Karcher K 3-540 - Manual (Page 7)

English 7
 STEP 3:
Insert detergent suction tube onto
the hose fitting.
Install the dosage regulator and
connect using 2 screws.
Note: During installation you must
make sure that the tongues of the
dosage regulator match up with the
intended recesses in the casing.  STEP 4:
Place the bottom holder into the re-
cesses and push forward until it au-
dibly locks in.
Insert the top holder and push down
all the way.
 STEP 5:
Push the high pressure hose into
the trigger gun until it locks audibly.
Note: Make sure the connection
nipple is aligned correctly.
Check the secure connection by
pulling on the high pressure hose.
Disconnect:
 Press the disconnect key on the
trigger gun and remove the high
pressure hose from the trigger gun.
Install the dosage regulator for de-
tergent Install the storage for hand-spray
gun
Connect the high pressure hose to
the hand spray gun