Disabling Diagnostics Manual Mode; Diagnosing Evaporator Fan Issues; Diagnostics-Evaporator Fan Options - Vertiv Liebert iCOM Installer/User Manual

10.2.1 Disabling Diagnostics Manual Mode

1. Touch
MODE panel displays.
2. Remove the check mark from the Enable box by touching it. Manual mode is disabled.

10.3 Diagnosing Evaporator Fan Issues

1. Touch
EVAPORATOR FAN panel displays.
2. Refer to Diagnostics—Evaporator Fan Options
NOTE: Depending on the type of thermal management unit, included components, and control settings of your
system, all of the options listed may not be available on your iCOM display.
10.3.1 Diagnostics—Evaporator Fan Options
Analog Output 1 – 4
0V to 10V analog output that drives the speed of the evaporator fan. Typically, the evaporator fan is Analog Output 1
by default.
Analog Output 1 Selection
Var SpeedDrive.
Current Fan Speed
Current speed of fan.
Fan Speed Manual Speed
Maximum fan speed during manual/diagnostic mode.
Low Supply Temperature Counter
Number of low-temperature alarm events.
Fan Motors
Enables/disables fan motor during manual/diagnostic mode.
Status Airflow 1/2
Indicates if the status of the Air Safety Switch is open or closed.
84
, then > Diagnostic/Service > Diagnostics > Manual Mode in the Category list. The MANUAL
, then > Diagnostic/Service > Diagnostics >Evaporator Fan in the Category list. The
below, for descriptions of diagnostic options.
Vertiv | Liebert® iCOM Installer/User Guide