IBM 6400 - Model 008 B/W Line-matrix Printer Operator's Manual page 34

power paper stacker option
Position the wire paper tent, if provided,
in the base of the stacker with the
alignment rods against the paper
stacker rails.
4
Set the desired paper length (5 to 12
inch range).
Grasping the paddle shaft, push or
pull toward the front or the rear of
the printer, setting the desired paper
length by aligning indicator notch on
the bearing bracket with the paper
length indicator.
20
Alignment Rod (2)
Bearing Bracket
Operator' s Guide
Rails
Wire Paper Tent
(Optional)
Paddle Shaft