Minolta Di551 Service Manual page 439

ADJUSTMENT
Pull out the z-folding/conveyance unit.
Remove two screws from the rail and further
draw out the conveyance unit.
4
Z-folding conveyance unit
Remove four screws to remove the z-fold-
ing/conveyance unit cover.
Screws
Z-folding conveyance unit cover
5
Z-folding conveyance unit
Loosen four screws securing the 1st folding
6
stopper assembly.
Make adjustments by moving the 1st stop-
per assembly right or left using the ticks for
reference.
Skew pattern A: Move the 1st stopper
7
assembly to the left.
Skew pattern B: Move the 1st stopper
assembly to the right.
Temporarily tighten four screws holding the
1st stopper assembly, and put the convey-
ance unit into the basis position. Make a
8
copy of the adjustment chart to check for 1st
folding skew.
Repeat Steps 6 to 8 until the 1st folding
skew falls within the spec range (0.5 mm or
9
less).
Tighten firmly four screws on the 1st stop-
10
per assembly.
Screws
Screws
2-142
Reassemble in the opposite sequence to
removal.
Note: The conveyance unit must be
inserted so that the plate on the con-
veyance unit (see the figure below) is
positioned in side the rail on the
enclosure.
11
Rail
Plate