TM 5-4310-379-14
(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 200 degrees F (93 degrees
C)) 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 of pipe or hoses with plastic until ready for
reinstallation.
c. Hoses shall be cleaned as specified in paragraph 3-59.
Table 3-4. Cleaning Solution Flow Rate
TUBE SIZE
PIPE SIZE
(inches)
GPM
(inches)
GPM
1/4 (0.6 cm)
1/2
1/4 (0.6 cm)
2
3/8 (0.9 cm)
2
3/8 (0.9 cm)
3
1/2 (1.2 cm)
3 3/4
1/2 (1.2 cm)
5
1/2
3/4 (1.9 cm)
6 3/4
3/4 (1.9 cm)
9
1/2
1
(2.5 cm)
12 1/2
1 (2.5 cm)
15
1/2
1 1/4 (3.1 cm)
23
1 1/2 (3.8 cm)
35
2 (5.2 cm)
50
3-61. Cleaning Component Soft Goods . The following isopropyl alcohol method is provided for the cleaning of the
soft goods and aluminum parts of system components. The method for non-ionic detergent is the same procedure as
that in paragraph 3-59.
CAUTION
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.
Isopropyl 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 3-5 lists all compatible cleaning agents for general soft goods used in the Army diving and systems.
Only the isopropyl alcohol procedure is listed below.
a. Soak component soft goods or aluminum parts in a tray of isopropyl alcohol for 10 minutes maximum.
3-186
