Operator`s manual

31 3 Operation
3.4 Troubleshooting With the SID
The SID’s Output Load LEDs have two functions:
• When the unit is operating normally, it serves to show the unit’s output loading.
• When the Service LED is on, the load LEDs are turned into a fault indicator for as long as
the Alarm Off button is pushed and held down.
TIP: See Section 5.2 for more troubleshooting information.
Troubleshooting Finished
TIP: If the line present LED flashes, the utility line is unqualified and the unit will not start.
DELDEL
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* After fixing the malfunction, these are cleared from the display panel by shutting down and restarting the unit.
** After fixing the malfunction, the unit automatically returns to Line Present mode, clearing the malfunction from the panel.
Figure 3.3
Fault Chart
ALARM
OFF
MANUAL
START
OUTPUT LOAD
OVERLOAD
100%
75%
50%
25%
LINE PRESENT
LINE FAILURE
SERVICE
LOW BATTERY
WARNING
LOW BATTERY
SHUTDOWN
TEST
Procedure:
1
When the Service LED is on, press and hold
down the Alarm Off button.
2
The Output Load LEDs show a fault code.
Refer to Figure 3.3 for the fault descriptions.
3
Fix the fault.
4
To clear some faults from the panel, you may
have to restart the unit. For others, the unit
automatically resets itself.