Figure 3-3. Bottom plates installed.

TM 5-5430-209-12

3-3. Installation of Tank Bottom

o. With the plate resting on boards, remove nuts

a. Place lap seam of bottom plate (1, fig. 3-3)

from all bolts. Apply gasket (4, fig. 3-2) to the bolts with

smooth-mouth tool. Cut gasket the full length of the lap

over the bolts (2), in the lap seam of plate (3). Apply

seam plus an overlap of l'2 -bolt holes at each end. As

washer (4) to the bolts (2). Make sure that cup side of

the gasket is applied, check to see that the bolt head

washers is facing down.

sets square in the channel. Remove bolt backing

boards

Figure 3-3. Bottom plates installed.

CAUTION

b. Install ladder brace (1. fig. 3-4) over the bolts

at center of tank bottom. Apply nuts (5, fig. 3-3) to all

Tighten bolts a maximum of 40 to 50

bolts (2) in the lap seam of the plates. Make sure that

footpounds of torque. Over-tightening

rounded face of nut is bearing against washer; tighten all

will damage the strip gasket.

bolts.

3-4