ARMY TM 9-6115-645-24
AIR FORCE TO 35C2-3-444-12
MARINE CORPS TM 09244A/09245A-24/2
TABLE 2-6. UNIT TROUBLESHOOTING - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3. Check for blocked fuel line(s) starting at injector pump inlet line.
a. If fuel lines are not blocked, do Step 4.
b. If blocked, unblock or replace fuel line(s), paragraph 2–85.1.
Step 4. Check for air in fuel lines.
a. If air in fuel lines, bleed fuel lines in accordance with TM 9-2815-256-24.
b. If no air in fuel lines, do Step 5.
Step 5. Check for contaminated or incorrect grade of fuel.
a. If fuel is not contaminated and correct grade, do Step 6.
b. If contaminated or incorrect grade, drain engine fuel system and replace fuel filter/water separator in
accordance with TM 9-2815-256-24. Drain generator set tank. Service generator set fuel tank with
clean fuel of a proper grade (TABLE 2–2).
Step 6. Check for defective fuel supply pump, refer to TM 9-2815-256-24.
a. If defective, replace fuel supply pump in accordance with TM 9-2815-256-24.
b. If fuel supply pump is not defective and trouble persists, notify next higher level of maintenance.
3. ENGINE STOPS SUDDENLY.
Step 1. Check for tripped protective devices.
a. If no malfunction indicator lights are
b. If lit, correct fault indicated.
Step 2. Check for air lock in fuel supply line.
a. If no air lock in fuel line, do Step 3.
lit, do Step 2.
b. If air in line, bleed fuel lines in accordance with TM 9-2815-256-24.
Step 3. Check for blocked fuel line(s) starting at injector pump inlet line.
a. If fuel lines are not blocked, do Step 4.
b. If blocked, unblock or replace fuel line(s), paragraph 2-85.1.
Step 4. Check for defective fuel supply pump, refer to TM 9-2815-256-24.
a. If defective, replace fuel supply pump in accordance with TM 9-2815-256-24.
b. If fuel supply pump is not defective, notify next higher level of maintenance.
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