JLG 1230ES Operator Manual - Manual (Page 45)

SECTION 4 - MACHINE OPERATION
3121221 – JLG Lift – 4-3
Battery Charger Fault Codes
If a fault occurred during charging, the red "Fault" LED
(located on the Ground Control Station panel) will flash with
a code corresponding to the error. Refer to the table fol-
lowing for the flash codes and their removal. If required, further general and troubleshooting information
about the battery charger can be found in the charger manufac-
turers Owner’s Guide included in the manual storage box
mounted on the machine.
Table 4-1. Battery Charger Fault Codes
FLASH(s) FAULT MODE(S) AFFECTED REMEDY
1 High battery voltage Invert or Charge Discharge battery, unit will auto start.
2 Low battery voltage Invert or Charge Connect qualified external AC to charge batteries.
3 Charge time is greater than 20 hrs. Charge Remove DC loads or replace batteries.
4 Shorted battery Charge Replace Battery.
5 Over-temperature Invert Turn the toggle switch to Standby and allow inverter/charger to cool.
6
Over load
Over current
Invert or Charge
Remove excessive AC loads and reset unit by turning the toggle switch to Standby
they ON.