11
MY983 (06-08-20)
CHARGER/CONTROLLER LED DISPLAY
LED Operating Code Display
System Operating Condition
CHARGING
BATTERY STATUS
PUMP ACTIVITY
AC POWER
ALARM SILENCED
SYSTEM ALERT
Indicates
115V AC Power is connected / Unit online
NOTICE: All of the situations listed above indicate normal system operation; no action is required.
However, if the BBU pump is running or has run, check the primary pump and actively monitor the
charger status for battery life. Always reset the charger after the pump runs.
During normal system operation, the ‘SYSTEM ALERT’ LED blinks while the float switch is on,
indicating the pump should start within 3 seconds. The “AC POWER” LED is lighted
(solid or blinking) as long as the system is plugged in to an operating AC power circuit.
Indicates
Pump is running (continuous LED)
Indicates
Audible alarm is switched off
Indicates
Battery is charging normally
Indicates
Continuous LED: battery charge is above 20%,
system is maintaining charge
Indicates
Slow flashing LED: battery charge is below 20%
6790 0313
LED is Flashing (Slow)
=
LED is OFF
LED is ON Continuously
=
=
LED is Flashing (Fast)
=
Indicates
Fast flashing LED: Pump has run
Indicates
Fast flashing LED: Battery pre-qualification test is running
Indicates
115V AC Power is connected / Unit offline
TABLE II – OPERATING CODE DISPLAYS (LEDS LIGHTED CONTINUOUSLY OR FLASHING)
TABLE III – LED FUNCTION DISPLAYS (LEDS LIGHTED CONTINUOUSLY)
CONTROL LED:
CONTINUOUS ILLUMINATION INDICATES NORMAL OPERATION:
AC Power
AC power is present. Unit is online.
Pump Status
The float switch has been activated. The LED remains on (flashing) after the pump has stopped.
Depress the ‘System Test’ button to reset it.
Silenced Audible Alarm
Audible Alarm has been silenced. Press and release the ‘Silence Alarm’ button to reset (activate) the
audible alarm and turn OFF the LED.
Charging
Indicates that the battery is charging – see Table II, above.
Battery Status
A. Continuous ON - the battery voltage is above 10.9 Volts DC and capacity is above 20%.
B. Slow Beep/Slow LED Flash - the battery’s capacity is below 20%, and voltage is between 8.2VDC
and 10.9VDC.
C. Fast Beep/Fast LED Flash - the battery has been discharged to less than 8.2VDC.
System Alert
Flashing (in unison with the buzzer) indicates that the charger has entered ‘Failure Mode’. Press the
‘System Test’ and ‘Silence Alarm’ buttons to reset it.
NOTICE: If the source of the failure is not corrected, the charger will reenter “Failure Mode”. See Table
IV for error code information.