CHAPTER 4 ORGANIZATIONAL MAINTENANCE INSTRUCTIONS

TM 5-6350-262-14/4

CHAPTER 4

ORGANIZATIONAL MAINTENANCE INSTRUCTIONS

Section I. GENERAL

4-1. Maintenance Concept

a. The MWS requires no operator/crew maintenance.

b. The MWS requires a minimum of organizational maintenance.

c. Organizational maintenance of the MWS is limited to periodic external visual inspection of the SPU enclosure,

the conduit connection to the J-SIIDS Control Unit, the loop sensor wire, and the EOL Module.

d. The MWS does not require lubrication.

e. The MWS does not require cleaning other than that associated with normal housekeeping of electronics

equipment and military arms rooms.

4-2. Tools and Equipment

In accordance with the foregoing maintenance concept for the MWS, no tools, or equipment are required for

organizational maintenance.

Section II. PREVENTIVE MAINTENANCE CHECKS AND SERVICES

4-3. General

To ensure that the MWS is always ready for operation, it must be inspected periodically so that defects may be

discovered and corrected before they result in failure. The necessary inspections to be preformed are listed in table 4-1.

Record all deficiencies noted and notify direct support (intermediate) maintenance of corrective action needed.

4-4 BATTERY REPLACEMENT

The batteries in the SPU have a life of approximately 36 months Organizational maintenance should remind direct

support (intermediate) maintenance of pending battery expiration dates

Table 4-1. Preventive Maintenance Checks and Services

Organizational maintenance category

Quarterly

Seq.

Items to be Inspected

Paragraph

no.

Procedure

reference

SPU ENCLOSURE

1-6b

Check: security of wall mounting, and cover screw tightness; integrity of electrical conduit

and connector; security of loop sensor wire input connection; and for any sign of tampering.

LOOP SENSOR

1-6e

Check: security of mounting on racks; connections to EOL Module and to SPU; and for any

damage to insulation, which would cause a short or open circuit.

EOL MODULE

Check: security of mounting on rack, and for any signs of tampering.

1-6d

4-1