Konica Minolta SD-501 - Manual (Page 14)

Cleaning Conveyance Belt of Saddle Stitcher Tray (continued)
1-10
2.
Clean the surface of the two conveyance belts with a soft cloth
dampened slightly with alcohol (cleaner).
3.
Move the conveyance belt to clean the whole length.
Raise the two belts lightly, then pull them both frontward at the same time in
order to show the hidden parts.
Do not raise the belt higher than need be, or never fail to pull the two belts at
the same time; otherwise machine trouble may be caused.
Clean the belts in the same way as above, using a soft cloth dampened
with alcohol.
Repeat steps 2 and 3 (about three times) to clean the whole round of the
belt.
Be sure to clean the whole round of the conveyance belt.