Battery Supply - JLG 1930ES Operation And Safety Manual

SECTION 4 - MACHINE OPERATION
4-2 Thermal Limit (SOA)
DTC FAULT MESSAGE
423 LIFT UP AT CUTBACK - POWER MOD-
ULE CURRENT LIMIT

4-4 Battery Supply

DTC FAULT MESSAGE
441 BATTERY VOLTAGE TOO LOW - SYSTEM
SHUTDOWN
442 BATTERY VOLTAGE TOO HIGH - SYSTEM
SHUTDOWN
443 LSS BATTERY VOLTAGE TOO HIGH
444 LSS BATTERY VOLTAGE TOO LOW
446 LOGIC SUPPLY VOLTAGE OUT OF RANGE The System Module logic supply voltage
4421
4422
4-30
DESCRIPTION
The lift up portion of the power module
has reached thermal limit.
DESCRIPTION
A problem has been detected with the bat-
teries or power module.
A problem has been detected with the bat-
teries or power module.
A problem has been detected with the load
sense system.
A problem has been detected with the load
sense system.
was measured to be out of normal operat-
ing range.
– JLG Lift –
CHECK
Refer problem to a qualified JLG mechanic.
CHECK
• Recharge batteries or check for damaged batteries.
• Check battery charger function.
Refer problem to a qualified JLG mechanic.
• May be due to improper battery charging or incorrect voltage batteries
being used.
Refer problem to a qualified JLG mechanic.
• May be due to improper battery charging or incorrect voltage batteries
being used.
Refer problem to a qualified JLG mechanic.
• Recharge batteries or check for damaged batteries.
Refer problem to a qualified JLG mechanic.
• Check for severely discharged battery, loose cables or for damaged bat-
tery; otherwise;
• Refer problem to a qualified JLG mechanic.
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