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Work Flow
 
 
BATTERY DIAGNOSIS WITH EXP-800 NI OR GR8-1200 NI
To diagnose and confirm the condition of the battery, use the following special service tools:
  • EXP-800 NI Battery and electrical diagnostic analyzer
  • GR8-1200 NI Multitasking battery and electrical diagnostic station
noteRefer to the applicable instruction manual for proper battery diagnosis procedures.
 
 
BATTERY DIAGNOSIS WITHOUT EXP-800 NI OR GR8-1200 NI
 
 
OVERALL SEQUENCE
 
 
DETAILED FLOW
1.VISUAL INSPECTION
  1. Check battery case for cracks or bends.
  2. Check battery terminals for damage.
Are these inspection results normal?
.
Replace battery. Refer to Removal and Installation.
 
2.CAPACITY TEST
Check battery voltage.
Is the voltage 12.35 V or more?
.
.
 
3.LOAD TEST
  1. Check battery type and determine the specified current using the table.
    TypeCurrent (A)
    L3–EFB300
  2. Read load tester voltage when specified discharging current flows through battery for 15 seconds.
    noteFollow tool manufacturers operating instructions when performing load test.
Is the voltage 10 V or more?
Ready for use.
Replace battery. Refer to Removal and Installation.
 
4.CHARGE
Charge battery, following the instructions below:
  • Constant current charging may damage batteries. Therefore, charge battery by constant voltage charge mode with the maximum voltage set at 15 V.
  • Charge at least 6 hours or until the charge current becomes 4 amps or less.
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