M
+
W
Boost function active via the HP/HC inlet
%
+
W
Boost function active via the HP/HC inlet
> C
+
W
Boost function active via the HP/HC inlet
n
DHW production mode indicator
The main display indicates the domestic hot water production mode.
Display Domestic hot water
production
Description
C003487-B
Heat pump
The 2 segments of the tank flash simultaneously when domestic hot water production
is handled by the heat pump
C003484-B
Electrical back-up
The right-hand segment of the tank flashes when domestic hot water production is
handled by electrical back-up
C003485-B
Hydraulic additional heating The left-hand segment of the tank flashes when domestic hot water production is
handled by hydraulic back-up (Version EH)
C003486-A
Heat pump + Electrical back-
up + Hydraulic additional
heating
The 2 segments of the tank flash alternately when domestic hot water production is
handled by the heat pump, by electrical back-up and by hydraulic backup (EH version)
n
Indicator of the water volume available
When producing domestic hot water, the display indicates the number
of baths available and the level to which the tank is filled (quantity of
hot water available).
4
The number of baths is calcuated based on a domestic hot water
temperature of 40°C.
4
The level to which the tank is filled is calculated according to the
set point temperature.
4
Set the 2 parameters,
P18
and
P19
, according to the
appliance model.
¼
See chapter: "Modifying the installer parameters", page
52
C003493-B
1
4
3
4
1
2
TWH 200E TWH 300E TWH 300EH
6. Commissioning
19/01/2015 - 300026515-001-05
47
