Kärcher HDS 7/11-4 M Bedienungsanleitung Seite 21

– If the hand spray gun is opened, the pressure switch
on the cylinder head turns the pump back on.
The overflow valve is set by the manufacturer and
sealed. Setting only by customer service.
Safety valve
– The safety valve opens, when the overflow valve
resp. the pressure switch is broken.
The safety valve is set by the manufacturer and sealed.
Setting only by customer service.
Water shortage safeguard
– The water shortage safeguard prevents the burner
to be turned on when there is water shortage.
– A sieve prevents the contamination of the safe-
guard and must be cleaned regular.
Temperature stop for exhaust gases
– The temperature stop switches off the machine
when the waste gases have reached very high tem-
peratures.
Start up
WARNING
Risk of injury! Appliance, accessories, supply lines and
connections must be in fault-free condition. If they are
not in a perfect state then the appliance must not be
used.
 Lock parking brake.
Installing the handle
Figure 3
ATTENTION
Hook the electric supply line into the cable guide of the
right handle bow. Be careful not to damage the cable.
Attach the wheel caps
Figure 4
Refill system care
Note: To protect the device, the burner is switched off 5
hours after the system care container is empty.
– The system care prevents the calcification of the
heating spiral while operating with calciferous tap
water. It is dosed into the supply in the float con-
tainer drop by drop.
– The metering is set to medium water rigidity by the
manufacturer
Note: A sample bundle of system care is included.
 Refill system care.
Adjusting the dosage of the system care
Advance RM 110/RM 111
 Determining the hardness of tap water:
– through the public water supply works,
– using a hardness tester (order no. 6.768-004)
Water hardness Scale on the service switch
(°dH)
<3 OFF (no dosing)
3...7 1
7...14 2
14...21 3 (presetting)
>21 4
 Set the service switch according to the water hard-
ness in the table.
Note: Observe the following when using system care
Advance 2 RM 111:
– Calcification protection: See table
– Pump care and black water protection: Set the ser-
vice switch to at least setting 3.
DANGER
Danger of explosion! Only refill diesel oil or light fuel oil.
Inappropriate fuels, e.g. petrol, must not be used.
ATTENTION
Risk of damage! Never operate device with an empty
fuel tank. The fuel pump will otherwise be destroyed.
 Refill fuel.
 Close tank lock.
 Wipe off spilled fuel.
DANGER
Risk of injury!
– Use Kärcher products only.
– Under no circumstances fill solvents (petrol, ace-
ton, diluting agent etc.)
– Avoid eye and skin contact.
– Observe safety and handling instructions by the de-
tergent manufacturer.
Kärcher offers an individual cleaning and care ap-
pliances program.
Your dealer will consult you gladly.
 Refill detergent.
Install the hand-spray gun, the jet pipe, the
nozzle and the high pressure hose
Note: The EASY!Lock system joins components with a
quick-fasten thread solidly and securely with just one
turn.
Figure 5
 Join the spray lance with the trigger gun and tighten
until hand-tight (EASY!Lock).
 Insert the high pressure nozzle onto the spray
lance.
 Install union nut and hand-tighten it (EASY!Lock).
 Join the high-pressure hose with trigger gun and
high-pressure connection of the appliance and
tighten until hand-tight (EASY!Lock).
For connection values refer to technical specifications.
 Connect the supply hose (minimum length 7.5 m,
minimum diameter 3/4") to the water connection of
the unit and to the water inlet (e.g. tap) using the
water connection adapter.
Note: The supply hose is not included in the scope of
delivery.
Suck in water from vessel
If you want to suck in water from an external vessel, the
following modification is necessary:
Figure 6
 Open fill opening for system care.
 Release and remove the cover of the system care.
 Remove water connection from the fine filter.
 Unscrew the fine filter from the pump head.
Figure 7
 Remove the system care reservoir.
 Unscrew the top supply hose to the swimmer con-
tainer.
– 3
EN
Refill fuel
Refill detergent
Water connection
21