TM-9-2350-274-BD
M109/M110/M578 VEHICLES HOWITZER, MEDIUM, SELF-PROPELLED FULL-TRACKED
TECHNICAL MANUAL; OPERATORS, ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
JANUARY 1984
TM-9-2350-274-BD - Page 72 of 219
TM 9-2350-274-BD
CHAPTER 4
FUEL SUPPLY SYSTEM
BDAR FIXES SHALL BE USED ONLY IN COMBAT
AT THE DISCRETION OF THE COMMANDER
AND SHALL BE REPAIRED BY STANDARD MAINTENANCE PROCEDURES
AS SOON AS PRACTICABLE AFTER THE MISSION IS COMPLETED.
SECTION I. General
4-1. General.
The fuel system consists of 2 fiberglass tanks w/intank fuel pumps, metal and rubber wire reinforced fuel
lines, fuel filters and an engine impeller type fuel pump. Loss of fuel or no fuel getting to the engine must
be corrected for operation of the vehicle to continue. The engine mechanical fuel pump will draw fuel
without the in-tank fuel pump operating but there are options for re-establishing the back-up systems.
4-2. Assessment Procedure.
. . . . . . . . . . . . . .
. . go to para 4-5
. . . . . . . . . . . . . . .
. go to para 4-10
. . . . . . . . . . . . . .
. . go to para 4-13
. . . . . . . . . . . . . .
. . go to para 4-5 or 4-10
. . . . . . . . . . . . . .
. . go to para 4-7 or 4-8
. . . . . . . . . . . . . . .
. go to para 4-13
TM 9-2350-276-BD
Change 1
4-1
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