DI-PSSS-80989B
Reliability-Centered Maintenance (RCM) Inactive Equipment Maintenance (IEM) Requirement Analysis Report
Defines the format, content, and preparation instructions for the RCM Inactive Equipment Maintenance (IEM) Requirement Analysis Report, which documents maintenance tasks for equipment inactive for prolonged periods.
Approval DateAugust 15, 2016
AMSC NumberN9698
Preparing ActivitySH
Project NumberPSSS-2016-030
OPR—
DTIC Applicable—
GIDEP Applicable—
Limitation—
Applicable Forms—
Approval Limitation—
Form Version—
DID Formatfree_text
963C CompliantYes
DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.
Related
DI-PSSS-80979BDI-PSSS-80994BDI-PSSS-80981BDI-PSSS-80983BDI-PSSS-80982BDI-PSSS-80980BDI-PSSS-80984BDI-PSSS-80985BDI-PSSS-81829ADI-PSSS-80986BDI-PSSS-80988BDI-PSSS-80987BDI-PSSS-80990A
Application & Interrelationship
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Use & Relationship
The Reliability-Centered Maintenance (RCM) Inactive Equipment Maintenance (IEM) Requirement Analysis Report defines tasks to be performed when equipment is inactive for periods of prolonged time.
This Data Item Description (DID) contains the format, content, preparation instructions and intended use information for the data product resulting from the work task described in 5.1.7 of MIL-STD-3034A.
This DID is related to DI-PSSS-80979B, RCM Master Systems and Subsystems Index (MSSI); DI-PSSS-80994B, RCM Functional Block Diagram (FBD); DI-PSSS-80981B, RCM Functional Failure Analysis (FFA) Report; DI-PSSS-80983B, RCM Additional Functionally Significant Item (AFSI) Selection Report; DI-PSSS-80982B, RCM Functionally Significant Items (FSI) Index; DI-PSSS-80980B, RCM Failure Modes and Effects Analysis (FMEA) Report; DI-PSSS-80984B, RCM Decision Logic Tree Analysis (LTA) with Supporting Rationale and Justification Report; DI-PSSS-80985B, RCM Servicing and Lubrication Analysis (SLA) Report; DI-PSSS-81829A, RCM Corrective Maintenance (CM) Development Report; DI-PSSS-80986B, RCM Maintenance Requirements Index (MRI); DI-PSSS-80988B, RCM Task Definition Report; DI-PSSS-80987B, RCM Procedure Validation Report; DI-PSSS-80990A, RCM Documentation Control Sheet.
This DID supersedes DI-SESS-80989A.
Preparation Instructions
1Reference Documents.The applicable issue of the documents cited herein, including their approval dates and dates of any applicable amendments, notices, and revisions, shall be as specified in the contract.
2Format.The IEM report shall be in a format similar to that of the sample form of Figure 1 of this DID.
3Content.The IEM report shall contain all of the information specified in the sample form of Figure 1 of this DID and as specified in MIL-STD-3034A, paragraph 5.1.7.2.
3.1Block 1. ESWBS Number.Enter the Expanded Ship Work Breakdown Structure (ESWBS) number of the system under analysis, as defined on the Master Systems and Subsystems Index (MSSI).
3.2Block 2. Nomenclature.Enter the nomenclature of the system under analysis from block 9 of the MSSI.
3.3Block 3. Ship Class.Duplicate the entry from block 3 of the MSSI.
3.4Block 4. Prepared By.Enter the analyst's name and the date.
3.5Block 5. Reviewed By.Enter the first level reviewer's name and the date.
3.6Block 6. Approved By.Reserved for Maintenance Coordinating Activity (MCA) approval signature and date.
3.7Block 7. Revision.Identify the revision level of the IEM report and enter e.g., "ORIGINAL", "A", "B", "C", sequentially as applicable and the date.
