Kärcher K 3.740 Operator's Manual page 8

Install the transport handle
STEP 4:

Place the transport handle into the
intake until you feel resistance. Use
the heel of your hand or a soft rub-
ber mallet to position it.
STEP 5:

To push the appliance, the trans-
port handle must be pulled all the
way up; it will lock into place audi-
bly.
Install the dosage regulator for de-
tergent
STEP 6:

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.
8
English
Connect the high pressure hose to
the hand spray gun
STEP 7:

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.