IVT Optima 1000 Assembly, Commissioning And Maintenance Manual page 56

Commissioning the heat pump
Selecting external controls
In the menu 5.7 you set whether the heat pump, additional heat and hot
water charging should be controlled externally. When the external input on
Rego 603 is short circuited you can make one of the following choices:
0: No effect (factory setting).
1: HP, additional heat and hot water stop.
2: HP no effect, additional heat and hot water stop.
3: HP and hot water no effect, additional heat stops.
4: HP and additional heat no effect, hot water stops.
Choice of language
Select the language you would like for the menu window texts. On delivery
the language is set to Swedish (Svenska).
Display of Rego 603 version number
Select menu window 5.12 to see the version number of the control unit
Rego 603.
Confi rm extra sensors on the heat pump
Confi rm the extra sensors T3 (GT3), T4 (GT4) and T5 (GT5) that are
connected externally. On confi rmation the control unit stores information
about the sensors to be used.
Timer readings
There are a number of different menu displays to help you check the status
of the heat pump. The heat pump status is shown by the timer readings in
menu 6.
Read the DHW peak inter val timer
The function shows when the next hot water peak will be carried out. If the
timer shows zero the hot water peak will be activated the next time there
is a hot water requirement. The menu display is only shown in operating
mode A.
Read the additional heat timer
The function shows the amount of time remaining before the additional
heat is activated. If there is no countdown then there is no need of ad-
ditional heat.
If any of the alternatives to the left are
selected it is not possible to utilise any of
the functions in the menu Remote control
heat (menu 1.13). See the User section
and Extra functions (Customer level 2).
56
Commiss./Service
Select external
controls 5.7
Return Select
Note
Commiss./Service
Selection of
language menu 5.8
Return Select
Commiss./Service
Display software
version number 5.12
Return Select
Commiss./Service
Connected extra
sensor in op. 5.13
Return Select
Timer readings
Read
DHW peak timer 6.1
Return Select
Timer readings
Read
add. heat timer 6.2
Return Select