TM-9-2350-358-BD

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A6

TECHNICAL MANUAL; OPERATOR’S, UNIT, AND DIRECT SUPPORT SUPPORT MAINTENANCE

MARCH 1994

TM-9-2350-358-BD - Page 150 of 343

TM 9-2350-358-BD

6-9.

RADIATOR LEAKING - CONTINUED

References:

•

TM 9-2350-314-10

•

TM 9-2350-314-20-1-1

Procedural Steps:

1.

Gain access to the radiator.

2.

Inspect the radiator to pinpoint the leak location.

3.

Using side cutters, cut or break away the cooling fins from the coolant tubes, 1 to 2 inches each side of the leak.

4.

Cut the coolant tube at the leak location, taking care not to tear or puncture the other tubes.

5.

Squeeze the tube ends together and fold over on itself approximately 1/2-inch.

WARNING

Adhesives, solvents, and sealing compounds can burn easily, can

give off harmful vapors, and are harmful to skin and clothing.

To

avoid injury or death, keep away from open fire and use it in well-

ventilated area.

If adhesive, solvent or sealing compound gets on

skin or clothing, wash immediately with soap and water.

6.

If epoxy or solder is available, seal the coolant tube ends.

7.

If no epoxy or solder is available, fold the tube once more 1/2-inch to restrict the coolant leaks.

8.

Add coolant as required inspect radiator for leaks.

9.

Record the BDAR action taken.

When mission is complete, as soon as practical, repair the equipment/system

using standard maintenance procedures.

6-12