project, the product will only be as good as the input from you and your personnel. You, as a CPO, will have a great deal of influence over this procedure. THE 3-M SYSTEMS The average work center aboard ship is involved in the 3-M Systems through the Planned Maintenance System (PMS) and the Maintenance Data System (MDS). Your position in the work center or division will require you to have a good working knowledge of the 3-M Systems. Basic 3-M responsibilities of the chief include the following: • • • • • Training the division officer and subor- dinates Supervising preventive maintenance admin- istrative procedures Supervising corrective maintenance admin- istrative procedures Submitting  equipment  configuration changes to update the weapons system file Managing  the  division  or  work  center maintenance through use of the current ship’s maintenance project (CSMP) An in-depth explanation of the 3-M Systems is beyond the scope of this chapter. Exact pro- cedures for administering the 3-M Systems vary depending upon TYCOM instructions, type of command, or special programs such as nuclear weapons or nuclear power. This section will cover the general respon- sibilities of the positions you should be familiar with as a chief. These positions are the depart- mental 3-M Systems assistant, division officer, group supervisor, and work center supervisor. A  more  detailed  description  of  the  3-M Systems can be found in the Ships’ Maintenance and Material Management (3-M) Systems Manual, OPNAVINST  4790.4B,  and  your TYCOM 3-M Systems instruction. DEPARTMENTAL 3-M SYSTEMS ASSISTANT The department head will assign an officer or a petty officer as a 3-M Systems assistant. The assistant must be trained in and knowledgeable of the 3-M Systems. The assistant will provide assistance and supervision in all administrative facets of the department’s 3-M Systems program. DIVISION OFFICER The division officer is responsible to the department head and must be trained in the 3-M Systems. The division officer assists in managing the  maintenance  required  for  the  equipment within the division. The division officer’s respon- sibilities include the following: Ensuring  division  MDS  documents  are complete, accurate, and promptly prepared and submitted Ensuring qualified senior personnel review PMS maintenance requirement documents such as maintenance index pages (MIPs) or maintenance requirement cards (MRCs) for completeness, applicability, and ac- curacy Supervising preparation, reviewing, and signing  of  the  divisions’s  weekly  PMS schedules Conducting weekly spot-checks to make sure maintenance requirements are per- formed as indicated on the maintenance requirement card (MRC) Ensuring  the  department  quarterly schedule is properly updated each week Including 3-M Systems training in divisional training plan Working in association with the ship’s 3-M coordinator Meeting the work center supervisors each week and then informing the department head of 3-M Systems status within the division Ensuring  division  3-M  Systems  files, publications, MRC decks, tag guide list (TGL), and equipment guide list (EGL) are complete and current GROUP SUPERVISOR Sometimes the leading chief is responsible for the proper operation of two or more work centers. 4-24