TM 9-2330-247-14&P
S e c t i o n V. GENERAL MAINTENANCE INSTRUCTIONS
Page
Page
Cleaning Instructions . . . . . . . . . . . . . . . . .
Repair Instructions . . . . . . . . . . . . . . . . . . .
General Information . . . . . . . . . . . . . . . . . .
Scope . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Inspection Instructions . . . . . . . . . . . . . . . .
Work Safety . . . . . . . . . . . . . . . . . . . . . . . . .
4-17.
SCOPE
These general maintenance instructions contain general shop practices and specific methods you must be familiar
with to properly maintain the trailer. You should read and understand these practices and methods before starling
organizational tasks on the trailer.
4-18.
WORK SAFETY
Before starting a task, think about the risks and hazards to your personal safety as well as others. Wear protective gear
such as safety goggles or lenses, safety shoes, rubber apron, or gloves. Protect yourself from injury.
Observe all WARNINGS and CAUTIONS.
When lifting heavy parts, have someone help you. Ensure that lifting/jacking equipment is working properly, that it is
suitable for the task assigned, and secured against slipping,
Always use power tools carefully,
4-19.
GENERAL INFORMATION
Before beginning a task, find out how much repair, modification, or replacement is needed to fix the equipment as
described in this manual, Sometimes the reason for equipment failure can be seen right away, and complete teardown
is not necessary, Disassemble equipment only as much as required to repair or replace damaged or broken parts.
All tags and forms attached to the equipment must be checked to learn the reason for removal from service. Also,
check all Modification Work Orders (MWOs) and Technical Bulletins (TBs) for equipment changes and updates.
In some cases a part may be damaged by removal. If the part appears to be good, and other parts behind it are not
defective, leave it on and continue the procedure.
Here are a few simple rules:
1. Do not take out dowel pins or studs unless loose, bent, broken, or otherwise damaged.
2. Do not pull out bearings or bushings unless damaged. If you must get at parts behind them, pull out bearings or
bushings carefully.
3. Replace all gaskets, seals, preformed packings, Iockwashers, locknuts, and cotter pins.
GENERAL
The cleaning instructions will be the same for the majority of parts and components that make up the M353 trailer.
The importance of cleaning must be thoroughly understood by maintenance personnel. Great care and effort are
required in cleaning. Dirt and foreign material area constant threat to satisfactory maintenance. The following should
apply to all cleaning:
1. Clean all parts before inspection, after repair, and before assembly.
2. Hands should be kept free of any accumulation of grease that can collect dust, dirt, or grit.
3. After cleaning, all parts should be covered or wrapped to protect them from dust and dirt. Parts that are subject
to rust should be lightly oiled.
