Section VI. TANK TESTING AND FINAL ASSEMBLY

TM 5-5430-209-12

(b) Install adapter (3, fig. 3-29), made up with

bottom and top halves of coupling (6) in that order.

outside flange (2), over bolts. Install nuts (4) on bolts

Install nuts (8) on bolts and tighten the bolts.

and tighten the bolts.

(d) If a water seal is required because of bottom

leakage, omit elbow (2, fig. 3-28).

Connect coupling (6) to cap. Insert bolts (7) through

Section VI. TANK TESTING AND FINAL ASSEMBLY

3-23. General

The inside of the tank must be cleaned and inspected,

and tank must be tested for leakage prior to installation

of cleanout cover. After installation of cover, tank site

must be cleaned.

3-24. Tank Cleaning and Inspection

a. Tank Bottom.

(1) Sweep bottom of the tank and remove all

debris and foreign matter.

(2) Check bottom seam for breaks or misses

in the sealing compound. Apply compound to bare

spots.

(3) Check for loose or damaged bolts.

Tighten loose bolts and replace damaged bolts.

b. Staves.

(1) Inspect staves from inside the tank for

missing bolts. Make sure all boltheads are seated in the

bolt channels.

(2) Inspect staves from outside the tank for

missing nuts from the lap seam. Tighten all loose nuts.

(3) Replace damaged bolts or nuts.

c. Deck.

(1) Inspect deck plates to see that all seam and

chime nuts are in place and tight.

(2) Tighten all loose nuts. Replace damaged

bolts and nuts.

3-25. Cleanout Cover Bolt Channels and Gaskets

a. General. Special bolt channels with bolt

retainers are installed on the inside top and sides of the

cleanout opening.

b. Installation.

(1) Top Channel.

(a) Place a bolt channel (1, fig. 3-30) above the

cleanout opening inside the staves (2). Insert %/2 by 1

1/4-inch bolts (3) through all bolt holes. Be sure bolt

1. BOLT CHANNEL4.

RETAINING CHANNEL

heads are square in the channel.

2. STAVE

BOLT CHANNEL

3. BOLT

RETAINING CHANNEL

Figure 3-30.Bolt. channels for cleanout cover installed

(10,000-barrel capacity tank).

3-26