Respond to Alarms

When an alarm is triggered, the cooling unit alerts you through the display interface by the following methods:

Active alarm screen entry on scrolling status screens

LEDs on the front panel display

An optional audible alarm, if enabled, every 30 seconds

View active alarms

Path: Main > View Alarms

The View Alarms screen provides the number of alarms, the severity level of each active alarm, and a brief description of each alarm. Press the arrow keys to view the rest of the list.

Clear active alarms

Path: Main > Clear Alarms

A confirmation screen displays when this option is selected. Enter the Admin password to clear the alarm list. Select YES to clear all of the alarms in the list. Select NO to return to the main screen. If the conditions that caused the alarm still exist, those conditions will cause the alarm to be regenerated.

Alarm messages and suggested actions

Alarm Message

Severity

Action Required

 

 

 

Cool Fail

Critical

• A hardware failure exists. For assistance, contact APC at a number

 

 

on the back cover of this manual.

 

 

 

High Rack Temp

Critical

• Make sure the temperature sensors are located properly.

(Rack Temperature High

 

• If the problem persists, replace the sensor or contact APC at a

Violation )

 

number on the back cover of this manual.

 

 

 

Air Fltr Clogged

Warning

• Clean or replace the air filter.

(Air Filter Clogged)

 

• If the problem persists, contact APC at a number on the back cover

 

 

of this manual.

 

 

 

Rtn Air Snsr Fault

Critical

• Make sure the temperature sensor is connected properly.

 

 

• If the problem persists, contact APC at a number on the back cover

(Return Air Sensor # Fault)

 

of this manual.

 

 

 

Sply Air Snsr Fault

Critical

• Make sure the temperature sensor is connected properly.

(Supply Air Sensor # Fault)

 

• If the problem persists, contact APC at a number on the back cover

 

 

of this manual.

 

 

 

Rack Temp Snsr Fault

Critical

• Make sure the temperature sensor is connected properly.

(Rack Temperature Sensor

 

• If the problem persists, contact APC at a number on the back cover

Fault)

 

of this manual.

 

 

 

High Dischrg Pres

Critical

• Check the condenser for obstructions.

(High Discharge Pressure)

 

• If the problem persists, contact APC at a number on the back cover

 

 

of this manual.

 

 

 

Low Suction Pres

Critical

• For assistance, contact APC at a number on the back cover of this

(Low Suction Pressure)

 

manual.

 

 

 

InRow RD 10 kW Air Cooled Operation and Maintenance

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APC ACRD101, ACRD100 manual Respond to Alarms, View active alarms, Clear active alarms, Alarm messages and suggested actions