TIPS ON PAINTING

TB 43-0209

31. TIPS ON PAINTING

t. Do not waste paint by spraying beyond the item

Certain basic precautions are applicable to paint,

being coated.

varnish, enamel, and lacquer. The following should be

u. Do not paint over a moist or wet surface.

observed at all times:

v. Do not paint between the ground strap and hull

a. Do not paint over an unclean surface. Be sure all

of tanks.

dirt, rust, scale, etc., are removed.

w. Do not paint on operator-instruction plates.

b. Do not fail to stir paint thoroughly.

c. Do not mix one paint with another unless

32. TIPS ON PAINTING WITH CARC

instructed to do so.

The following precautions should be observed, in

d. Do not fail to follow instructions that appear on

addition to those listed in paragraph 31 above, when

containers, particularly those concerning safety, the

applying Chemical Agent Resistant Coatings (CARC):

addition of thinner, and the application instructions.

a. Spray 'nes for epoxy applications should not be

e. Do not apply paint or varnish unless the drying

used with polyurethane coatings without complete

conditions are satisfactory.

flushing or cleaning wit] solvents.

f. Do not paint in wet or extremely cold weather,

b. Test for cleanliness when applying CARC with

below 50' F (10' C).

the red litmus or war-r break test.

g. Do not apply abnormally heavy coats.

c. Remem3er to notify the local safety office and

h. Do not add too much thinner.

preventive medicine support activity prior to initial CARC

painting. This also applies to all spray painting

i. Do not use paint buckets, cans, paint rollers,

operations, regardless of the material used.

spray guns, or brushes which are not clean.

d. Do not use CARC for items like manifolds and

j. Do not apply cold paints on varnishes.

mufflers that exceed 400' F. Do not use CARC on

k. Do not leave old paint and oil-soaked cloths

rubber, lacquer coatings, or vinyl.

laying around in the paint shop; they are a fire hazard.

e. Use silicon rubber (impervious), not cloth, gloves

l. Do not fail to clean brushes, paint rollers, and

when applying CARC.

spray guns immediately after using.

f. Only DS/GS General Support and Depot level

m. Do not smoke when painting. Do not smoke near

personnel are authorized complete painting and

paint storage areas or paint booths.

repainting of components with topcoats and primers. Unit

n. Do not release the tops of pressure-feed

and DS/GS Direct Support level personnel are only

material containers before releasing the air pressure.

pemitted to use topcoats and primers for touchup efforts.

o. Do not use electrical connections that show any

g. When using CARC, mix only the amount needed

inclination to becoming loose.

to do the job (i.e. don't open a large container for a small

p. Do not pour paint out of a container in a manner

job) because unused CARC must be disposed of and

that obscures the label.

cannot be stored.

q. Do not fail to strain paint before using, if

h. Epoxy-polyamide coatings build up thickness

required.

quickly.

CARC paints cannot be strained, however.

Thick films are detrimental for good adhesion. Do not

r. Do not fail to remove all traces of wax from

apply CARC beyond its thickness tolerances.

surfaces where paint or varnish is to be used.

s. Do not paint without proper respiratory

33. MARKINGS TO BE APPLIED TO EQUIPMENT

equipment and ventilation.

After the equipment has been pattern painted, only

the following markings are to be applied:

a. Unit identification.