Kärcher 4.762-010.0 Manual page 9

Before Startup
In addition to the wet jet appliance, you will
need a nozzle package. The nozzle pack-
age must be adjusted to the high pressure
cleaner used.
Nozzles packet
Nozzle size
35
40
45
50
55
60
65
70
75
80
100
Born carbide nozzles (low wear)
up to 1,000 l/h
from 1,000 l/h
Start up
 Unscrew the nozzle from the spray pipe
of the high pressure cleaner.
 Install the nozzle holder of the wet jet
appliance on the spray lance with the
spray nozzle installed.
 Screw the nozzle holder tightly onto the
spray lance.
 Loosen the clamping screw of the noz-
zle holder.
 Rotate the nozzle holder until the spraying
agent hose is pointing toward the top.
 Tighten the clamping screw of the noz-
zle holder.
Caution
Increased risk of damage when using a bo-
ron carbide spray nozzle. Boron carbine
spray nozzles are sensitive to impact. Do
not use a hammer for the installation or re-
moval. Do not overtighten the clamping
screw of the spray nozzle.
 Insert the spray nozzle into the nozzle
 Tighten the spray nozzle clamping
 Fasten the spraying agent hose to the
 Insert the suction pipe into the spraying
Order No.
2.638-526.0
2.637-900.0
Note:
2.637-901.0
Keep the spraying agent dry. Wet spraying
2.637-902.0 agent will cause malfunctions.
2.637-903.0
2.637-904.0
 Start up the high pressure cleaner.
2.637-905.0
 Press the lever on the hand spray gun.
2.637-906.0
 Perform the spraying task.
2.637-907.0
Note:
2.637-908.0
Dispose of the used spraying agent accord-
2.637-910.0
ing to the local provisions.
Adjust the spraying agent volume
6.415-084.0
6.415-083.0
The volume of the suctioned spraying
agent is adjusted on the air bore and the
spraying agent bore.
Increase the spraying agent volume.
 Open the spraying agent bore.
 Close the air bore.
Decrease spraying agent volume
 Close the spraying agent bore.
 Open the air bore.
Standard setting
Spraying
agent grit
8
9
– 3
EN
holder.
screw.
spray lance using clamps. Do not stretch
or kink the hose.
agent container or the spraying agent
bag.
Operations
(for 4.762-010.0 only)
Spraying
agent bore
3/4 open
1/2 open
Air bore
1/2 open
3/4...1 open
9