TM 5-3805-262-20
3-34. BATTERY SYSTEM TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. BATTERIES DISCHARGED OR DO NOT MAINTAIN CHARGE (Cont).
S t e p 2 . ( C o n t ) .
c. If VTM displays GO, go to step 9 below. If you have checked ca-
bles and connections in starter circuit and VTM still displays
GO, replace batteries (page 5-148).
d. If VTM displays .9.9.9.9, go to step 12 below.
e, If VTM displays E013, or
.9.9.9.9, go to step 4 below.
f. If E013 is displayed, repeat this step. If E013 message persists
a f t e r t h r e e a t t e m p t s , o r - - - -, o r . 9 . 9 . 9 . 9 a f t e r b a t t e r i e s h a ve
been charged, replace batteries (page 5-148).
g. If battery has been charged and battery internal resistance
still exceeds (TBD) milliohms/second, replace batteries (page
5-148).
Step 3. Clamp current probe around battery positive cable with current probe
arrow pointing away from battery.
Be sure current probe is closed.
Dial 72 into TEST SELECT.
NOTE
Dial 76 into TEST SELECT if VTM is not powered by loader batteries.
Press and hold TEST button until CAL appears on VTM display then re-
lease TEST button.
Wait for offset value to appear on display. Offset value should be
between -225 to +225. If it is not, STE/ICE is defective (refer to
TM 9-4910-571-12&P).
Press and release TEST button.
Shut off fuel by pulling fuel SHUT OFF control out.
Wait for GO to appear on display.
When GO appears, crank engine until OFF or an error message is dis-
p l a y e d.
Turn ignition key switch to off position.
VTM should display a number between (TBD) amps.
a. If VTM display is between (TBD) amps, go to step 6 below.
b. If VTM display is less than (TBD) amps, go to step 6 below.
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