Vertiv Liebert iCOM - Page 97

Event Description
PB1 OUT TEMP SEN FAIL
Outlet refrigerant-temperature-sensor failure. Pump shut down.
• Event is reset when condition clears.
PB1 CAN DISCONNECTED
Liebert® iCOM™ lost CAN communications with pump board. Pump shut down.
• Event is reset when condition clears.
PB1 REMOTE SHUTDWN
Remote shut-down requested. Pump shut down.
• Event is reset when condition clears.
PB1 STARTUP FAIL
Three pump start up attempts in a row have failed.
• Event must be reset manually.
PB2 BOARD FAIL
An unrecoverable failure of the pump control board occurred. Pump shut down.
• Reboot pump board to reset event.
PB2 CAVITATE
SHUTDOWN
Pump has cavitated and shut down.
Event is reset when Liebert® iCOM™ requests a new startup.
PB2 IN PRES SENS FAIL
Inlet refrigerant-pressure-sensor failure. Pump shut down.
• Event is reset when condition clears.
PB2 IN TEMP SENS FAIL
Inlet refrigerant-temperature-sensor failure. Pump shut down.
• Event is reset when condition clears.
PB2 INV DATA
SHUTDOWN
Invalid data detected and pump shut down.
• Event is reset when Liebert® iCOM™ requests a new startup.
PB2 LO DIFF PRESSURE
Pump differential pressure fell below a lower threshold and pump shut down.
• Event is reset when Liebert® iCOM™ requests a new startup.
PB2 LO OUTLET TEMP
Pump outlet-refrigerant-temperature fell below a lower threshold and pump shut down.
• Event is reset when Liebert® iCOM™ requests a new startup.
PB2 OUT PRES SEN FAIL
Outlet refrigerant pressure-sensor failure. Pump shut down.
• Event is reset when condition clears.
PB2 OUT TEMP SEN FAIL
Outlet refrigerant temperature sensor failure. Pump shut down.
• Event is reset when condition clears.
PB2 CAN DISCONNECTED
Liebert® iCOM™ lost CAN communication with pump board. Pump shut down.
• Event is reset when condition clears.
PB2 REMOTE SHUTDWN
Remote shut-down requested. Pump shut down.
• Event is reset when condition clears.
PB2 STARTUP FAIL
Three pump start-up attempts in a row have failed.
• Event must be reset manually.
PB1 COMMUNICATE FAIL
Ethernet communications failure. Pump not shut down.
• Event is reset when condition clears.
USB communications failure. Pump not shut down.
• Event is reset when condition clears.
Table 4.4 Events Specific to Liebert® EconoPhase (continued)
4 Managing Events: Alarms,WarningsandMessages
89
Vertiv™ Liebert® iCOM™Installer/User Guide