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Troubleshooting
F44 Battery Over
Temperature
Automatic Battery temperature is over
140°F (60°C).
Poor battery compartment
ventilation.
Stop charging if necessary.
Check cable connections.
Check battery voltage/current and
temperature. If battery is not accepting
charge, it may need to be replaced.
Check for excessive ambient temperature
and adequate ventilation in the battery
compartment.
Automatic BTS may be damaged. If the unit displays a temperature of over
212 °F (100 °C), the BTS will need to be
replaced.
F47 DC Under Voltage
(Immediate)
Automatic Immediate battery under
voltage fault.
Check battery condition (short or open
cells) and ensure correct voltage.
Battery state charge or capacity is so low
that the DC voltage collapses when
inverter load is applied.
Inverter load is so large that the DC
voltage collapses when inverter load is
applied.
Table 3
Detected Fault Messages
Fault
Number Message Fault Type Cause Solution
Freedom SW 3K2K InvChg Owners Guide.book Page 75 Thursday, July 31, 2014 1:42 PM