ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES.

TM 11-5820-670-12

3-6. ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES.

Some PMCS are considered to be routine and should be done anytime you see that they need to be

done. For some items of equipment, routine PMCS are not listed in the PMCS table. Routine PMCS

that are listed in the PMCS table are there because others have reported unusual or significant

problems with a particular item.

Routine PMCS include the following:

Check to see that the aircraft's intercommunications system is complete.

CAUTION

Use only clear water and a rag to clean plastic surfaces. Do not paint a plastic surface.

Damage to plastic will result if cleaned with solvents or painted.

Check equipment surfaces for corrosion, rust, and fungus. Clean and touchup paint as

needed. General procedures for cleaning and touchup painting are contained in para-

Check component controls to ensure that knobs are not missing, broken or loose; and working

properly. Detailed instructions for replacing control knobs are contained in chapter 3,

section V.

Check for loose connectors and jacks. Procedures for tightening and securing connectors are

contained in chapter 3, section Il.

Check for loose mountings, hardware, brackets, etc. Tighten as needed. Replacement pro-

cedures are contained in chapter 3, section V.

WARNING

Ensure that the correct types of bolts or screws, star washers and nuts are used and

properly assembled. Severe electrical hazards exist when items of equipment are not

properly installed and grounded.

Check for bent or missing mounting guides and connector pins.

Check cables for fraying, cuts, cracks, dry rot, or other damage. Fix or replace as needed.

Check for improperly routed cables. Refer to the appropriate aircraft electronic maintenance

manual for cable routing instructions.

Check the aircraft primary electrical power system and antenna system in accordance with the

appropriate aircraft electronic maintenance manual.

NOTE

Refer to DA PAM 310-1 for the latest listing of applicable publications and to determine

whether new applicable MWO'S have been published. All URGENT MWO'S must be

applied immediately. All NORMAL MWO'S can be scheduled.

Perform routine preventive maintenance as required.

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