Duplo DP-S Series, Service Manual

Page: 142 / 298

141
x
Platemaking / Master Feed / Ejection Section
chap.4
(2) Adjusting the Timing Belt Tension
¡
For removal of the master ejection box.
Adjustment procedure
1.
Loosen the tensioning screw.
2.
Use the tensioning screw to adjust the belt's
tension with a force of
0.75kg
applied to the
tension shaft, as shown in the figure at right.
\
See page 113
NOTE :
After adjustment
¡
Function testing of eject motor
1.
Access HELP - 009.
For basic HELP mode procedures
2.
Press and hold down the (PRINT POSITION) key .
For as long as this key is held down, the eject
motor will rotate in the reverse direction
(counterclockwise), causing the rollers inside the
master ejection box to rotate.
¡ The motor does not reverse.
¡ Due to interlocking mechanism, the motor does
not rotate if the master ejection box is open.
3.
The motor will stop when the (PRINT POSITION)
key is released.
4.
Press the (STOP) key. The HELP mode menu
will reappear.
\
To exit the HELP mode:
Turn the power switch to OFF.
\
To select another HELP mode:
Enter the desired HELP mode number using the
numeric keys.
IMPORTANT :
\
See page 119
HELP - 009
\
see p.220
Tension
Screw
Timing belt
R8S04008
0.75kg