correctly.
 Check the secure connection by pulling
on the high pressure hose.