(33) Position both tanks on a flat surface.
(34) Rotate the tanks so the repairman faces the bottom of the tanks.
(35) Lift the bottom of the tanks and place on the lower lateral abdominal region of the repairman's body.
Refer to figure 4-5. With the stabilizer band cushions (4) and (15), shoulder straps (2) and (3). and
waist straps (12) and (17) in position, slide the stabilizer bands (5) and (13) down and over the tanks.
Insure the pull rod clips (14) are positioned so they are located on the reserve lever side. Position
the top stabilizer band approximately 5-1/4 inches from the top of the tanks, and the bottom stabilizer
band approximately 6-1/2 inches from the bottom of the top stabilizer band.
(36) Place the stabilizer band washer (10) on the stabilizer band bolt (9). Insert the bolt through the bottom
stabilizer band (13), abdominal strap webbed end (16), and through the other side of the bottom stabi-
lizer band. Insure the threaded end of the stabilizer band bolt (9) is pointing away from the diver. Place
the stabilizer band washer (10) and stabilizer band nut (11) on the threaded end of the stabilizer band
(37) With a 1/2 inch box wrench applied to the stabilizer band nut (11). and a 3/8 inch ratchet with 4 inch
extension, and a 1/2 inch socket applied to the head of the stabilizer band bolt (9), tighten the nut
(38) Rotate the tanks so the repairman is facing the manifold assembly.
(39) Place stabilizer band washer (7) and stabilizer band nut (8) the threaded end of the stabilizer band
bolt (6) and hand tighten.
(40) With a 1/2 inch box wrench applied to the stabilizer band nut (8), and a 3/8 inch ratchet with 4 inch
extension, and a 1/2 inch socket, applied to the head of the stabilizer band bolt (6), tighten securely.
Install and seat the manifold O-Ring (fig. 4-4) (9) in the manifold (21).
Insert the hook end of the pull rod (fig. 4-5) (18) in reserve lever (fig. 4-4) (8). Turn and push the pull
rod into the top pull rod clip (fig. 4-5) (14) and then the bottom pull rod clip (14).
lNTERNAL INSPECTION (VISUAL) OF SCUBA TANKS.
General. These instructions contain procedures for the internal inspection of SCUBA tanks utilized with
the Open Circuit Military SCUBA System. They include but are not limited to information pertaining to in-
spection standards, inspection frequencies and the cleaning, handling and condemning of SCUBA tanks.
Purpose. The purpose of the visual tank inspection IS to detect corrosion. contamination, and conditions
which weaken the tank or could impair valve or regulator operation.
Criteria. To pass the inspection, the tank shall be examined, in accordance with limits established in Com-
pressed Gas Association Pamphlet C-6, to be essentially free of:
General corrosion (flash rust, a light haze of fine rust, is permissible if it covers less than 10% of the
Blisters in the lining.
Abnormal odor or deposits, and
Evidence of any mechanical defects.
Inspection Period. A tank that is used constantly in salt water and is filled anywhere around salt air. should
be inspected every six months. Tanks used mostly in fresh water should be inspected annually.