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 127 of 343
TM 9-2350-358-BD
5-8.
FUEL TANK, LEAKING - CONTINUED
4.
Using a round file, file the hole to a size equal to the hose diameter.
5.
Assemble the hose, bolt, nut and washers as shown.
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 in well-
ventilated area.
If adhesive, solvent, or sealing
compound
gets
on
skin
or
clothing,
wash
immediately with soap and water.
6.
Coat the assembly with sealer to aid in the repair.
7.
Record the BDAR action taken.
When the mission is complete, as soon as practical, repair the equipment/system
using standard maintenance procedures.
SECTION IV.
FUEL LINES AND FITTINGS
5-9.
GENERAL
The fuel lines route the fuel from the fuel tanks to the fuel filters and then to the engine.
Lines are a combination of rubber
hoses, fittings, and metal tubes.
Leaks and fuel line blockages are common failures.
Clogged lines can be cleared by
blowing compressed air through them.
Broken or cracked lines and fittings must be repaired or bypassed.
Various
methods of repairs are given in this section, other line repairs are also provided in Chapters 3 and 11.
5-10.
QUICK DISCONNECT LEAK
General Information:
There are three quick-disconnects in the fuel system of the M109A6 howitzer.
1.
In the main fuel line near the primary fuel filter inlet.
2.
In the fuel return line.
3.
In the personnel heater fuel line.
Limitations:
None
Personnel/Time Required:
•
1 soldier
•
0.5-1.0 hour
Materials/Tools:
•
Hose nonmetallic (item 35, Appendix C)
•
Hose clamps (found in M2/3 generic BDR kit, Section III, Appendix C)
5-10
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