IBM 6400 series Maintenance Manual page 380

7. Close the top cover, remove four cables from the stacker control panel,
and remove the stacker control panel. (See Figure 61.)
Logic Cable (P104)
Power Cable
Frame Cable (P102)
Rail Cable (P107)
Figure 61. Removing Cables from the Stacker Control Panel
8. Remove the two 5/32 x 3/4 inch screws and washers securing the
vertical rails to the upper frame cross-member at the rear of the cabinet.
(See Figure 62.)
Vertical Rail
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Vertical Rail
Figure 62. Preparing the Stacker for Removal
Washer (2)
Screw (2)
Screw (4)
Washer (4)
Stacker Base
Power Stacker