Tank Outlets

TM 5-5430-209-12

receive the boltheads. Insert bolts (2) in inside flange

half (3). Place 4-hole gasket (4) over the bolts and

against the flange half.

(d) Install assembled flange half in stave (5)

from inside the tank.

(e) On outside of tank, install gasket (1, fig. 6-

21) over bolts (2) and against stave (3).

(f) Install outside flange half (4) over bolts and

against gasket (1). Install nuts (5) on bolts and tighten

securely.

(2) Valve and Nipple.

(a) The nipple (6, fig. 6-22) must be cut to

length so that clearance between nipple and tank bottom

(8) is 1-inch.

(b) Install nipple (6) in elbow (7).

Tighten elbow until nipple is vertical and the opening

faces the tank bottom.

(d) Install valve (7, fig. 6-21) in outside flange

half (4). Tighten valve until the opening is vertical and

faces the chime.

6-20. Tank Outlets

1. GASKET

a. General. The tank is equipped with three

2. FLANGE BOLT

special staves for installation of outlets. Two staves are

3. INSIDE FLANGE HALF

made to contain 8-inch outlets, and the third a 6-inch

4. GASKET

outlet. Each outlet consists of a 90 elbow, a pipe

5. STAVE

flange set, and a grooved-type coupling.

6. NIPPLE

b. Installation. Procedures for installing the 6-and

7. ELBOW

8-inch outlet components' are identical.

Refer to

8. TANK BOTTOM

paragraph 3-22 and install the outlet components.

ME 5430-209.12/6-22.

Figure 6-22. Water drawoff valve elbow and

nipple installed inside tank.

Section VI. TANK TESTING AND FINAL ASSEMBLY

6-21. General

16-124. Cleanout Cover

The tank interior must be cleaned, inspected, and tested

Refer to paragraph 3-27 and install the cleanout cover.

for leakage prior to installation of cleanout cover (14, fig.

NOTE

1-3). After installation of cover, the tank site must be

There are two vertical rows of channels (5. fig. 3-30)

cleaned.

6-22. Tanking Cleaning and Inspection

and boltholes (fig. 3-31) on either side of the cleanout

opening on the 1000-barrel tank.

Refer to paragraph 3-24 and clean and inspect the tank.

6-25. Cleaning the Tank Site

6-23. Water Test

Refer to paragraph 3-28 and clean the tank site.

Refer to paragraph 3-26 and test the tank for leaks.

6-24