DeDietrich AFC 18 User Manual page 14

4 Description of the product
Fixed symbol: requested output attained
Part of the symbol flashes: output decrease
Fig.6
0 0 2 2
E E
1 1 1
2 2
1 1
D D
2 2
bar
F F
#          ! ! ! ! ! ! ! ! ! !
.
% % $ % $ $ $ $ $
AUTO AUTO
Fig.7
0 2 4 6 8 10
E 1 1
#
2 2
1
D
2
bar
F F
#          ! ! ! ! ! ! ! ! ! !
.
% % % % % % $ % $ $ $
AUTO AUTO AUTO AUTO AUTO AUTO AUTO
Fig.8
0 2 4 6 6 8 8 8 8 8 10 10 10
AUTO
E
1
2
1
D
2
bar
F
#   ! !
.
% $ % $
AUTO AUTO
Fig.9
0 2 4 6 8 10
E E 1 1
bar
2 2
1 1
D D D D
2 2 2
bar
# # # F F F F ! ! ! ! ! ! ! !
         
. .
% % % % % % $ % % $ $ $ $ $ $ $
AUTO AUTO AUTO AUTO AUTO AUTO
14 AFC
12 12 12 14 14 14 14 14 14 16 16 18 20 22 24
:
< < <
12 14 16 18 20 22 24
F
: : : : :
< < < < < < < <
12 12 12 14 14 14 16 16 16
!

% $
< <
12 14 16 18 20 22 24
:
<
Solar
The indicator is present if a solar domestic hot water tank is connected.
Solar booster pump running
Top part of the tank reheated to the solar domestic hot water set
point
Top and middle part of the tank reheated to the solar domestic hot
water set point
Entire tank reheated to the solar domestic hot water set point
Tank not loaded and solar control system present
Summer / Winter Modes
Summer mode on:
heating off,
domestic hot water continues to be produced.
Winter mode on:
heating running,
domestic hot water continues to be produced.
Operating modes
Operation in automatic mode according to the timer programme
COMFORT mode: the symbol is displayed when a DAY override
(comfort) is activated
Steady symbol: permanent override
Flashing symbol: temporary override
REDUCED mode: the symbol is displayed when a NIGHT override
(reduced) is activated
Steady symbol: permanent override
Flashing symbol: temporary override
HOLIDAYS mode: the symbol is displayed when a HOLIDAYS
override (frost protection) is activated
Steady symbol: HOLIDAYS mode active
Flashing symbol: HOLIDAYS mode programmed.
MANUEL mode: the boiler operates with the set point displayed.
All of the pumps operate. The three-way valves are not controlled.
Installation pressure
Pressure indicator: hydraulic pressure sensor connected
Steady symbol: hydraulic pressure sufficient
Flashing symbol: hydraulic pressure insufficient
Hydraulic pressure level
0.9 to 1.1 bar
1.2 to 1.5 bar
1.6 to 1.9 bar
300026440 - v06 - 07082018