IBM 4247-V03, Maintenance Information

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How to use this parts catalog
v
SIMILAR ASSEMBLIES: If two assemblies contain a majority of identical parts, they are broken down on the
same list. Common parts are shown by one index number. Parts peculiar to one or the other of the assemblies
are listed separately and identified by description.
v
AR: (As Required) in the Units column indicates that the quantity is not the same for all machines.
v
NP: (Non-Procurable) in the Units column indicates that the part is non-procurable and that the individual parts
or the next higher assembly should be ordered.
v
NR: (Not Recommended) in the Units column indicates that the part is procurable but not recommended for
field replacement, and that the next higher assembly should be ordered.
v
PP: (Parts Packet) This entry in the Description column indicates that a parts packet contains one or more of
these parts.
v
NS: (Not Shown) in the Asm-Index column indicates that the part is procurable but not shown on the associated
art. The description identifies the part.
v
R: (Restricted) in the Units column indicates that the part has a restricted availability.
v
INDENTURE: The indenture is marked by a series of dots located before the parts description. The indenture
indicates the relationship of a part to the next higher assembly. For example:
Indenture Relationship of parts
(No dot) Main assembly
(One dot)
v
Detail parts of a main assembly
(One dot)
v
Subassembly of the main
assembly
(Two dot)
v v
Detail part of a one-dot
Chapter 6. Parts catalog
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