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343A
SICTIO
LIST
OF
REPLACEABLE PARTS
5-1.
INTRODUCTION
5-2.
This
section
of
the
manual
contains a
listing
of
replaceable
components
for
this
instrument.
The
first
listing
contains
a
complete
breakdown
of
all
the
major
assemblies followed
by
subsequent
listings
that itemize
the
components
on
each major assembly.
An
illus-
tration
accompanies
each
major assembly
listing
to
aid
in
locating the
listed
components.
5-3.
Assemblies and subassemblies
are
identified
by
a reference designation
beginning with
the
letter
A
fol-
lowed by
a
number
(e.g..,
A1
etc.).
Electrical
components
appearing
on
the
schematic diagram
are
identified
by
their
schematic diagram
reference designation.
Compo-
nents not appearing on
the
schematic diagram
are
con-
secutively
numbered
throughout
the
parts
list.
These
components
are
identified
with whole
numbers
on
the
arrow
call-out illustrations
and by
index
numbers on
the
grid
illustrations.
Flagnotes
are
used
throughout
the
parts
list
and
refer to special
ordering explanations
that are
lo-
cated
in
close
proximity
to
the
flagnotes.
5-4.
COLUMN
DESCRIPTION
a.
The
REF
DESIG
column
indexes the
item
descrip-
tion
to the associated
illustration.
In general the
reference designations are
listed
under each assembly
in
alpha-numeric
order.
Subassemblies of
minor
proportions
are
sometimes
listed
with the assembly
of
which
they
are
a
part.
In
this case,
the reference
designations for the
components
of the subassembly
may
appear out of
order.
b.
The
INDEX
NO. column
lists
coordinates
which
locate
the designated
part
on
the associated grid
illustrations.
c.
The
DESCRIPTION
column
describes
the
salient
characteristics
of the
component.
Indention of
the
description indicates the relationship to
other assem-
blies,
components,
etc.
In
many
cases
it
is
necessary
to abbreviate
in this
column. For
abbreviations
and
symbols
used,
see
the following page.
d.
The
ten-digit
part
number, by which
the
item
is
identified at
the
John
Fluke Mfg.
Co.,
is
listed in
the
STOCK
NO.
column.
Use
this
number when
order-
ing parts
from
the factory or authorized representa-
tives.
e.
The
Federal
Supply Code
for
the
item manufacturer
is
listed in
the
MFR
column.
An
abbreviated
list
of
Federal
Supply Codes
is
included
in
the
Appendix.
f.
The
part
number
which
uniquely
identifies
the
item
to
the
original
manufacturer
is
listed in
the
MFR
PART
NO.
column.
If a
component must
be ordered
by
description, the
type
number
is
listed.
g.
The
TOT QTY
column
lists
the
total
quantity of the
items used
in
the instrument
and
reflects
the
latest
Use Code.
Second and
subsequent
listings
of
the
same
item
are
referenced to the
first
listing
with
the
abbreviation
REF.
In the case
of
optional
subassem-
blies,
plug
ins,
etc.
that are
not always
part
of the
instrument, or
are deviations
from
the
basic
instru-
ment
model,
the
TOT
QTY
column
lists
the
total
quantity
of
the item
in
that
particular
assembly.
h.
Entries
in
the
REC
QTY
column
indicate the
recom-
mended number
of
spare parts
necessary to
support
one
to
five
instruments
for
a period
of
two
years.
This
list
presumes
an
availability
of
common
elec-
tronic parts
at
the
maintenance
site.
For mainten-
ance
for
one
year or
more
at
an
isolated
site,
it is
recommended
that
at least
one
of
every part
in
the
instrument
be
stocked.
In the case
of
optional sub-
assemblies, plug-ins,
etc.
that
are
not always
part
of the instrument, or
are
deviations
from
the basic
instrument
model,
the
REC
QTY
column
lists
the
recommended
quantity of the
item
in that particular
assembly.
i.
The
USE
CODE
column
identifies
certain
parts
which
have
been
added, deleted
or
modified during
the
production of
the instrument.
Each
part for
which
a
Use
Code
has
been
assigned
may
be
iden-
tified
with
a
particular
instrument
serial
number
5-1
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