TM 5-4220-226-14&P
(6) Draw 10 ml sample. Agitate to observe for soap bubbles. If any soap bubbles are present, repeat
step (5) until no bubbles are observed.
(7) Blow dry parts or components with clean, dry, oil-free nitrogen (preferably heated to 200F (93C)
until all visible signs of water are absent. Maintain process for 1 to 2 hours after initial purge.
(8) Double bag and seal or tape closed all components and ends or pipe or hoses with plastic until ready
for reinstallation.
d.
Hoses shall be cleaned as specified in paragraph 4-34.
4-36. Cleaning Component Soft Goods.
a. The following isopropyl alcohol method is provided for the cleaning of the soft goods and aluminum parts
of system components. The method for nonionic detergent is the same procedure as that in paragraph 4-34.
WARNING
Ensure ventilation is adequate and avoid breathing vapors.
Personnel should wear chemical protective gloves to
prevent skin irritation when contact with isopropyl alcohol is
necessary.
lsopropyl alcohol shall be maintained in a covered container
to preclude excess concentrations in the air for fire
protection. The cover should be removed only for placement
or removal of soft goods.
NOTE
Table 4-5 lists all compatible cleaning agents for general soft
goods used in the army diving systems. Only the isopropyl
alcohol procedure is listed below.
b. Soak component soft goods or aluminum parts in a tray of isopropyl alcohol for 10 minutes maximum.
c. Wipe each piece of soft goods individually with wipes soaked in isopropyl alcohol. Do this until all dirt and
foreign matter is visually removed.
d. Rinse software with fresh isopropyl alcohol.
e. Blow dry with air, nitrogen, or helium.
4-41
