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 TM 5-2010-205-14
Section II. TROUBLESHOOTING PROCEDURES
3-3. GENERAL.
a. The table in this section lists the common malfunction which you may find during operation or maintenance of
the propelling unit or its components. You should perform test/inspection and corrective maintenance in the order listed.
b. This manual cannot list all malfunctions that may occur, nor all tests or inspections and corrective actions. If a
malfunction is not listed or corrective actions not found, notify your supervisor.
Table 3-1. Operator Troubleshooting
Malfunction
Test or Inspection
Corrective Action
1.
Engine Exhaust is Black or Grey.
STEP 1. Check for proper grade of fuel. If fuel is of improper grade, drain and then refill tank.
If fuel is of proper grade, proceed to step 2.
STEP 2. Check for clogged or dirty air cleaner. If air cleaner is clogged or dirty, replace air cleaner element.
If air cleaner is not clogged or dirty, notify Unit
Maintenance if conditions still exist.
2.
Engine Exhaust is Blue.
Remove dipstick and check oil level. If oil level is higher than normal, drain crankcase and refill to proper level.
If oil level is normal, notify Unit Maintenance.
3.
Hard Starting.
STEP 1. Check for loose or dirty battery terminal and starter connections.
If terminal connections are loose, tighten connections.
If terminal connections are dirty, clean connections.
If terminal connections are clean and tight, proceed to
Step 2.
3-2
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