Lanier 2001 - Manual (Page 185)

Setting Up the (Optional) PFU
Unpacking & Installation A - 15
8
Do not load paper above the
Maximum Level Indicator.
9
If you add paper prior to the tray
being completely empty, make sure
you place the old paper on top the
stack.
10
Put the Cassette Cover on the
Cassette.
11
Install the Cassette into the PFU.