Warning Messages
975-0799-01-01
83
Error Code
Condition
Mode
Action
E07
Over-temperature alarm
and fan lock alarm
Battery mode
(inverting)
Reduce the loads connected to the AC outlet of the unit.
Check that the ventilation grille is not blocked.
Check for ambient temperature and move the unit to a cooler
location whenever possible.
Check the fan for any obstruction and remove it.
E08
Fan lock error
Grid mode (bypass)
If there is no issue with the fan, disconnect the unit from its DC
and AC power sources, then reconnect, and then restart the
unit. Perform
Drip Shield Installation on page 47
If error detection persists, contact customer service.
E10
to
E19
Internal hardware error
Battery and grid
modes
If error detection persists, contact customer service.
E21
Battery temperature is high
Battery mode
(inverting)
Error detection is possible and automatic charger temperature
compensation is enabled only when the optional BTS (PN: 808-
0232-01) is installed.
When the BTS is present and the error is detected, stop
inverting (meaning, discharging the battery) and wait a
minimum of one hour for the battery temperature to go down
before resuming inverting.
For error code
E01
, after the LBCO shutdown delay, the unit will immediately stop inverting.
For error codes
E02
to
E04
and
E21
, the unit will stop inverting.