Water Connection; Suck In Water From Vessel; Power Connection - Kärcher HDS 7/9-4 M Manual Del Usuario

Installing the replacement high-
pressure hose (appliances without
hose drum)
Figure 5
Installing the replacement high-
pressure hose (appliances with
hose drum)
Figure 6
 Completely roll off the high-pressure
hose from the hose drum.
 Rotate the hose drum until the screwed-
on semibowl is pointing toward the top.
Loosen all three screws and remove the
loosened semibowl.
Figure 7
 Unlatch the fastening clamp for the high-
pressure hose and pull the hose out.
 Route the new high-pressure hose
through the intended hose guide and
the deflection pulley at the bottom of the
appliance.
 Slide the hose nipple all the way into the
knot section of the hose drum and se-
cure with the fastening clamp.
 Replace the half bowl.

Water connection

For connection values refer to technical
specifications
 Connect the supply hose (minimum
length 7.5 m, minimum diameter 3/4") to
the water connection point of the ma-
chine and at the water supply point (for
e.g. a tap).
Note: The supply hose is not included.

suck in water from vessel

If you want to suck in water from an exter-
nal vessel, the following modification is
necessary:
Figure 8
 Remove water connection from the
pump head.
 Unscrew the upper supply hose to the
swimmer container at the fine filter and
connect it to the pump head.
 Replug the rinse line of the detergent
dosing valve.
 Connect suction hose (minimum diame-
ter 3/4") with filter (accessory) to the
water connection point.
Max. suck height: 0.5 m
–
Until the pump sucked in water, you should:
 Set the pressure/quantity regulation at
the pump unit to maximum quantity.
 Close the dosing valve for the detergent.
Danger
Never suck in water from a drinking water
container. Never suck in liquids which con-
tain solvents like lacquer thinner, petrol, oil
or unfiltered water. The sealings within the
device are not solvent resistant. The spray
mist of solvents is highly inflammable, ex-
plosive and poisonous.

Power connection

For connection values, see technical
–
data and type plate.
The electrical connections must be
–
done by an electrician according to IEC
60364-1.
Danger
Danger of injury by electric shock.
Unsuitable extension cables can be
–
hazardous. Only use extension cables
outdoors which have been approved for
this purpose and labelled with a suffi-
cient cable cross section:
Always unwind extension lines com-
–
pletely.
The plug and coupling of the extension
–
cable used must be watertight.
– 5
EN 27