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TM 9-2330-398-24
2-18.
WORK SAFETY.
a.
Observe all WARNINGs and CAUTIONs. Always use power tools carefully.
b.
Protect yourself against injury. Wear protective gear, such as safety goggles or lenses, safety shoes, rubber
apron, or gloves.
c.
When lifting heavy parts, have someone help you. Make sure that lifting/jacking equipment is working properly, is
suitable for the assigned task, and is secure against slipping.
d.
All maintenance should be performed with
• trailer parking brake engaged;
• tow vehicle in neutral with parking brake engaged, if attached; and
• tow vehicle engine stopped, if attached.
2-19.
CLEANING INSTRUCTIONS.
WARNING
Improper cleaning methods and the use of unauthorized cleaning liquids or solvents can injure
personnel and damage equipment. To prevent this, refer to TM 9-247 for further instructions.
a. General. 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:
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, cover or wrap all parts to protect them from dust and dirt. Parts that are subject to rust
should be lightly oiled.
b. Steam-Cleaning.
1.
Before steam-cleaning exterior of semitrailer, protect all electrical equipment that could be damaged by
steam or moisture.
2.
Place disassembled parts in a suitable container to steam-clean. Parts that are subject to rust should be
dried and lightly oiled after cleaning.
c.
Castings, Forgings, and Machined Metal Parts.
WARNING
Dry-cleaning solvent P-D-680 is toxic and flammable. Always wear protective goggles and gloves,
and use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes, and DO NOT
breathe vapors. DO NOT use near open flames or excessive heat.
1.
Clean inner and outer surfaces with dry-cleaning solvent (Item 12, Appendix C).
2-65
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