TM 9-2330-359-14&PSection V. GENERAL MAINTENANCE INSTRUCTIONSPageParagraph TitleNumberCleaning Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-12General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-12Inspection Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-134-15. GENERAL.a. These general maintenance instructions contain general shop practices and specific methods you mustbe familiar with to properly maintain your semitrailer. You should read and understand these practices and methodsbefore performing any organizational maintenance tasks.b. Before beginning a task, find out how much repair, modification, or replacement is needed to fix theequipment. Sometimes the reason for equipment failure can be seen right away, and complete teardown is notnecessary. Disassemble equipment only as far as necessary to repair or replace damaged or broken parts.c. In some cases, a part may be damaged by removal. If the part appears to be good, and other parts behindit are not defective, leave it on and continue with the procedure. Here are a few simple rules:(1) Do not remove dowel pins or studs unless loose, bent, broken, or otherwise damaged.(2) Do not remove bearings or bushings unless damaged. If you need to remove them to access partsbehind, pull bearings and bushings out carefully.(3) Replace all gaskets, seals, and preformed packings.d. The following “Initial Setup” information applies to all procedures:(1) Resources are not listed unless they apply to the procedure.(2) “Personnel Required” is listed only if more than one technician is required to complete the task.e. All tags and forms attached to equipment must be checked to learn the reason for equipment’s removalfrom service. Modification Work Orders (MWO) and Technical Bulletins (TB) must also be checked for equipmentchanges and updates.4-16. CLEANING INSTRUCTIONS.WARNINGImproper cleaning methods and use of unauthorized cleaning liquids or solvents caninjure personnel and damage equipment. To prevent this, refer to TM 9-247 for furtherinstructions.a. General. Cleaning instructions will be the same for a majority of parts and components which makeup thesemitrailer. The following should apply to all cleaning operations:(1) Clean all parts before inspection, after repair, and before assembly.(2) Keep hands free of grease which can collect dust, dirt, and grit.(3) After cleaning, all parts should be covered or wrapped to protect them from dust and dirt. Parts thatare subject to rust should be lightly oiled.4-12
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