TM 5-3805-262-20
3-13. BATTERY SYSTEM TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. BATTERIES DISCHARGED OR DO NOT MAINTAIN CHARGE (Cont).
Step 3. Check alternator drive belts tension or deflection (page 5-2).
a. Adjust drive belts tension or deflection as necessary (page
5-5). Replace worn or damaged belts as a matched set (page 5-4).
b. If belt tension or deflection is okay, go to step 4 below.
Step 4. Test battery load capacity (page 5-143).
a .
b .
Replace a defective battery (page 5-148).
I f b a t t e r i e s t e s t o k a y , c h e c k f o r h i g h r e s i s t a n c e i n b a t t e ry
cables (refer to page 3-69, MALFUNCTION 3, step 5).
If battery cables are okay, refer to page 3-60 charging system
troubleshooting.
3-100
