a1.
ENGINE DOES NOT CRANK (CONT)
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
NO
YES
2.
Batteries electrolyte level OK.
Battery(ies) OK.
POSSIBLE PROBLEMS
Faulty electrical system.
Faulty air compressor.
Faulty engine assembly.
This question eliminates
possible problems and
determines where
troubleshooting continues.
Operational Test
Perform Electrical System Troubleshooting,
e2. Engine Does Not Crank.
Notify DS Maintenance to perform
Engine System Troubleshooting task
a14. Engine Does Not Crank.
Can engine be turned
manually?
TM 9-2320-366-20-1
2-74
Change 1