b. If bearings are covered with grease or heavy oil,
g. Drycleaning solvent, item 18, table 1-3.
immerse bearings in OE-10 lubricating oil (item 28, table
1-3) to remove the major portion of the old lubricant.
h. Mineral spirits paint thinner, item 22, table 1-3.
c. Allow the bearings to drain thoroughly after
i. Cleaning compound, item 23, table 1-3.
removal from the oil. Rotate the bearings in mineral
j. Alkali-type paint remover, item 24, table 1-3, class
spriits paint thinner (item 22, table 1-3) for final
1 and 2.
k. Powdered technical talcum, item 25, table 1-3.
Do not spin bearings with air stream. Damage
1. Preservative lubricating oil, item 26, table 1-3.
to unlubricated highly polished surfaces may
3-38. CLEANING INSTRUCTIONS.
d. Dry bearings with clean dry compressed air taking
3 - 3 9 . PAINTED METAL PARTS AND
care not to spin bearings.
SURFACES. Clean painted metal parts and surfaces as
e. Lubricate the bearings immediately with lubricant
(item 29, table 1-3) and wrap in clean wax paper until
required for reassembly.
a. Clean painted surfaces with clear water or a solution
of six ounces of painted surface detergent (item 27, table
1-3) to one gallon of water.
3-42. ELECTRICAL PARTS. Clean electrical parts with
trichlorethylene (item 20, table 1-3). Do not soak
electrical components. Dry with low pressure air.
b. Clean ferrous metal parts with alkali-type paint
remover (item 24, table 1-3) class 1.
3-43. RUBBER PARTS. Clean rubber parts (other than
electrical parts) with soap and water. Wipe dry and apply
3-40. MACHINED METAL PARTS. Machined metal
a coating of talcum (item 25, table 1-3) to preserve the
parts should be cleaned as follows:
3-44. LEATHER PARTS. Leather or imitation leather
a. Clean grease or oil from unpainted surfaces with
parts are to be cleaned as follows:
decreasing solvent (item 21, table 1-3) mineral spirits
paint thinner (item 22, table 1-3) or drycleaning solvent
a. Scrape off accumulations of grease and dirt with a
(item 18, table 1-3).
piece of wood.
b. Clean all non-ferrous metal parts with cleaning
b. Clean with leather dressing compound (item 30,
compound (item 23, table 1-3) or alkali-type paint
remover (item 24, table 1-3), class 2.
c. After parts are clean, dry either with a clean,
c. Rinse all parts lightly with clean water.
lintless cloth or low pressure air.
d. While the leather is still damp, apply a coating of
d. Coat all polished or machined surfaces with
neet's foot oil (item 32, table 1-3).
preservative lubricating oil (item 26, table 1-3).
e. Allow water-soaked items to dry in direct sunlight
3-41. ANTI-FRICTION TYPE BEARINGS. Anti-friction
or by artificial light.
type bearings must be cleaned with care. Clean bearings as
3-45. CANVAS. Canvas belts and protective boots
should be cleaned as follows:
Clean anti-friction bearings (if not of the sealed
by rotating bearings in mineral spirits paint thinner
a. Remove loose dirt with a clean dry brush or with
22, table 1-3) or drycleaning solvent (item 18,
saddle soap (item 31, table 1-3) and water.