Kärcher G 4000 OH Manual page 9

Start up
Caution
Dry runs lasting longer than two min-
utes lead to damages to the high pres-
sure pump. If the appliance does not
build up pressure within two minutes,
switch it off and proceed as instructed
in the Chapter "Troubleshooting".
Caution
The appliance is delivered without en-
gine oil. Please fill in engine oil before
using the appliance for the first time.
If you have further questions regarding
the engine, please refer to the engine
manual included with the unit.
Check engine oil level. Oil level

should be level with the bottom of
the oil filler neck.
Be sure the machine is level when
checking the oil level. (Refer to the
engine's operating manual for sea-
sonal grades.).
We recommend that the oil be
changed after the first 5 hours of
use, then once every 50 hours.
Fill gas tank with unleaded gaso-

line.
Do not use leaded gasoline.
Connect the high pressure hose to

the unit's high pressure outlet.
Connect garden hose to unit's wa-

ter inlet.
Connect garden hose to the cold

water source and turn water on
completely.
Do not use hot water.
Operation
Danger
The trigger gun is subjected to a recoil
force when the water jet is discharged.
Make sure that you have a firm footing
and are also holding the trigger gun
and spray lance firmly.
Unlock the trigger gun safety lock.

Trigger the gun to eliminate trapped
air, wait for a steady flow of water to
emerge from the spray nozzle.
Initial Start:

Open fuel valve.
Set choke lever to the CLOSED po-
sition.
Starting a Warm engine:
If the engine has run out of fuel, set
choke lever to the CLOSED posi-
tion after refueling. If the engine has
not run out of fuel, leave the choke
lever in the OPEN position.
Move the engine stop switch to the

ON position.
For engine details see engine man-
ual.
Pull the starter handle.

If the engine fails to start after
3 pulls, squeeze the trigger gun to
release pressure, and repeat step.
After the engine warms up enough
to run smoothly, move choke leaver
to OPEN position.
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