SECTION 6 - GENERAL SPECIFICATIONS AND OPERATOR MAINTENANCE
3121773
– JLG Lift –
6-27
246
Stage 1 ended by timeout without reaching control
voltage.
Battery charger stops working.
Make sure battery capacity is compatible or check
that battery is compliant with battery charger. If bat-
tery is correct and problem persi.sts, contact service
dept.
248
Temperature inside battery charger too high.
If internal temperature exceeds 80° C, battery char-
ger reduces power to 80%, while it stops operating
altogether if internal temperature exceeds 90° C.
Battery charger starts at full power again when
internal temperatu.re falls below 70° C.
249
Battery temperature too high.
If temperature exceeds 55° C or is less than
–20° C, battery charger stops working. When battery
temperature falls below 45° C or exceeds –10° C bat-
tery charger resumes normal operation.
251
Power failure detected.
Battery charger stops supplying power. Operation
resumes as soon as alarm conditions are no longer
present.
If problem persists, check battery charger mains
power supply.
252
Short-circuit in battery charger output.
Battery charger stops working.
Turn off battery charger and resolve short.circuit at
output. If problem persists, contact service dept. or
change product.
253
Mains voltage higher than maximum operating
range tolerance.
Battery charger won’t start charging until mains
voltage returns within normal operating range.
Make sure mains voltage is within correct operating
parameters.
Table 6-13. Battery Charger Fault Codes
CODE
DESCRIPTION
STATUS
ACTION
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