Section I. INTRODUCTION
C - 1 . General
C --____ -_ Operator's/crew
This appendix provides a summary of the
O ---- ___- .. Organizational maintenance
maintenance operations covered in the equip-
F ---------- Direct support maintenance
ment literature for Handset H-189/GR. It
H __ . ... -_ General support maintenance
a u t h o r i z e s categories of maintenance for
D . _-__ Depot maintenance
specific maintenance functions on repairable
d. Tools and Equipment. The numbers ap-
i t e m s and components and the tools and
pearing in this column refer to specific tools
equipment required to perform each function.
and equipment which are identified by these
This appendix may be used as an aid in
numbers in section III.
planning maintenance operations.
e. Remarks. Self-explanatory.
C-2. Explanation of Format for
C-3. Explanation of Format for Tool
Maintenance Allocation Chart
and Test Equipment Requirements
a. Group Number. Group numbers cor-
The columns in the tool and test equip-
respond to the reference designation prefix
ment requirements chart are as follows:
assigned in accordance with ASA Y32.16,
Electrical and Electronics Reference Designa-
a. Tools and Equipment. The numbers in
tions. They indicate the relation of listed
this column coincide with the numbers used
items to the next higher assembly.
in the tools and equipment column of the
MAC. The numbers indicate the applicable
b. Component Assembly Nomenclature.
tool for the maintenance function.
This column lists the item names of compon-
ent units, assemblies, subassemblies, and
b. Maintenance Category. The codes in
modules on which maintenance is authorized.
this column indicate the maintenance cate-
gory normally allocated the facility.
c. Maintenance Function. This column in-
c. Nomenclature. This column lists tools,
dicates the maintenance category at which
test and maintenance equipment required to
performance of the specific maintenance func-
perform the maintenance functions.
tion is authorized. Authorization to perform
a function at any category also includes au-
d. Federal Stock Number. This column
thorization to perform that function at high-
lists the Federal stock number.
er categories. The codes used represent the
e. Tool Number. Not used.
various maintenance categories as follows: