GENERAL MAINTENANCE INSTRUCTIONS--Continued
Replace all gaskets, seals, lockwashers, cotter pins, performed packings, and other locking
Apply antiseize compound to wherever stainless steel nuts are used on stainless steel bolts.
Observe all warnings and cautions. Always use power tools carefully. Protect yourself against injury.
Wear protective gear, such as safety goggles or lenses, safety shoes, rubber apron, or gloves.
When lifting heavy parts, have someone help you. Make sure that lifting/jacking equipment is working
properly, suitable for the assigned task, and is secure against slipping.
All maintenance should be performed with:
Semitrailer parking brake engaged.
Tow vehicle in neutral with parking brake engaged, if attached.
Tow vehicle engine stopped, if attached.
Improper cleaning methods and the use of unauthorized
cleaning liquids or compounds can injure personnel and
damage equipment. To prevent this, refer to TM 9-247 for
Cleaning instructions will be the same for a majority of parts and components that make up the
semitrailer. The following should apply to all cleaning, inspection, repair, and assembly operations:
Clean all parts before inspection, after repair, and before assembly.
Keep hands free of grease which can collect dust, dirt, and grit.
After cleaning, cover or wrap all parts to protect them from dust and dirt. Parts that are subject to
rust should be lightly oiled.
Before steam cleaning exterior of semitrailer, protect all electrical equipment that could be
damaged by steam or moisture.
Place disassembled parts in a suitable container to steam clean. Parts that are subject to rust
should be dried and lightly oiled after cleaning.