3. A few days after commissioning of the appliance, a visual inspection
must be performed to check for any leaks in the water system or any
blockages in the condensate run-off.
4. Check the pressure at the extractor fans (see table below).
Tab.8
Hygro-adjustable
Self-adjusting
At the minimum
flow rate
Check that the pressure at the extractor fans is be
tween 80 and 160 Pa using a pressure gauge.
Check that the pressure at the extractor fans is be
tween 50 and 160 Pa using a pressure gauge.
At the maximum
flow rate
Activate the kitchen high flow rate.
Check that the pressure at the kitchen extractor fan
is greater than 70 Pa.
Activate the kitchen high flow rate.
Check that the pressure at the kitchen extractor fan
is greater than 70 Pa.
6.5
Selecting the operating mode
The operating mode is indicated on the main display.
1. To change the operating mode, press the MODE key several times,
until the symbol corresponding to the required operating mode is
shown on the display.
Important
During peak rate, or outside of the programmed timer ranges, the
compressor may start up to ensure the production of domestic hot
water.
Tab.9
Display
Operating mode
Description
Automatic or comfort
Comfort program active
The production of domestic hot water is ensured by the heat pump and, if neces
sary, by the electrical back-up.
If the production of domestic hot water is not fulfilled by the end of the specified
period, the back-up starts up automatically.
Eco
Reduced program active
The production of domestic hot water is ensured by the heat pump only.
After the compressor stops, the display showing the available quantity of domes
tic hot water may not be full ( ).
Boost
Forced operation active
The production of domestic hot water is ensured by the heat pump and the back-
up simultaneously for a defined period (factory setting: 6 hours).
days
Holiday
Holiday period:
Production of domestic hot water is stopped.
The domestic hot water temperature is maintained at 10°C (for a maximum of 99
days).
6.6
Reading out measured values
6.6.1
Measurements menu
1. Press the MENU key once.
The SEtP 1 menu is displayed.
2. Press the key.
The SE nS 2 menu is displayed.
3. Press the MODE key to go into the Measurements menu.
The SE 01 menu is displayed.
Fig.39
C003493-B
1
4
3
4
1
2
6 Commissioning
EN-7602142 - v11 - 24042019
TWH 200 EV
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