Step 11
Installing Adjustable Boom to the Bedframe:
11A. Pull out and hold the Spring Knob (41), and slide the Adjustable Boom (3) into the bottom of
the Backrest Frame (2). Slide the Adjustable Boom (3) upwards until the desired height is visible
just below the bracket on the Backrest Frame (2). To lock the Adjustable Boom (3) in place
release the Spring Knob (41). Shift the Adjustable Boom (3) inwards until the Spring Knob (41)
"POPS" into the locked position.
11B. Install the Knob (38) onto the Backrest Frame (2) as shown in Fig I.