Service manual

Section I: Imagesetter
Removal and Replacement 4-45
Carriage Installation from Transfer Tool:
1. Insert the carriage transfer tool pin into the hole on the engine upper struc-
ture frame and line up the pin on the transfer tool left rail with the hole in
the carriage left rail. Refer to Figure 4-27.
2. As you tighten the transfer tool screw, make sure that the alignment lip on
the bottom of the transfer tool right rail is up against the bottom of the car-
riage right rail.
3. After the transfer tool is secure, make sure that the top surface of the trans-
fer tool rails line up with the carriage rails.
4. Loosen the two (2) retainer screws that hold the magnet bracket in the
down position. Refer to Figure 4-27.
5. Move the magnet bracket up and tighten the retainer screws. Refer to
Figure 4-30.
6. Loosen the two (2) retainer screws that hold the bearing bracket in the
down position. Move the bearing bracket up and tighten the retainer
screws.
7. Disengage the two locking pins on the side of the transfer tool. Refer to
Figure 4-27.
8. Gently push the carriage assembly from the transfer tool to the system car-
riage rails.
Some resistance will be felt when the magnets move onto the rails.
9. Unscrew the carriage transfer tool and remove it from the system. Refer to
Figure 4-28.
10. Reverse the removal procedure starting with Step 6 to complete the instal-
lation of the carriage assembly.
4.6 Opto-mechanical Removal/
Replacement Procedures
The following describes the opto-mechanical removal/replacement procedures.
4.6.1 Light Shields (Right and Left)
Remove:
1. Open the top cover at the front of the imagesetter.
2. Open the side cover (left and/or right). See Section 4.2.1, Right/Left Side
Covers.