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Installation – for qualied contractors
8.2 Standard delivery
See Fig. “Appliance layout.
8.3 Customer service mode
You can enable/disable the customer service mode by
pressing the SERVICE key (1) at the back of the user
interface (connection to “set T” must be available).
Pressing the ECO key (info key, see chapter “User
interface”) switches the display to the next menu point.
You scroll through the respective submenu by pressing
the rotary temperature selector.
1
26_02_02_0920
8.3.1 Fault menu
This menu will only be shown if there is a fault.
Code Description
E1, ELEC The PCB is faulty.
» Replace it.
E 3, ntc
» Check the electrical connection to the outlet
sensor. Replace it, if required.
E 4, mot
» Check the electrical connection to the
motorised valve. Replace it, if required.
8.3.2 Control menu
Code Description
C 1, 36.5 °C Display of the current inlet temperature. A
temperature of 1.0 °C is displayed if the cold
water sensor is faulty.
C 2, 47.5 °C Display of the current outlet temperature. If the
outlet sensor is faulty, a temperature of 65 °C is
displayed.
C 3, 6,8 l/min Display of the current throughput.
C 4, 21.5 kW Display of the current power consumption.
8.3.3 Data menu
Code Description
d 1, 8042 Service - Code for customer service.
d 2, 2341 Time in number of days the appliance was
connected to the mains power.
d 3, 172 h Heating time in hours.
d 4, 24 kW Maximum output in kW. This output may differ
from the rated output. For example if the mains
voltage is not 400 V.
8.3.4 Anti-scalding protection menu
Code Description
OFF Anti-scalding protection switched OFF.
ON Anti-scalding protection switched ON.
31 ... 60 °C For ON setting - maximum value can be
selected at the appliance.
Factory settings (see chapter “Specication”). After leav-
ing the customer service mode you will no longer be able
to select the maximum temperature via the user interface..
CAUTION Burns
If operating with preheated water, the set tempera-
ture limit and anti-scalding protection may be inef-
fective. In this case, restrict the temperature at the
upstream central thermostatic valve; see chapter
Accessories”.
8.4 Assembly
The following conditions have been prepared for the
appliance at the factory:
Power supply from above; installation on unnished
walls
Water connection, installation on unnished walls.
The appliance must be tted vertically, over or undersink,
to a solid wall.
8.5 Installation versions
The following installation versions are possible/
permissible:
Power supply for unnished walls - from below
Power supply for nished walls
Water installation for nished walls
Installation of a load shedding relay.
8.6 Special accessories
Special accessories are available from your local supplier.
Direct tap instantaneous water heaters
ADEo 70 WD - Mono-lever mixer tap with changeover
bath / hand shower.
Wireless remote control
FBM Comfort
Installation accessories
Finished walls, G 3/8, top. Water connections with
12 mm compression ttings.
Universal mounting frame
Mounting frame with electrical wiring. This assembly
creates a gap of 30 mm between the appliance back
panel and the installation wall. This enables the power
supply to be freely routed over unnished walls behind
the appliance. This increases the appliance depth by
30 mm. This set reduces the protection level to IP 24
(splashproof).
Offset installation pipe assembly
Universal mounting frame (for technical description,
see “Universal mounting frame”) and pipe bends for
the vertical offset of the appliance against the water
connection by 90 mm downwards.
Gas boiler replacement pipework set
Universal mounting frame (for technical description, see
“Universal mounting frame”) and pipe bends for installation
using existing gas red water heater connections (cold
water connection on the left; DHW connection on the
right).
Load shedding relay LR 1-A
The load shedding relay enables operation with, for
example, electric storage heaters. The instantaneous
water heater is operated via the load shedding relay prior
to any other appliance.
32


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