Figure 6-5. Preparing outer edge of tank bottom

TM 5-5430-209-12

BLOCKING

STRIP GASKET

WEDGE GASKET

BOLT

TANK BOTTOM

Figure 6-5. Preparing outer edge of tank bottom.

a. General. The first stave installed must be one

(2) Install strip gasket (2) to cover all boltholes.

When one roll of gasket is used up and another started,

fitted with a pipe coupling of the same size as the tank

the overlap should extend over two boltholes. Apply

supply pipe. Staves are installed in a counterclockwise

sealing compound at each overlap.

direction around the tank bottom.

b. First Stave.

(3) Insert wedge gasket (3) underneath strip

gasket (2) at seams formed by the bottom plates.

(1) Place first stave (1, fig. 6-6) over bolts (2)

(4) Insert bolts (4) through all boltholes in the

so that stave straddles a radial seam in tank bottom.

bottom and gasket (2).

As a result, each subsequent stave will straddle a radial

seam.

6-9. Installation of Side Staves

6-5