IBM 6400 Maintenance Information Manual page 234

Chapter 7
Section I: Replacement Procedures
b. Install and torque three screws to 20
15. Push the platen to the left.
16. Install the forms thickness lever onto the right side platen shaft, pressing
the interlock switch out of the way as the lever slides past it. Tighten the
7/64 inch setscrew. (See Figure 51, page 276.) Open and close the forms
thickness lever to make sure the setscrew does not touch the right ribbon
guide.
17. Install the platen shaft pulley with the 7/64 inch setscrew facing up and
tighten the setscrew. Open and close the forms thickness lever and check
that the platen pulley setscrew does not hit the left ribbon guide.
18. Install, but do not adjust, the platen open belt and platen open motor
pulley (page 189).
19. Install the paper ironer with the black tape towards the rear of the printer
(page 230).
20. Install the shuttle frame assembly (page 242).
21. Adjust the platen gap (page 162).
22. Adjust the platen open belt (page 156).
23. Check ribbon guide alignment (page 166).
24. Check the hammer phasing (page 173).
25. Return the printer to normal operation (page 153).
234
For the right side of the platen, a washer goes on both sides of the
paper ironer hook and the hook goes to the left of the right platen
adjustment bracket. (See Figure 36, page 232.)
N•m).
± ±
2 inch-pounds (2.26 0.23