TM 55-4920-328-13
Section V. CLEANING AND INSPECTION PROCEDURES
6-24. Periodic Cleaning.
WARNING
Use dry-cleaning solvents In a well-
ventilated area. Keep solvents and
vapors away from open flame and
avoid breathing fumes. Solvents have
a cumulative toxic effect on the
system. Failure to observe this
warning may result in serious or fatal
illness.
The cleaning requirements and intervals for
components of the system are outlined in table 6-
3. Observe all precautionary measures outlined
in base fire and safety regulations when using the
cleaning agents specified in the table. Wear
protective
clothing,
gloves,
and
respiratory
equipment when required by regulation. The use
of carbon tetrachloride is not recommended; use
volatile and flammable liquids only under the
supervision
of
responsible
maintenance
personnel.
Table 6-3. Cleaning Requirements
ITEM
CLEANING AGENT
INTERVAL*
Writing Surfaces
Mild solution of hot water
Weekly
and Specification P-C-436
detergent
Painted Metal Surfaces
TT-N-95, Type II aliphatic
30 - 60
naphtha
days
Instrument Glass Dials
0-A-51 acetone or TT-M-261
30 days
methyl-ethyl-ketone (MEK)
Interiors of Cabinets,
Vacuum clean. Dislodge par-
30 - 60
Junction Boxes, and
ticulate matter with a soft
days
Panel Enclosures
fiber-bristle brush.
Exposed Electrical
P-C-458 crocus cloth
A/R
Contacts
Tube Assemblies
P-D-680 dry cleaning solvent
30 days
Hose Assemblies
Mild detergent solution
30 days
Note
Wipe dry immediately after cleaning.
Wire Rope Cabling
Remove rust deposits with
A/R
MIL-C-14460 rust remover,
then coat with VV-L-800
preservation oil.
6-17
