Astralpool Viron 250, Инструкция по установке и эксплуатации

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Viron Pool and Spa Heater Page 7
DISPLAY SYMBOL INDICATION
Under fault conditions the thermostat will display a set of alpha numeric symbols to indicate the
status of the heater. The meaning of each symbol and action to be taken are listed as follows:
SYMBOL
MEANING ACTION
Temp Display
Unit has power. No action.
F0
Heater locked off, thermistor If water temperature reads
wire disconnected or water greater than 0
°
C, phone for
at 0
°
C (freeze conditions). service.
F1
Thermostat reads greater Allow water to cool below 40
°
C ,
than 45
°
C. turn heater off then on again.
F2
Mechanical Hi Limit greater Allow water to cool below 30
°
C,
than 45
°
C. or 55
°
C turn heater off then on again.
F3
Thermistor fault Phone for Service
F4
N/A
F5
N/A
F6
Flue temperature safety device Phone for Service
locked out due to overtemperature
F7
Condensate drain blocked Phone for Service
F8
Heat exchanger sensor fault Phone for Service
F9
Heat exchanger sensor too hot Phone for Service
Greater than 240degC
L
Heater locked out on time No action. Heater will
delay for 2 minutes. Automatically reset after
time delay.
time delay.
Pump operating & sufficient No action.
water pressure to operate heater
Thermostat calling for heat. No action.
Electronic Flame Supervision
operating.
Burner Operating No Action