3.8Block 8. Degradation.List what degradation will occur if equipment is inactive while the ship is operational, and in an industrial environment, as applicable. Consider separately the equipment's internal workings, external surfaces, attachments, connecting lines, piping, and valves, as applicable. Under the industrial environment, consider what the effects will be under conditions such as lack of power, heating and cooling problems. Consider the effects if the equipment is exposed to abnormal conditions, e.g., having the bulkhead, overhead, and decking removed; industrial work in progress in the immediate area such as welding, chipping, sandblasting and painting.
3.9Block 9. Requirements.Considering location and equipment design, enter maintenance actions, with alternatives, to protect and prevent degradation of the equipment under the conditions listed:
3.9.1Block 9a. Protection.Enter maintenance actions necessary to protect and maintain inactive equipment during a period of prolonged idleness, e.g., (1) Remove equipment and place in a protected area. (2) Lubricate and cover exposed areas. (3) Inactivate radar set.
3.9.2Block 9b. Activation.Enter maintenance actions necessary to return applicable subsystem and equipment to service following a period of prolonged idleness. Specify what tests are required to ensure the operational readiness of the equipment.
3.10Block 10. Expense.Enter "YES" to signify a yes answer and "NO" to signify a no answer to the question: "Considering cost and resources, is the requirement of block 9 worthwhile?" Identify if the action would satisfy all requirements and specify the reason for both positive and negative answers. Justification is required for each requirement listed in block 9 and only the most cost effective requirements should survive the justification. Justification may recommend more than one alternative under different environmental conditions during a shut-down period.
3.11Block 11. Periodicity.Enter the established IEM periodicity; lay-up maintenance (LU), periodic maintenance (PM), start-up maintenance (SU), and operational test (OT), as applicable, for each requirement fully justified in block 10. A maintenance requirement (MR) may be used under more than one IEM periodicity. For periodic maintenance, identify the periodicity of performance required by adding a code to the PM indicator; e.g., "PM(W)", "PM(M)." Justify each periodicity decision. If a requirement is to be performed in an industrial environment only, indicate by the notation (I); e.g., "LU(I)." This MR shall be entered on the RCM Task Definition form (Phase 10) with a note to describe the circumstance.
3.12Block 12. Source Procedure.Enter available maintenance procedures that could satisfy the requirements justified in blocks 10 and 11. Maximum use of existing maintenance procedures is desired. Identify any changes to the procedures found that will improve the procedures. Maintenance procedures requiring modifications and maintenance actions which must be developed shall be annotated in block 13. Identify the source of existing procedures, e.g., technical manuals (TMs), ordnance publications (OPs), and existing Maintenance Requirement Cards (MRCs).
3.13Block 13. Editing.This column provides a summary and check-off list of the development work required for IEM. Opposite each MR listed in block 11, identify what must be done to complete the IEM development with one of the following: (S) The MR procedure exists on a Maintenance Index Page (MIP) and is to be used as written. Enter MRC SYSCOM number. (M) The MR procedure exists on a MIP; but fields such as the procedure and periodicity must be modified for IEM. Enter MRC SYSCOM number. (N) A complete new procedure must be developed to satisfy the MR and shall be subjected to procedure validation.
3.14Block 14. Serial Number.Enter four-segment serial number as follows:
3.14.1Segment 1 - Enter the developing organization abbreviation followed by a slant (/).
3.14.2Segment 2 - For developers, enter the development authorization number followed by a slant (/); for other development activities, assign a development number followed by a slant (/).
3.14.3Segment 3 - Enter the number 129 to indicate the Inactive Equipment Maintenance analysis form, followed by a slant (/).
3.14.4Segment 4 - Enter the ESWBS number from block 1.
Figures

Figure 1. SAMPLE FORM - FIGURE 1 - INACTIVE EQUIPMENT MAINTENANCE REQUIREMENT ANALYSIS INACTIVE EQUIPMENT MAINTENANCE (IEM)
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