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Routine maintenance
79
A
m
Turn the drum unit as shown in the
illustration. Make sure that the drum unit
gear (1) is on the left side.
n
Read the following information from the
Drum Dot Check Sheet.
Dot location:
The sheet has eight numbered
columns. The number of the column
with the printed dot in it is used to find
the dot position on the drum.
o
Use the numbered markers next to the
drum roller to find the mark. For
example, a dot in column 2 on the Drum
Dot Check Sheet would mean that there
is a mark in the "2" region of the drum.
1