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3 Operation
Icon
An external heat source is active. Example: Gas
burner.
The disinfection mode is active.
A malfunction occured. Press
information about the malfunction.
Weather-dependent mode is active.
User permission level = Installer.
Defrost/oil return mode is active.
Hot start mode is active.
Emergency operation is active.
INFORMATION
Quiet mode is NOT applicable for this unit.
3.3
Space heating control
3.3.1
Setting the space operation mode
About space operation modes
The heat pump is a heating only model. The system can heat up a
space, but NOT cool down a space.
3.3.2
Room thermostat control - Using the
room temperature home page
Typical room temperature home pages
Depending on the user profile, the user interface gives you either a
basic or a detailed home page. To set the user profile, refer to
Configuring user profile and home pages in the user reference
guide.
User profile = Basic
15:20
Mon
Room
20.0°C
Actual temperature
To read out the actual and desired room
temperature
1 Go to the room temperature home page (Room).
Result:
You
can
read
20.0°C
Actual temperature
2 Press
.
Result:
You
can
read
22.0°C
Desired temperature
To temporarily overrule the room temperature
schedule
1 Go to the room temperature home page (Room).
2 Use
or
to adjust the temperature.
To change the mode from scheduled to preset
value
Prerequisite: User profile = Detailed.
Operation manual
4
Description
to display more
User profile = Detailed
Mon
15:20
20.0°C
Room
Actual temperature
Scheduled
Tue
17:30
out
the
actual
temperature.
out
the
desired
temperature.
1 Go to the room temperature home page (Room).
2 Press
or
to select a preset value ( or ).
Result: The mode will return to Scheduled according to the overrule
period.
To set the overrule period
Prerequisite: You switched the permission level to Advanced end
user.
1 Go to [7.2]:
> User settings > Temperature lock.
2 Select a value and press
▪ Permanent
▪ hours (2, 4, 6, 8)
3.3.3
Room thermostat control - Using the
leaving water temperature home pages
INFORMATION
The leaving water is the water that is sent to the heat
emitters. The desired leaving water temperature is set by
your installer in accordance with the heat emitter type.
Example: Underfloor heating is designed for lower leaving
water
temperature
than
convectors and/or fan coil units. You only have to adjust
leaving water temperature settings in case of problems.
For more information about the leaving water temperature, see the
user reference guide.
3.4
Domestic hot water control
3.4.1
Reheat mode
In reheat mode ( ),the DHW tank continuously heats up to the
temperature shown on the DHW tank temperature home page
(example: 50°C).
T t
1
60°C
50°C
40°C
15°C
00:00
07:00
T
DHW tank temperature
t
t
Time
INFORMATION
When the DHW tank mode is reheat, the risk for capacity
shortage and comfort problem is significant. In case of
frequent reheat operation, space heating function is
regularly interrupted.
3.4.2
Scheduled mode
In scheduled mode ( ), the DHW tank produces hot water
corresponding to a schedule. The best time to allow the tank to
produce hot water is at night, because the space heating demand is
lower.
Example:
:
radiators
and
heat pump
3
2
4
t
14:00
21:00
RGSQH10S18AA9W
ROTEX HPU ground
4P353880-1A – 2015.10
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