ARMY TM 9-6115-670-14&P
4-13
2. ENGINE CRANKS BUT FAILS TO START – CONTINUED.
STEP 9. Check for defective fuel feeder pump (para 4.34.).
a. If fuel feeder pump is defective, REPLACE fuel feeder pump (para 4.34.).
b. If fuel feeder pump functions properly, proceed to step 10.
STEP 10. Check for defective day tank low fuel cutoff switch (para 4.32. or 4.33.).
a. If day tank low fuel cutoff switch is defective, REPLACE low fuel cutoff switch
(para 4.32. or 4.33.).
b. If day tank low fuel cutoff switch functions properly, proceed to step 11.
STEP 11. Check for proper type, viscosity and weight of oil in engine for ambient
temperatures.
a. If engine contains improper oil, SERVICE engine oil (para 4.14.).
b. If engine oil is correct, proceed to step 12.
STEP 12. Check for clogged air filter.
a. If air filter is clogged, SERVICE air filter or REPLACE as needed (para 4.45. or
4.46.).
b. If air filter is clean, notify next higher level of maintenance.
