Maintenance Instructions (continued)
Corrective Maintenance (continued)
(continued) height and internal pressure of the tank have been reduced by discharging or draining
water. Plugs can be used for tears up to 1-1/2 inches (3.81 centimeters). Sealing clamps can be
used for tears up to six inches (15.24 centimeters).
Repairs with Wooden Plugs.
(1) Insert small end of plug into puncture. Turn clockwise until leak stops or slows.
(2) Remove plug and install clamp when operation permits.
Repairs with Sealing Clamps (See Figure V)
(1) Select proper size clamp using these guidelines for tears:
less than 2 inch (5.08 centimeter) -
use 3 inch clamp,
2 to 4 inch (5.08 to 10.16 centimeter) -
use 5 inch clamp,
4 to 6 inch (10.16 to 15.24 centimeter) -
use 7-1/2 inch clamp.