Table 4-1. Operator/Crew Troubleshooting (Cont).
7. Engine overheats.
a. Engine is overloaded.
a. Allow engine to cool.
b. lnsufficient oil is present in fuel
b. Drain fuel system and fill fuel tank
with fresh fuel and oil mixture
(see paragraph 2-10).
c. Air flow is obstructed.
c. Clean cylinder cooling fins.
8. Engine has poor acceleration.
a. Spark plug is fouled.
a. Notify Unit Maintenance.
b. Air cleaner filter is dirty or
b. Clean air cleaner filter (see para-
graph 2-7 or 2-8).
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