6 720 643 256 (2010/05)
42
|
MAIN MENU settings
US/CA
6.3 DHW program
Main menu: Domestic hot water
•
DHW and DHW recirculation pump
You can use this menu option either to ...
... Activate your individual DHW program
(
Separate programs
). Recommended for
systems with remote control FB100.
- or -
... connect the DHW program with your
heating program (
As heating program
). That
is useful if you frequently switch between
different heating programs. The DHW program
is then automatically adapted to suit.
Recommended for systems without remote
control FB100.
–
As heating program
(Automatic mode
together with heating program):
With combi boiler
:
Hot water
On
as long as the heating system
is in
Comfort
operating mode and for 1
hour afterwards (overrun time).
Otherwise hot water
Off
.
With hot water tank
:
1 hour before the first heating circuit
switches to
Comfort
mode, the tank
starts heating up to the set hot water
temperature (
Tank temp in Comfort
Mode
1)
). This setting remains active as
long as the heating system is in mode
Comfort
.
If one of the two heating circuits is in mode
Economy
(and the other is in mode
Economy
or
Frost
), the tank is kept
at the temperature set for
Tank temp in
Eco Mode
1)
.
If both heating circuits are in
Frost
mode then frost protection is also active
for the tank (60 °F (15 °C) fixed value).
With DHW recirculation pump
for
domestic hot water tank:
Circulation pump
On
and circulation pump
starts according to setting
(
Æ
section 6.3.5 on page 47) if one of the
heating circuits is running in
Comfort
mode.
Otherwise circulation pump
Off
.
–
Separate programs
(independent timer
programs):
Automatic switching between hot water
On
2)
/
Off
2)
or different hot water
temperatures
3)
and circulation pump
On
/
Off
according to the set programs.
Circulation pump cycles as per setting
(
Æ
Section 6.3.5 on page 47).
For menu structure and adjustment ranges
Æ
page 35.
Set the hot water temperature
control on the boiler to the
maximum required domestic hot
water temperature.
If a DHW tank is connected to the
IPM after the low-loss header, set
the supply temperature controller
on the boiler to the right stop.
1) Setting hot water temperature
Æ
Section 6.3.5 on page 47
2) Domestic hot water provided by combi
boiler
3) Domestic hot water provided by hot
water tank
