Operation manual
9
EK EK80ABV1
Daikin Altherma indoor unit
4P404418-1 – 2015.04
Manual storage
This mode is to be selected manually and will make the indoor unit
immediately deliver hot water to the domestic hot water tank. This
mode will continue until the storage temperature set point is reached.
It is a one-time hot water making feature.
Selecting manual storage operation for domestic water heating
1
Push and hold the
button for 5 seconds to activate manual
storage operation.
The
icon will start blinking with 1 second intervals.
The storage temperature set point is a field setting. Refer to
"4.15. Field settings" on page 19
for a detailed description how to set
one or more field settings.
■
[b-03] set point: storage temperature (see figure
water heating modes" on page 8
) only valid if [b-02]=0.
■
[b-02] Status: defines whether the weather dependent domestic
water heating is turned ON (1) or OFF (0).
If enabled, the storage set point will be set weather dependent.
In case of a higher ambient temperature (e.g. during summer-
time), temperature of supply water to the domestic hot water
tank will be higher too, so that storage temperature set point can
be set lower in order to keep the overall equivalent hot water
amount the same during the whole year. Therefor it is
recommended to use this function.
■
[b-04] Automatic maximum domestic hot water storage
temperature: default = 70°C.
Manual storage is deactivated automatically when the set point for
the domestic hot water storage temperature is reached. It can also be
stopped at any time by pushing the
button.
Reheat
This mode will prevent the domestic hot water from cooling down
lower than a certain temperature. When enabled the indoor unit will
deliver hot water to the domestic hot water tank when the reheat
minimum value is reached. The domestic water heating will continue
until the reheat maximum temperature is reached.
Selecting reheat operation for domestic water heating
1
Use the
button to enable reheat operation.
The
icon will display.
2
Press the
button again to disable reheat operation.
The
icon disappears.
The reheat minimum and reheat maximum temperature set points
are field settings. Refer to
"4.15. Field settings" on page 19
for a
detailed description how to set one or more field settings.
■
[b-00] Set point: reheat minimum temperature (see figure
"Domestic water heating modes" on page 8
).
■
[b-01] Set point: reheat maximum temperature (see figure
"Domestic water heating modes" on page 8
).
Disinfection operation
This mode will disinfect the domestic hot water tank by periodically
heating the domestic water to a specific temperature. During the
operation of this mode the
icon will be blinking rapidly with 0.5
second intervals.
The disinfection temperature set point is a field setting as are the
retention time, day and hour. Refer to
for a detailed description how to set one or more field
settings.
■
[4-00] Status: defines whether the disinfection function is turned
ON (1) or OFF (0).
■
[4-01] Operation interval: day of the week at which the domestic
water should be heated.
■
[4-02] Start time: time at which the disinfection operation is
started.
■
[5-00] Set point: Disinfection water temperature to be reached
(see figure
"Domestic water heating modes" on page 8
).
■
[5-01] Duration: time period defining how long the disinfection
set point temperature should be maintained.
Even if all schedule timers are de-activated and there is no reheat
function active, the disinfection function will operate if a domestic hot
water tank is installed and field setting [4-00] is set to ON.
NOTE
Remark that the
icon will only be blinking
during effective operation.
During the operation it is always possible to
cancel the operation by pushing the
button
once.
Be aware that after pushing the
button, it is
possible that the permanently lit
icon still
displays, meaning that the reheat function is
enabled.
A
Ambient temperature
T
Domestic hot water storage temperature
NOTE
The ambient temperatures for weather dependent
domestic water heating (see figure) are fixed and can
not be changed.
NOTE
If weather dependent domestic water heating is
enabled [b-02], the storage temperature will be set
automatically and the field setting [b-03] will be of no
importance.
T
A
[b-04]
55
°
C
15
°
C
25
°
C
NOTE
Remark that the
icon will be continuously lit as
long as the reheat function is enabled. It is not
possible to see when the indoor unit is reheating
the domestic hot water tank.
NOTE
Remark that pushing the
button has no influence
on the domestic water heating. Domestic water heating
is only switched on or off by means of the
button
and/or disabling the storage schedule timer.
NOTE
Remark that the
icon will only be blinking during
effective operation.
During the operation it is always possible to cancel the
disinfection function by pushing the
button once.
Be aware that after pushing the
button, it is possible
that the permanently lit
icon still displays, meaning
that the reheat function is enabled.
NOTE
If a domestic hot water tank is installed, the disinfection
function is enabled by default.
Содержание Altherma EKHVMRD50ABV1
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