MIL-DTL-87929D
3.2.1.5 On-condition maintenance instruction manual (engines only). When speciied (see 6.2.c.5.)
on-condition maintenance instructions shall be provided for conditional or unscheduled maintenance required
for repair and/or replacement of parts, components, modules, assemblies, and subassemblies necessary to
restore equipment to a serviceable condition. This manual shall contain those procedures developed to gain
quick access to areas requiring maintenance rather than following the total disassembly and assembly process.
A maintenance sequence diagram of maintenance requirements shall be provided. This diagram shall provide
a step-by-step manner in which the equipment will be disassembled and reassembled for repair and/or
preventive maintenance. It shall graphically represent the required removal/installation sequence for each
equipment component/assembly. Speciic test procedures and limits shall be provided.
3.2.1.6 Manual set. When speciied by the acquiring activity (see 6.2.c.6.) based on the number of
assemblies or complexity of the equipment, the maintenance manual may be prepared as separate manuals
for each major assembly.
3.2.1.7 Accessories. When speciied by the acquiring activity (see 6.2.c.7.) manuals shall be prepared for
major accessories. Suitable reference shall be made in the maintenance manual to applicable accessory
technical manual identiication numbers. This shall be done in tabular form, cross referencing part number
and nomenclature to technical manual identiication number.
3.2.2 Operation and maintenance instruction manual. Operation and maintenance instruction manual(s)
shall contain, as applicable, but not be limited to, the following: General system information, receiving
and handling, servicing, operation, inspection, maintenance, preparation for shipment and storage, limits,
difference data, and illustrated parts breakdown (see 3.5).
3.2.3 Special technical manuals. Certain equipment requiring operation and maintenance instructions that
have unique characteristics, unusual support requirements, and other uncommon considerations shall require
additional speciic information. This peculiar or unique information shall be included in standard manuals
and associated technical WPs as described in Appendices B thru L (see 3.6). Examples of this type of
operation and maintenance procedures are Aircraft Engine Testing and Trending Procedures, Parachute
Packing Procedures, Special Requirements For Storage and Maintenance Procedures; AUR Munitions and
Associated Support Equipment, Conventional Components and Chemical Munitions/Biological Research
(CMBR) Agents, and ATE Operator Test Procedures Manual. If conlicts exist between the guidance of the
standard WPs and the guidance contained in the special technical manuals appendices, the special technical
manual appendix guidance shall take precedence.
3.2.4 Checklists. When speciied (see 6.2.j.) checklists shall be prepared in accordance with MIL-PRF-5096.
Procedures from individual WPs shall form the basis for the checklist tasks.
3.3 General WP/SWP requirements.
3.3.1 WP description. Each WP prepared shall be an independent, task/process oriented unit, using a
minimum amount of references. Only essential information shall be provided. Text shall be factual, concise,
comprehensive and readily understandable to personnel with a minimum of training and experience in the
area where the data will be used. Technical phraseology or symbols that require specialized knowledge shall
not be used unless no other word or phrase will convey the intended meaning.
3.3.2 WP coverage. Work packages may cover such subjects as alphabetical index (for a manual),
foreword (to a manual), theory of operation, operating instructions, troubleshooting or fault isolation,
alignment, disassembly, assembly, cleaning, inspection, and repair. Each WP shall contain the minimum
amount of information required to complete the coverage of the functional task.
Print presentation: WPs shall always begin on a right-hand page.
3.3.3 SWP description. A WP may be subdivided into SWPs. This division shall be used when one
division by WP is not suficient to maintain a logical sequence of data, for clarity, or to isolate speciic
maintenance level requirements of a combined manual.
Print presentation: SWPs shall always begin on a right-hand page.
3.3.4 Numbering of WP/SWPs. WP/SWP numbers shall be in Arabic numerals with a seven digit ield
allowed, beginning with the number 001 00. The irst three digits shall identify the WP number. The last
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