TM 10-4610-229-24
Table 2-2. Troubleshooting (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
Check cooling system for leaks.
Repair cooling system leaks.
Step 4.
Flush cooling system. (See TB 750-651.)
Fill with coolant. (See TM 10-4610-229-10 and TB
750-651.)
Step 5.
Check expansion tank cap for looseness.
Replace damaged cap.
Step 6.
Check water pump for looseness or damage.
Replace water pump (para 2-99).
7.
ENGINE SMOKES EXCESSIVELY.
Check air cleaner for blockage.
Service air cleaner. (See TM 10-4610-229-10.)
ELECTRICAL SYSTEM MALFUNCTIONS
1.
NO ELECTRICAL POWER TO SUBSYSTEMS WITH IGNITION SWITCH IN ANY POSITION.
Step 1.
Check batteries. (See TM 9-6140-200-14).
Replace defective batteries (para 2-16).
Step 2.
Check battery cables for tightness and corrosion.
Clean and tighten connections.
Replace defective cables (para 2-15).
Step 3.
Check start switch.
Replace defective switch (para 2-87).
Step 4.
Check external power cable and socket.
Replace defective power cable or socket (para 2-77).
2-26
