Warning M essages
975-0467-01-01 5–5
Warning Messages

Warning messages in the form of audible alarms and error codes that

appear on the display panel screen to alert you to an impending system

change. Warnings do not affect operation.

With the exception of the error codes displayed on the screen, only the

audible alarm can be enabled or disabled. Follow the steps in “To adjust

the alarm setting:” on page 3–6 to change the alarm settings.

The error codes are listed in Table 5-1 below. The text in the Error Code

column appears on the display screen of the display panel.

Table 5-1

Error Codes Displayed on the Display Panel Screen

Error Code Condition Mode Action
E01 Low battery voltage
shutdown
< 10.5 Vdc (“SDL”)
< 11.8Vdc (“SDH”)
Inverting • Check battery status and recharge if
necessary.
• Check for proper DC cable sizing.
• Check for loose connections and tighten if
necessary.
E02 High battery voltage
shutdown
(> 15.5 Vdc)
Inverting • Check for external charging sources, such
as an over voltage alternator, and
disconnect if necessary.
E03 AC output overload
shutdown Inverting • Reduce the loads connected to the AC
outlet of the unit.
• Check appliances that have high-surge
ratings and disconnect if necessary.
E04 Over-temperature
shutdown 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.
E05 Low battery voltage
detected
< 11.0 Vdc (“SDL”)
< 12.3 Vdc (“SDH”)
Inverting • Check battery status and recharge if
necessary.
• Check for proper DC cable sizing.
• Check for loose connections and tighten if
necessary.
E06 AC output overload
warning Inverting • Reduce the loads connected to the AC
outlet of the unit.