Sissel Hang UP PRO Manuel D'utilisation page 36

Step 9
Pull the Spring Knob (18) and slide the Adjustable Boom (8) in. Slide the Adjustable Boom (8) up to the
desired height. Release the Spring Knob (18) and make sure it "pops" into the hole.
Step 10
Install the Knob (30) onto the Bed Frame (10) and tighten it for additional safety.
AH 07 V4 36 / 108