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 239 of 343

TM 9-2350-358-BD

11-13. HYDRAULIC TUBE AND HOSE ISOLATION

General Information:

These procedures tell how to isolate damaged hydraulic tubes and hoses.

Use the following options to plug or seal a

damaged hydraulic circuit, so that the rest of the system can operate without loosing fluid.

Option 1:

Low-pressure hose isolation

Limitations:

Not recommended for pressures above 70 psi.

Personnel/Time Required:

•

1 soldier

•

0.2-0.5 hour

Materials/Tools:

•

Correct size tubing (scavenge from available source)

•

Clamps (found in M2/3 generic BDR kit, Section III, Appendix C)

•

Tape (found in M2/3 generic BDR kit, Section III, Appendix C)

•

Sealing compound (found in M2/3 generic BDR kit, Section III, Appendix C)

•

Hacksaw or tube cutter (found in M2/3 generic BDR kit, Section III, Appendix C)

References:

TM-9-2350-314-20-2-2

Procedural Steps:

1.

Wrap tape around area to be cut.

Squarely cut end of hose and remove loose particles.

2.

Flatten about 4 inches of one end of tubing.

Fold flat end over twice.

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.

11-21