Alarms Display; Specific Functioning Conditions Display - AERMEC VMF-E4X User Manual

11 ALARMS DISPLAY

The VMF-E4X envisions the display of some anomalies that can arise in the fancoil. These malfunctions are indicated via a string "AL" followed by a code, as indicated in the
next example:
The possible alarm codes are:
Error code
No communication between interface VMF-E4X and thermostat E0/E1
AL
1
Alarm of fault on the inverter
AL
2
Room probe fault present on the VMF-E4X
AL
3

Note: If the VMF-E4X room probe breaks, functioning of the probe on the fancoil is automatically enabled.

12 SPECIFIC FUNCTIONING CONDITIONS DISPLAY

Below find a table that briefly describes some display combinations used to represent the particular conditions of use:
Symbol
BLINK
BLINK
18
Symbol status
ON
ON
ON
ON
//
ON
ON
ON BLINK
ON
BLINK
BLINK
Meaning
Thermostat disabled
Thermostat operating mode forced by supervisor
Activates the SLEEP mode (for fancoils that have thermostat E1 and have water side changeover)
Function not available
Heating functioning from thermostat
Cooling functioning from thermostat
Heat mode functioning from thermostat with insufficient water (cold water)
Cooling mode functioning from thermostat with insufficient water (hot water)
Anti-freeze functioning
Thermostat anti-freeze functioning with insufficient water (cold water)
Meaning
Thermostat request
23/03 – 6795769_04