JLG X390AJ-X14J Supplement Manual page 81

G - Ventilation fans do not work
Check fuse F2 and check the fan timer "T1". If
they are ok, check connection from the 12 Volt
Lead-acid battery to the BMS (Feed connector –
R1 – R4 – T1 5 ways BMS connector – BMS).
H - Battery Charger does not work properly
Connect the power cable and check the battery
charger light after two minutes, if it is red go to
step 6, if it is flashing red/green go to step 7.
26. Light on battery charger is red, two minutes after
connecting the power cable.
If the light on battery charger is red, go to step 6.
27. Light on the battery charger is flashing red/
green two minutes after connecting the power
cable.
If the light on battery charger flashes red/green,
go to step 7.
31215460
SECTION 3 - TROUBLESHOOTING AND FAULT CODES
I - Plug icon on the display interchanges continu-
ally with the battery icon while charging
Check the value "battery %" in the INPUT menu,
press button number 6 "service", press 1 "input",
and 1 "previous". Press 9 "Esc" to go back.
If during charge, the battery level is changing
irregularly from 100% to another value, go to
step 21. If during charge, the battery level is not
100%, leave the machine under charge over-
night.
MAF12120
MAF12020
3-19