Interrupting Operation; Turning Off The Appliance - Kärcher HDS 9/50 De Tr1 Service Manual

8.1.7

Interrupting operation

 Release the lever on the trigger gun.
NOTE
When the lever of the hand spray gun is released, the en-
gine continues to run at zero speed. This way the water cir-
culates between the float container and the high-pressure
pump and heats up. If the maximum admissible tempera-
ture (55 °C) is reached, the motor is switched off by the
temperature sensor at the water inlet. The device can be
restarted after cooling down to below 50 °C.
8.1.8

Turning Off the Appliance

DANGER
Danger of scalding by hot water. After operation with hot
water, the device must be operated with open end hand-
gun with cold water for at least two minutes.
ATTENTION
Never stop the motor under full load when the hand-spray
gun is opened.
 Set the operating mode switch to "0/OFF" (burner off).
 Release the lever on the trigger gun.
Motor regulates to reach dry run speed.
 Turn the key switch to "0". The operation readiness in-
dicator lamp goes off.
The control voltage is switched off and the display goes
out.
 Shut off water supply.
 Activate trigger gun until device is pressure-less.
 Secure the hand spray gun using the safety catch so
that it doesn't open accidentally.
 With external water supply: Disconnect the water hose
from the water supply and coil up the water hose onto
the hose reel.
28
English 5.906-736.0 Rev. 00 (07/15)
NOTE
If there are less then 5 litres of diesel in the fuel tank, the
device switches off automatically. It can be switched back
on for service purposes for a maximum run time of 5 min-
utes.