North Star DIMENSION Service Manual page 174

SUBASSEMBLY REMOVAL
Central Module Orientation
Central The subassembly removal procedures use descriptions such as
Module "right side," "left side," "front panel," "rear panel," etc.
Orientation These terms indicate a subassembly's location within a
central module and are based on a consistent orientation of
the central module.
The following diagram indicates the standard orientation
used for describing the six sides of the central module in
the removal procedures.
top
left
front
inboard
outboard
bottom
4-2 DIMENSION Service Manual