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3.15 VIEW ACTIVE ALARMS
1. With the system powered up (START/RUN-OFF switch in the START/RUN position) or in PC Mode press
the ALARM key.
2. If there are active alarms, the alarm number will be displayed preceded by the letter “A” (active alarm).
• If the alarm list is viewed in Driver Mode, alarm descriptions will only display when the ALARM
DESCRIPTIONS Functional Parameter is set to YES. (Table 3–2)
• When viewing the alarm list in the Advanced User Mode or Technician Mode the alarm description will
display, following the alarm number.
• Next to the ACTIVE ALARMS screen name in the status bar, information on the total number of alarms
and the position in the list of the highlighted alarm is provided. (In the preceding illustration there are 5
alarms and the second alarm is highlighted.)
The last alarm that occurred will be the first alarm displayed.
3. Press the ▲ or ▼ key to scroll through the list of alarms.
4. To clear the alarms, press the CLEAR ALARMS soft key. The LCD Display will provide an “ACTIVE
ALARMS CLEARED” message to confirm the alarms have cleared.
5. If there are no active alarms, the LCD Display will provide a “NO ACTIVE ALARMS” message and then
return to the default display after 5 seconds.
Alarms are stored in the Alarm List in the main microprocessor. Stored alarms may be viewed in the
MessageCenter. For a complete list of alarms, their meanings, and troubleshooting refer to Section 7.
Another way to clear active alarms is to turn the control system OFF and then back on using the
START/RUN - OFF switch.
The inactive alarm list may only be viewed while in Technician Mode, refer to Section 5.2.2. Only qual-
ified refrigeration technicians should access the inactive alarm list. It is not intended for the use of Driv-
ers or Advanced Users.
2
1
ACTIVE ALARMS (2 OF 3)
A00013 HIGH DISCHARGE PRESSURE
BACK
A00028 CHECK REFRIG SYSTEM
CLEAR
ALARMS
A00022 LOW SUCTION PRESSURE
3
4
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