JMA-5300MkIIsm

INDEX > 4.Replacement Procedure > 4.3 Scanner Unit NKE-2254 (JMA-5322-7/9/6HS)
4.3.3 Motor replacement (7BDRD0044A, 7BDRD0045A)
[Required tools]
• Single-ended wrench (width across flats 17 mm for
M8 bolts)
• Tools for removing the cover from the scanner unit (see Section 4.3.1, page 4-24)
[Replacement procedure]
1) Remove the cover on the left (port) side
(see Section 4.3.1, page 4-24) and remove
the cables connected to the motor driver
circuit board.
Remove the
four bolts.
Remove the
two cables.
2) Remove the hexagonal bolts (four M8 bolts)
and remove the motor.
Motor
3) Remove the hexagonal bolts (four M8
bolts) and remove the installation plate
from the motor.
Motor driver circuit board
Remove the
four bolts.
4) Attach the installation plate to the
replacement motor.
Do not forget to tighten the hexagonal bolts
to an appropriate torque (210 kgf-cm) so
they are free of looseness.
Motor
Installation plate
4-28