Table of Contents
Advertisement
SECTION 8 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
Symptoms
Electrolyte overflow.
Unequal electrolyte specific gravity or
electrolyte specific gravity too low.
Low voltage in the cells in open
circuit.
Battery cells temperature too high
(over 113°F (45°C)).
Battery incapable of supporting
regular operation.
8-6
Battery troubleshooting
Probable causes
Filling done before the charge.
Cells overfilled.
Overcharge.
Filling done before the charge.
Loss of electrolyte due to
overflow.
Stratification of the electrolyte.
Electrolyte specific gravity too
low.
Short-circuit.
Problem with the charger.
Bad air circulation during charge.
Cell weak or faulty
Cells shorted.
Battery under charged.
Cell faulty.
Faulty cable or connection.
Battery at the end of its service
life.
– JLG Lift –
Solutions
Fill battery cells after the charge.
Never charge battery if electrolyte specific gravity is above
1,240 kg/l.
Fill battery cells after the charge.
Perform an equalization charge.
Contact your JLG Distributor/Product Support.
Refer to "electrolyte specific gravity too low".
Clean battery top.
Get the charger checked by a technician.
Open access doors to batteries during charge.
Reduce temperature of the area where the battery is
charged (artificial ventilation).
Change battery cell.
Perform an equalization charge.
Replace faulty cell.
Check wire condition and connection.
Replace the battery.
31210005
Advertisement
Table of Contents
