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14. Alarm Buzzer and Reset
14.1 Alarm Buzzer Silence
When an alarm occurs, the warning buzzer will sound alerting the opera-
tor that an alarm has occurred.
Press and hold the Alarm key for five to seven seconds to silence the
warning buzzer. The fault light remains illuminated until the alarm is
cleared.
14.2 Alarm Reset
1. Press and hold the Alarm key to show the alarms codes from latest
alarm to first alarm.
2. Press the Up and Down Arrow keys to scroll through the alarm
code list until “ALARM RST” is displayed.
3. While “ALARM RST” is displayed, press the = (Enter) key to clear
the alarm list. “ALARM CLR” will be displayed for 10 seconds. The
unit will restart if the alarm condition has been corrected and the
unit is in Auto Start/Stop.
14.3 Alternate Alarm Reset
1. Place the I/O switch in “O” position.
2. The unit can be restarted after the alarm condition is corrected.
14.4 Inactive Alarms
1. Press the Alarm key and Up Arrow key at the same time and hold
together for five seconds. This will display the inactive alarm list.
2. If there are no inactive alarms, “NO ALARMS” is displayed. If there
are active alarms, scrolling is the same as with active alarms.
When the end of the list is reached, display will show “ALARM
RST” and “ALARM CLR” as with active alarms.
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