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JMA-7100 Instruction Manual > 8.COUNTERMEASURE FOR TROUBLE ... > 8.4  REPLACEMENT OF MAJOR PARTS
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.
 
5)  Install the motor into the scanner unit. Press the 
motor against the protrusions of the arm fixed to 
the motor on which the arm extends through the 
wall of the casing, adjust it to minimize backlash, 
and fix it in place.
Do not forget to tighten the hexagonal bolts, to an appropriate torque (140 kgf-cm) so 
they are free of looseness.
6)  After having installed the motor, grease the gear 
wheel.
7)  After having replaced the motor, reassemble the 
unit by following the disassembly procedure in 
the reverse order.
Do not forget to tighten the bolts and screws, and do not forget to reconnect the cables.
8) 
8.4.3.3 Scanner Unit NKE-2103
[Required tools]
•
A Phillips screwdriver for 4 mm screw
•
A Phillips screwdriver for 5 mm screw
•
Single-ended wrench (width across flats 10 mm for M6 
bolts)
•
Tools for removing the cover from the scanner 
unit.(Refer to the 
8.4.2.3
)
Arm protrusions
Press
Tighten the four bolts.
Grease here.