5-3. CLEANING INSTRUCTIONS.
Improper cleanig methods and use of unau-
thorized cleaning liquids or solvents can Injure
personnel and damage equipment. To prevent
this, refer to TM 9-247 for further Instructions.
a. GeneraI. Cleaning instructions will be the same for
the majority of parts and components which make up
the tamper. The following applies to all cleaning
Clean all parts before inspection, after repair,
and before assembly.
Keep hands free of grease which can collect
dust, dirt, and grit.
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 (see paragraph 5-4).
b. Steam Cleaning.
(1) Before steam cleaning exterior of tamper, pro-
tect all electrical equipment which could be
damaged by steam or moisture.
Avoid contact with live steam. Live steam can
burn skin, cause blindness, and cause other
serious Injury. Be sure to wear protective
apron, gloves, and safety goggles when using
(2) Place disassembled parts in a suitable contain-
er to steam clean. Parts that are subject to rust
should be dried and lightly oiled after cleaning
(see paragraph 5-4).
c. Castings, Forgings, and Machined Metal Parts.
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
solvents flash point is 100°F-138°F
(38°C-590C). If you become dizzy while using
cleaning solvent, Immedlatety get fresh air and
medical help. If solvent contacts eyes, Immedi-
ately wash your eyes and get medical aid.
Clean inner and outer surfaces with dry clean-
ing solvent (Item 16, Appendix E) and a clean
rag (Item 15, Appendix E).
Remove grease and accumulated deposits
with a scrub brush (Item 3, Appendix E).
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) Clean all threaded holes with compressed air to
remove dirt and cleaning fluids.
DO NOT wash oil seals, electrical cables, and
flexible hoses with dry cleaning solvent or min-
eral spirits. Serious damaged or destruction of
material will result.
Oil Seals, Electrical Cables, and Flexible Hoses.
Wash oil seals, electrical cables, and flexible hoses
with a solution of dishwashing compound (Item 7,
Appendix E) and water and wipe dry with clean rag
(Item 15, Appendix E).
Bearings. Clean bearings in accordance with