System Interface Display Symbols; Led Signal - Ariston NIMBUS EXTERNAL UNIT 04 kW Technical Instructions For Installation And Maintenance

System interface display symbols:

- ( ) Summer/Hot water settings
- ( ) Winter
- ( ) Heating only/Heating settings
- ( ) OFF system off
- ( ) Schedule programming
- ( ) Manual operation
- ( ) Desired room temperature
- ( ) Room temperature detected
- ( ) Desired room temperature override
- ( ) Outdoor temperature
- ( ) Function enabled
- ( ) HOLIDAY function enabled
- ( ) Central heating active
- ( ) Domestic hot water enabled
- ( ) Error indication
- ( ) Complete menu:
- ( ) System performance
- ( ) Display options
- ( ) Under-fl oor heating system
- ( ) Circulation pump
- ( ) Diverter valve
- ( ST1) Under-fl oor heating system thermostat
- ( ) Anti-frost function
- ( ) Thermal sanitation function
- ( ) Confi gurable device
- ( ) Heat pump
- ( ) Hot water comfort in low-rate period
- ( ) Hot water comfort in low-rate period and setpoint
reduced to 40°C in full-rate period
- ( ) BOOST mode
- ( ) Silent operation mode
- ( ) Special functions
- ( ) Hybrid operating mode
Buttons and display:
1. back button (previous display)
2. knob
3. OK button (to confi rm operation or access main menu)
4. DISPLAY
1

LED signal

BLUE LED (1)
Light off Power supply OFF.
Fixed light Power supply ON.
Intermittent light Power supply ON, electrical board in
manual operation mode
BLUE LED (2)
Light off Bus communication absent or not-OK.
Fixed light Bus communication present.
Intermittent light Analysis or initialisation of Bus
communication.
RED LED (3)
Light off No operating error.
Fixed light At least one functional problem is
present.
The error type will be displayed on the
system interface.
HYBRID MODULE
1
OK
2 3 4
Bridge
Net
2 3
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