FujiFilm FN-PS551 Service Manual page 50

Maintenance 6. Service Parts List
PART NUMBER
PART NUMBER is a code number that is
unique to each parts.
An alphabetic letter at the right-most
position of the code number has the
following meaning.
For Hardware
The alphabet denotes the version
number of a part. If parts have different
version numbers, they are upward-
compatible.
For Software
The alphabet denotes a difference in
the specifications.
PART NAME
PART NAME represents a general name
of a part.
QTY.
QTY. represents the quantity of parts
used in each unit.
When the quantity value for a
particular part is with the suffix "-S", it
means that the part is to be issued in
packs of 50.
(Even when the ordered quantity is 1,
a bag containing 50 pieces will be
supplied.)
REMARKS
The REMARKS column indicates an
unique name of a part of its relevant
information of note.
006-251-03
03.30.2000 FM2730
SERIAL NUMBER
The units may contain different parts
depending on their shipment control
number. SERIAL NUMBER indicates the
shipment control number to which the
relevant parts are applicable. If the
SERIAL NUMBER column is blank, the
parts are appliccable to all the relevant
units.The shipment control number is
represented by lower four digits of the
seven-digit number indicated on the
ratings name plate.
Recommended Quantity of Spare Parts
It is recommended as a rough guide to
hold in stock a certain quantity of parts
according to the rank (A, B, C, D, E)
assigned to the parts, as follows. For
periodically replaced parts, hold them in
stock separately.
Adjust the stock quantity of service parts
depending on the number of working units
(N).
Quantity used in a single system: Q.
N = 1
RANK A = 1 + Q × 0.3
RANK C = 1 + Q × 0.05
RANK D = 1 + Q × 0.02
2 ≤ N ≤ 10
RANK A = 2 + N × Q × 0.3
RANK C = 2 + N × Q × 0.05
RANK D = 1 + N × Q × 0.02
11 ≤ N ≤ 300
RANK A = 3 + N × Q × 0.3
RANK C = 3 + N × Q × 0.05
RANK D = 2 + N × Q × 0.02
Precautions to be Observed when
Returning Parts in Need of Repair
When returning parts in need of repair,
pack them in the same manner as for the
supplied substitutes, using the substitute
packing materials.
The use of different packing materials or
packing methods may incur damage to
packed parts during transit.
FN-PS551 Service Manual Maintenance-33
Maintenance-33