Karcher K 3.78 Pressure Washer User Manual


 
5
OPERATING INSTRUCTIONS
Step 3
Connect the garden hose to the water inlet.
Step 4
Connect garden hose to the cold water
source and turn water on completely.
Plug the power cord into the power outlet.
Step 6 Turn on the pressure
washer (I). The motor starts only if the
trigger of the gun is pulled and shuts off
when the trigger is released.
Step 2
Insert the spray wand of your choice into the
trigger gun. Press in against the spring tension
and twist into the locked position.
Step 1
Connect the high pressure hose to the high
pressure outlet.
Step 5 Unlock the lock of the trigger gun
(A). Trigger the gun (B) to eliminate trapped
air, wait for a steady flow of water to emerge
from the spray nozzle.
O/
OFF
O/
OFF
I
/
ON
I
/
ON