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TM10-4320-316-14P
Table 5-1. Direct Support Troubleshooting.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ENGINE DOES NOT OPERATE PROPERLY.
Step 1. Inspect for malfunctioning speed regulator assembly.
Check speed regulator assembly for defective operation (see para. 5-9). Repair and adjust
malfunctioning speed regulator assembly.
If speed regulator assembly is operating properly, proceed to step 2.
Step 2. Check for defective fuel injector valve assembly.
Inspect fuel injector valve for damaged components or clogged nozzle (see para. 5-8). Repair
defective or clogged fuel injector valve
If fuel injector valve is not damaged or clogged, proceed to step 3.
Step 3. Check that cylinder head valve assembly components are functioning properly and are not broken.
Refer to para. 5-10 and inspect cylinder head assembly for proper operation.
Repair as necessary.
If engine still fails to start, replace engine (see para. 5-7).
5-2
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