User manual
List of contents 
1
Important
Information……………………………………………………..3
1.1
Safety
Instructions
………………………………………………………………..3
1.1.1
Installation
and
Maintenance
……………………………………………………...3
1.1.2
Modification
of
System
Components
……………………………………………….3
1.1.3
Safety
V
alve
……………………………………………………………………...3
1.2
Pr
otective
Measur
es
…………………………………………………………..…..3
1.2.1
Pr
eventing
Corr
osion
..…………………………………………………………...3
2
Unit
Description
……………………………………………………….…….3
2.1 Heat
Pump
Principle
………………………………………………………..….4
2.2 
Auxiliary
 Heater 
–
Electric
Heating
Element
…………………………….....….5
2.3
W
ater
 Heater
……………………………………….…………………….....….5
2.4 Contr
ol
Panel
………………………………………………………….….....….6
2.4.1 Functions
………………………………………………………….………
.....….7
3
Operating
Instructions
……………………………………….……….....…..7
3.1
General
Information
……………………………………….……….....………..7
3.1.1
Menu
Navigation
……………………………………….………....................…..7
3.1.1.1
Display
of
 curr
ent
operating
mode
…………………………………….....…..7
3.1.1.2
Symbols
..…………………………………………………………...….....…..8
3.1.2
Menus
…………………………………………………………
…...….....…...9
3.1.2.1
Main
Menu
INFORMA
TION
……………………………………………...….......9
3.1.2.2
Sub-Menu
OPERA
TION
……………………………………………...….....…..10
3.1.2.3
Sub-Menu
HEA
T
CUR
VE
..……………………………………………...….....….11
3.1.2.4
Sub-Menu
TEMPERA
TURE
………………………………………………...….......12
3.1.2.6
Sub-Menu
OPERA
TING
TIME
…………………………………..……...….....….15
3.1.2.7
Sub-Menu
RESET
……………………………......…………………..….....….15
3.1.2.8
Sub-Menu
MAN TEST
………………………………………..………...….........15
3.2
Adjustments
to
be
 made 
r
egularly
……………………………………...........20
3.2.1
Heat
Generation
–
General
………………………………..………...…..............20
3.2.2
Adjustment
of
the
CUR
VE
value
………………………………..………...…........20
3.2.3
Adjustment
of
ROOM
value
………………………………..……… ...................21
3.2.4
Adjustment
of
 Par
t
of
the
Heat
Cur
ve
…………………………………..............23
3.2.5
Adjustment
of
the
 MIN 
and
MAX
value
………………………………… .............24
3.2.6
Adjustment
of
the
HEA
T
STOP
value
…………………………………................25
3.2.7
Graph
of
r
ecent
changes
in
TEMPERA
TURE
…………………………….....…........25
3.3
Maximum
Return
Line
T
emperatur
e
…………………………….....…
.........26
3.4
W
arm
W
ater
Pr
oduction
………………………………..………….....…........26
3.5
Regular
Checks
………………………………………………
…......…........26
3.5.1
Check
of
Operating
Mode
……………………………
........................…........26
3.5.2
Checking
the
W
ater
Level
of
the
Heating
System
…………………………...….....26
3.5.3
Checking
the
Safety
V
alve
……………………………
.....………………….....27
3.5.4
In
the
Event
of
Leakage
……………………………… ......………………….....27
4
T
r
ouble
shooting
…………………………….....…………… …...............28
4.1
Alarm
Messages
…………………………….....………………….......
5
T
erminology
and
Abbr
eviations
…………………………….......….......29
6
Default
Settings
………………………….....…………………..................30
7
Refer
ences………………………….....……… …………....... .................30
3.1.2.5
Sub-Menu
INTEGRAL
………………………………………………......….......12
3.1.2.9
Sub-Menu
DEFROST
………………………………………..………...….........16
3.1.2.10
Sub-Menu
SETTING
………………………………………..………...….........18
3.1.2.11
Sub-Menu
LANGUAGE
………………………………………..………...….......20
........28










