Kärcher KM 120/250 R LPG, Manual

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specialist. If required, a specialised Kärch-
er dealer may be contacted at any time.
Daily maintenance:
 Check engine oil level.
 Check the filling level in the coolant ex-
pansion tank.
 Check the sweeping roller and the side
brush for wear and wrapped belts.
 Check the centrifugal separator and the
air filter, clean if required.
 Check function of all operator control el-
ements.
 Check appliance for damages.
Weekly maintenance:
 Check gas lines, connections and joints
 Clean the water cooler.
 Clean the hydraulic oil cooler.
 Check hydraulic unit.
 Check the hydraulic oil level.
 Check brake fluid status.

Check the pad for wear, replace if re-
quired.
 Check the container lid and lubricate it.
Maintenance following wear:
 Replace sealing strips.
 Readjust the side seals or replace
them.
 Replace roller brush.
 Replace side brush.
Note: For description, see section on Main-
tenance work.
Note: In order to safeguard warranty
claims, all service and maintenance work
during the warranty period must be carried
out by the authorised Kärcher Customer
Service in accordance with the mainte-
nance booklet.
Maintenance to be carried out after 50
operating hours:

Have the first maintenance performed
by the customer service in accordance
with the inspection check list.
Maintenance after 250/500/1000/1500/
2000 operating hours:
 Have the maintenance performed by
the customer service in accordance
with the inspection check list.
Preparation:
 Park the sweeper on an even surface.

Turn ignition key to "0" and remove it.
 Lock parking brake.

Close the gas inlet.

DANGER
Risk of injury!
 Always apply the safety rod when the
waste container is raised.
 Perform the safeguarding only from
outside the hazard zone.
1 Holder of safety rod
2 Safety rod
 Fold the safety rod for the high empty-
ing up and insert it into the holder (se-
cured).
Please observe the following warning notes
when handling batteries:
 DANGER
Risk of explosion!
 Only use batteries with terminal cover.
Restore terminal cover in the event of
loss.
 DANGER
Risk of explosion!
 Do not place tools or similar items on
the battery. Risk of short-circuit and ex-
plosion.

DANGER
Risk of injury!
 Ensure that wounds never come into
contact with lead. Always clean your
hands after working on batteries.
 DANGER
Risk of fire and explosion!
 Smoking and naked flames are strictly
prohibited.
 Rooms where batteries are charged
must have good ventilation because
highly explosive gas is emitted during
charging.
 DANGER
Danger of causticization!

Rinse thoroughly with lots of clear water
if acid gets into the eye or comes in con-
tact with the skin.
 Then consult a doctor immediately.
 Wash off the acid If it comes in contact
with the clothes.
Normally, the machine is equipped with a
maintenance-free battery.
1 Positive terminal
2 Terminal cover
3 Negative terminal
 Insert battery in battery mount.
 Screw on mounts on battery base.
 Connect pole terminal (red cable) to
positive pole (+).
 Connect pole terminal to negative pole
(-).
 Attach the pole covers.
 Check that the battery poles and pole
terminals are adequately protected with
pole grease.
CAUTION
Risk of damage!
 Regularly check the fluid level in acid-
filled batteries.
 Unscrew all cell caps.
 Take a sample from each cell using the
acid tester.
– The acid in a fully charged battery has a
specific weight of 1.28 kg/l at a temper-
ature of 20 °C.
– The acid in a partially discharged bat-
tery has a specific weight between 1.00
and 1.28 kg/l.
Maintenance by Customer Service
Maintenance Works
General notes on safety
Do not allow fluids such as mo-
tor oil, hydraulic oil, brake fluid,
diesel or coolant to enter the
soil. Please protect the environ-
ment and dispose of fluids in an
environmentally responsible
way.
Safety notes regarding the batteries
Observe the directions on the
battery, in the instructions for
use and in the vehicle operat-
ing instructions!
Wear an eye shield!
Keep away children from acid
and batteries!
Risk of explosion!
Fire, sparks, open light, and
smoking not allowed!
Danger of causticization!
First aid!
Warning note!
Disposal!
Do not throw the battery in the
dustbin!
Installing and connecting the battery
Check and correct the fluid level of the
battery (only with low-maintenance
battery with cell caps)
27 EN