Rice Lake Okidata 320-390-420 Turbo - Service Guide User Manual
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Service Guide ML320/321Turbo
Chapter 3 Parts Replacement
3.3.5 Gear Case Assy
(1) Remove the printhead
(see 3.3.1
).
(2) Remove the shim from the carriage frame.
(3) Remove the upper cover
(see 3.3.4
).
(4) Move the carriage Assy to right side, remove two screws 1, then remove the carriage Assy.
(5) Disengage claws on the gear Assy (4 places).
Using a flat-blade screwdriver, push to widen the claw for easy disengagement.
(6) Lift up the gear case Assy 3 and release the carriage cable from the cable clamp of the gear case
Assy.
(7) To install, follow the removal steps in reverse order. Be sure to replace the shim on the carriage frame
in exactly the same position as it was before disassembly
Notes on installation:
(1) To assemble, align the direction of the SP motor axis 4 with the Gear Hole of the Gear Case assy.
(2) Be sure to check and adjust the gap between platen and printhead
(see 4-1
).