Singer 40 - Disc Pack Mounting Procedures; Mounting Model 41 Disc Pack on Model 40

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8 OPERATING INSTRUCTIONS
The Models 41, 41A, and41B Disc Packs each have their own carrying cases.
See Figure 8-1, 8-2, and 8-3.
To mount a disc pack (Model 41) on a Model 40 Disc Drive, proceed as follows:
a. Lift the carrying case by the top handle.
b. Holding the pack upside down, turn the knob on the bottom of the case
counterclockwise until the bottom of the case comes off.
c. Place the pack on the spindle in the center of the disc pack compartment.
d. Turn the handle on the top of the case clockwise.
e. When the handle will no longer turn, lift the case out of the compartment.
Figure 8-1. Top View of a Model 41B Disc Pack in Its Carrying Case
(Model 41 is identical except for identification marking)
Models 40 to 42 Reference Manual 8-1