Platen - IBM 6400 series Maintenance Manual

Platen

Removal
1. Prepare the printer for maintenance (page 194).
2. Remove the shuttle frame assembly (page 249).
3. Remove the paper ironer (page 236).
4. Remove the three 1/4 inch screws securing the paper ironer bracket
assembly and remove the assembly. (See Figure 49, page 283, items 4
through 6.)
5. Remove the platen open belt (page 197).
6. Remove the platen pulley (page 283, Figure 49, item 21):
a. Loosen the 7/64 inch collar clamp screw.
b. Pull the platen pulley off the platen shaft.
7. Pull the spring link and white plastic bushing off the platen shaft and
remove the spring link, bushing, and spring. (See Figure 49, page 283,
items 16, 17, and 18.)
8. Remove the forms thickness lever by loosening the 7/64 inch clamp
screw and pulling the lever off the platen shaft. (See Figure 49, page
283, item 15.)
9. Remove the right side platen support spring by repeating step 7 on the
right side of the platen.
10. Remove the Phillips #1 screw and washer securing the forms thickness
indicator plate from the inside of the right side bracket. (See Figure 49,
page 283, items 9 and 10.)
11. Pull the indicator plate, with the interlock switch assembly attached, off
the platen shaft.
12. Remove the two 7/32 inch screws and washers securing the right ribbon
guide assembly to the side plate. (See Figure 50, page 285, item 12, 14,
and 15.)
13. Slide the ribbon guide assembly out of the side plate.
Replacement Procedures and Illustrated Parts List
237