n
Solar (If connected)
u
The solar load pump is running
The top part of the tank is reheated to the tank set point
The entire tank is reheated to the tank set point
The entire tank is reheated to the solar tank set point
The tank is not loaded - Presence of the solar control
system
n
Operating modes
p
Summer mode: The heating is off. Domestic hot water
continues to be produced
b
WINTER mode: Heating and domestic hot water working
AUTO
Operation in automatic mode according to the timer
programme
x
Comfort mode: The symbol is displayed when a DAY
override (comfort) is activated
4 Flashing symbol: Temporary override
4 Steady symbol: Permanent override
m
Reduced mode: The symbol is displayed when a NIGHT
override (reduced) is activated
4 Flashing symbol: Temporary override
4 Steady symbol: Permanent override
g
Holiday mode: The symbol is displayed when a HOLIDAY
override (antifreeze) is activated
4 Flashing symbol: Holiday mode programmed
4 Steady symbol: Holiday mode active
m
Manual mode: The boiler operates with the displayed set
point. All of the pumps operate. The 3-way valves are not
controlled.
bar
STD
t
0 2 4 6 8 10 12 14 16 18 22 2420
L000197-A
p
b
AUTO
x
c
r
j
M
g
m
bar
STD
t
0 2 4 6 8 10 12 14 16 18 22 2420
C002697-B
p
b
AUTO
x
c
r
j
M
g
m
bar
STD
t
0 2 4 6 8 10 12 14 16 18 22 2420
C002698-B
p
b
AUTO
x
c
r
j
M
g
m
Diematic iSystem For C 330 / C 630 ECO 5. Commissioning
31082018 - 7600691-001-06
28
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