P1057798-001 rev. B • QLn420 Repair Procedures • 2-24 •
Removing the Motor Assembly
1. Disassemble the unit as
previously described on Page
2-15.
2. Remove the Printer Frame from
Lower Housing as previously
described on Page 2-16.
4. Disconnect the Motor Cable at J12
on the Top PCBA.
5. Use a torque drive to remove the
screw holding the Motor to the
Frame as shown.
6. Rotate the motor to remove one
end from the plastic tab on the
Frame.
Replacement Kit P1050667-005 Motor Assembly
Installation Instructions
This kit includes the parts necessary to install the P1050667-005 Motor Assembly
Kit in the QLn420 model printer. Read these instructions thoroughly before
attempting to install this kit.
Tools Required: Torque Driver (4.7 +/- 1 in. lb.) #0 or #1 Phillips bit
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