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EM18-33010A
2. MAJOR UNIT REPLACEMENT
4) When replacing the stepping motor, place the platen belt first then the feed roller belt around the
pinion gear so that the partition is positioned between two belts. Hold down the stepping motor at
3.5 kg ± 300 g force and secure it so that the belts have no slack or disengagament.
5) Reassemble in the reverse order of removal.
Fig. 2-6
2.2 REPLACING THE STEPPING MOTOR
2.2 REPLACING THE STEPPING MOTOR
1) Remove the two black screws to detach the front plate, remove the two FL-4x6 screws to detach the
belt cover.
2) Unclamp and disconnect the connector from CN14 on the CPU PC board.
3) Remove the two SM-4x8B screws, loosen the two belts from the pinion gear, and remove the
stepping motor.
Fig. 2-7
Black Screw
Front Plate
Belt Cover
Screw (FL-4x6)
CPU PC Board
CN14
PS Unit
Stepping Motor
Clamp
Partition
Pinion Gear
Feed Roller Belt
Screw (SM-4x8B)
Platen Belt