Emerson Liebert CRV 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 C R 0 2 0 R A 1 C 7 S D 1 8 1 1 E L 1 0 P A - Manual (Page 113)

Operation
105 Liebert ® CRV ™
12.1 Alarms/Events
The following alarms and events are supported by the Liebert iCOM ® control on the Liebert CRV.
When an alarm is triggered the alarm sounds, the LED will flash red, an event will be written to the
Event Log and the BMS will be notified. If the alarm is acknowledged, the alarm will silence and the
LED will turn solid red. When the alarm condition is resolved, the LED lights green and the BMS
alarm notification is reset.
General Alarm Unit 07 Disconnected Dig Scroll1 High Temp Unit 31 Disconnected
Comp 1 High Pressure Unit 08 Disconnected Smoke Detected Unit 32 Disconnected
Comp 1 Low Pressure Unit 09 Disconnected Water Under Floor System Off Requested
High CW Temp Unit 10 Disconnected Cond Pump-High Water System Off Confirmed
Loss of CW Flow Unit 11 Disconnected Loss of Flow Fire Alarm
Loss of Airflow Unit 12 Disconnected El Heat1 Hrs Exceeded Heaters Overheated
Clogged Filters Unit 13 Disconnected Unit Code Missing Condenser 1 Failure
Customer Input 1 Unit 14 Disconnected Loss of Power Humidifier Cylinder Worn
Customer Input 2 Unit 15 Disconnected Reheat Lockout Maintenance Done
Customer Input 3 Unit 16 Disconnected Heat Rej VFD Maintenance to be Done!
Customer Input 4 Dscroll 1 Sensor Fail Humidifier Lockout Top Fan Failure
LP Transducer 1 Fail On-Off Key Disabled Heat Rej TVSS Control Valve Failure
Call Service Lwd Sensor Fail Compressor(S) Lockout Fluid Sensor Failure
High Temperature Hum Disabled Humidifier Low Amps High Supply Temperature
Unit Hrs Exceeded Hum Enabled Comp 1 Short Cycle Low Supply Temperature
Comp 1 Hrs Exceeded RAM / Battery Fail Humidifier High Amps High Return Humidity
Hum Hrs Exceeded Low Memory 1 Humidifier Low Water Low Return Humidity
Supply Sensor Failure No Connection w/Unit1 Unit 17 Disconnected Rack Sensor 1 Failure
Room Sensor Failure Hp Transducer 1 Fail Unit 18 Disconnected Rack Sensor 2 Failure
Network Failure Comp Power Reduction Unit 19 Disconnected Rack Sensor 3 Failure
Unit On No Power Unit 20 Disconnected Rack Sensor 4 Failure
Unit Off Unit Disabled Unit 21 Disconnected Rack Sensor 5 Failure
Standby Mode Unit Shut Down Unit 22 Disconnected Rack Sensor 6 Failure
Power On Dehum Disabled Unit 23 Disconnected Rack Sensor 7 Failure
Power Off Dehum Disabled 12hrs Unit 24 Disconnected Rack Sensor 8 Failure
Unit 01 Disconnected Dehum Enabled Unit 25 Disconnected Rack Sensor 9 Failure
Unit 02 Disconnected Humidifier Problem Unit 26 Disconnected Rack Sensor 10 Failure
Unit 03 Disconnected Dehum Hrs Exceeded Unit 27 Disconnected High Return Temperature
Unit 04 Disconnected Comp 1 Pumpdown Fail Unit 28 Disconnected Room Humidity Problem
Unit 05 Disconnected HCB Not Connected Unit 29 Disconnected Bottom Fan Failure
Unit 06 Disconnected BMS Disconnected Unit 30 Disconnected