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Page Title:
Table 1. Engine Troubleshooting Procedures - Continued. |
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 TM 9-2320-303-24-1
Table 1. Engine Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3.
Engine Will Crank But Not Start.
1. Check fuel level in tank.
Add fuel, if required.
2. Check fuel solenoid shutoff Replace, if required (WP 0030
valve.
3. Check for leaking fuel lines.
Tighten connections or replace
fuel lines and hoses as required
4. Check for air cleaner element Service air cleaner element (WP
restriction.
5. Check for
white
exhaust Use cold weather starting aid (TM
smoke.
9-2320-303-10).
6. Check for dirty fuel filter.
Service fuel filter (WP 0035 00
and WP 0036 00).
7. Check for congealed fuel (cold Check fuel specifications (TM 9-
weather).
2320-303-10).
4.
Engine Stops, Not Seized.
1. Refer to steps 1 through 7 of
Malfunction 3.
2. Check for obstructed air vent in Remove cap, then clean (TM 9-
fuel tank cap.
2320-303-10).
5.
Engine Stops, Seized.
Refer to TM 9-2815-225-34&P.
6.
High Oil Consumption.
1. Check for overfilling.
Check oil level (TM 9-2320-303-
10).
2. Check service records to
determine that proper viscosity
of oil is in use (TM 9-2320-
303-10).
3. Check engine for external oil Refer to TM 9-2815-225-34&P
leaks with engine running.
for repair of oil leaks.
7.
Intermittent Loss of Power.
1. Refer to steps 1, 3, and 4 of
Malfunction 3.
2. Check fuel tank cap air vent.
Remove cap, then clean (TM 9-
2320-303-10).
3. Refer to step 6 of Malfunction Service fuel filters (WP 0035 00
3.
and WP 0036 00).
8.
Sudden Loss of Power.
1. Check fuel level in tank.
2. Check for exhaust restriction.
1. Check for loose baffles.
Replace muffler if damaged
2. Check for damaged exhaust
stack. Replace (WP 0042 00).
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