Bosch HPC 400 - DHW Alternating Operation; Swimming Pool Settings; Solar System Settings; Hybrid System Settings

Service menu
6.4.2 DHW alternating operation
In DHW alternating operation, DHW and heating have equal priority and
alternate based on time. A heat requirement from the heating system is
not taken into account while DHW heating is active, and vice versa .
Menu : DHW alte rn a ti ng ope ration
~ BOSCH
If DHW alternating operation is not active, DHW has priority and
interrupts the heat requirement of the heating system, if necessary .
No
l
in the event that both DHW and heating are required atthe same time, the system will alternate between DHW I
heating and heating mode based on the times set under " DHW priority for" and "Prioritise heating for ".
DHW heating has the higher priority and interrupts heating mode , if necessary .
DHW priority for o ... 30 .. . 120 min
Prioritise heating for 5 ... 20 ... 120 min
Table 32 Operating mode for DHW heating
6.5 Swimm i ng pool settings
The switching time forthe swimming pool divertervalve and the auxiliary
heater switch-on delay for heating the pool can be set in this menu .
Menu item
Adjustment range
Pool module available?
Yes
Duration of DHW heating for DHW altern . oper. on .
Duration of heating mode for DHW altern . oper. on .
description
A pool module is installed in the system .
No
I
The swimming pool heating system is controlled without a pool module .
Pool mixing valve 10 ... 60005
Add . heat. switch·on delay
I
60 ... 1200 K'min
Logic external connection
Open contact
tcio sed contact
- -
Table 33
6.6 Solar system settings
Sol ar thermal sys ins tal led
Current
so lar con fi gur atio n
._---
Sol ar p aramete rs
I Start sol ar the rma l sys tem ! No
6720 811 136-504. 10
Fig. 15 Solar settings menu
If a solar system is integrated into the heating system via module,
corresponding menus and menu items are available . An extension of the
menus by the solar system is described in the operating instructions of
the used module.
In the Sola r setti ngs menu with all solar systems the sub-menus listed
in Tab . 34 are available .
&
WARNING : Risk of scalding!
I ~ If DHW temperatures above 60 °C are set or thermal
• disinfection is switched on, a mixing device must be
installed .
&
NOT I CE : System damage
! ~ Fill and ventthe solar system priorto commissioning .
I '
If the area of the installed solar collectors is incorrectly
set. the solar yield displayed in the info menu is wrong as
well.
Duration of the switchover for the swimming pool mixing valve .
Auxiliary heater switch·on delay for heating the swimming pool.
Open contact at the external connection is interpreted as " On ".
~~~
Closed contact at the external connection is interpreted as " On ".
Menu item Purpose of the menu
Solar thermal sys installed If Yes is set here, the other settings are
displayed.
Change solar configuration Graphical configuration of the solar system
Current solar configuration Graphical representation ofthe configured
_,..-- ______ -'-' s .,.. o ~ la ~ r sy ~ s _::_ te ~m -:---:----:----_i
Solar parameters Settings for the installed solar system
Start solar thermal system Once all the required parameters have
been set. the solar system can be started
up.
Table 34 General settings for the solar system
6. 7 Hybrid system setti ngs
The energy/price ratio can be set in the Hybrid system menu. Further
information is available in the instructions supplied with the hybrid
system components .
6.8 Anti-se izi ng functi on setti ngs
The Anti- se izing protection menu can be used to set when the anti-
seizing function is activated . The start time can be adjusted in i-hour
increments between 00:00 and 23 : 00 .
6.9 Comm i ss i oning complete
This menu is used to confirm and save all settings done in the service
menu, when the commissioning is complete. After first commissioning,
the settings should be saved whenever a change is done .
6. 10 Di agnos is me nu
I Fun ction te st
Moni tored valu es
Fau lt d is pla ys
S ys te m in formation
Maintenanc e
> .
> !
!
6720 811 136-505. 10
Fig . 16 Diagnosis menu
26 HPC400-6720821772(2017/07)