Karcher IB 7-40 Advanced - Manual (Page 15)

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1 Indicator lamp - control voltage
green: Control voltage OK
red: Control voltage too low
yellow: Emptying of dry ice container
active
2 Indicator lamp emergency STOP
red: Emergency stop button activated
green: Emergency stop button not acti-
vated
3 Indicator lamp - compressed air
green: Pressure OK
orange: selected jet pressure not
reached
red: Pressure too low (below 0.15 MPa/
1.5 bar)
4 Indicator lamp – dosing device
green: Drive OK
red: Error in drive
5 Indicator lamp - jet pistol
green: Jet pistol OK
orange: The trigger of the jet pistol was
activated during the switch-on process
red: Jet pistol disconnected or control
line damaged
6 Display field
1 Nozzle
2 Jet pistol
3 Triggering lever
4 Safety button
5 Coupling spray agent hose
6 Coupling of the control cable
Only with IB 7/40 Advanced:
7 Key for the dry ice dosing on/off
Illuminates red when the dry ice dosag-
ing is switched off
8 Increase the dry ice dosing
9 Key "increase jet pressure"
10 Key "decrease jet pressure"
11 Decrease the dry ice dosing
ƽ Danger
Risk of injury on account of flying dry ice
pellets.
While preparing the appliance, check and
ensure that all components, especially the
spray agent hose are in proper condition.
Replace damaged components with de-
fect-free ones.
Clean dirty components and ensure that
they are in proper working condition.

Place the machine on a horizontal,
even surface and block the parking
brakes of the steering rollers.
 Connect the spray agent hose to the
machine and secure it.
 Connect the jet pistol to the spray agent
hose and secure it.
 Connect the control cable to the appli-
ance.
 Connect the control cable to the appli-
ance.
Note
The choice of the nozzle depends on the
material of the object to be cleaned and the
contamination.
All nozzles can be screwed on top of the
threading of the jet pistol without using any
tools. The threaded surfaces on the nozzle
are to be used to loosen tight nozzles using
a spanner.
ƽ Danger
Risk of injury by the unit starting uninten-
tionally. Switch off the unit before switching
the nozzles.
ṇ Warning
Risk of injury by touching the cold nozzle.
Warm up the nozzle before touching it or
wear protective gloves.
Caution
Risk of cold welding Smear the enclosed
grease on the nozzle threading before in-
stalling it.
Außer der runden Strahldüse, die mit der
Maschine ausgeliefert wird, further flat and
round steel nozzles are available as acces-
sories for the machine.
1 Round jet nozzle, short
2 Round jet nozzle, long
3 Flat stream nozzle, short
4 Flat stream nozzle, long, included in de-
livery
5 Round stream nozzle, angled, with rub-
ber coat
6 Flat stream nozzle, angled, with rubber
coat
 Place the nozzle onto the threaded sup-
port of the jet pistol and tighten it by
hand.
The scrambler crushes the dry ice pellets
and is mounted between the jet pistol and
the nozzle.
The alignment of the 4 holes plates in the
scrambler indicates the degree of commi-
nution.
Select the degree of comminution:
Display
Jet equipment
Start up
Nozzles
Stream jets
Scrambler (accessory)
15 EN