TM 9-2330-213-1 4&P
4-17. CLEANING INSTRUCTIONS.
WARNING
Improper cleaning methods and 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 which make
up the trail. 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
that are subject to rust should be lightly oiled.
b. Steam Cleaning
(1) Before steam cleaning exterior of trailer, protect all electrical equipment which 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 flame or excessive
heat. The solvent's flash point is 100F-130F (38C-59C). If you become dizzy
while using cleaning solvent, immediately get fresh air and medical help. If solvent
contacts eyes, immediately wash your eyes and get medical aid.
(1) Clean inner and outer surfaces with dry cleaning solvent (Item 6, Appendix E).
(2) Remove grease and accumulated deposits with a stiff bristle brush.
WARNING
Compressed air used for cleaning or drying purposes, or for clearing restrictions,
should never exceed 30 psi (207 kPa). Wear protective clothing (goggles/shield,
gloves, etc. ) and use caution to avoid injury to personnel.
(3) Clear all threaded holes with compressed air to remove dirt and cleaning fluids.
CAUTION
Do not wash oil seals, electrical cables, and flexible hoses with dry cleaning solvent
or mineral spirits. Serious damage or destruction of material would result.
d. Oil Seals, Electrical Cables, and Flexible Hose. Wash electrical cables and flexible hose with a
solution of soap (Item 5, Appendix E ) and water and wipe dry.
e. Bearings. Clean bearings in
accordance with TM
9-214.