List of contents
Installation and maintenance instructions
3
Daikin Altherma EHS(X/H)(B)-D
Heat pump (indoor unit) with integrated heat accumulator
008.1444099_01 – 11/2018 – EN
List of contents
1 General safety precautions
4
1.1
Particular safety instructions .....................................................
4
1.1.1
Observing the instructions ..........................................
4
1.1.2
Meaning of warnings and symbols..............................
5
1.2
Safety instructions for installation and operation.......................
5
1.2.1
General .......................................................................
5
1.2.2
Intended use ...............................................................
6
1.2.3
Device installation room..............................................
6
1.2.4
Electrical installation ...................................................
6
1.2.5
Requirements for the heating water............................
6
1.2.6
Heating system and sanitary connection ....................
7
1.2.7
Operation ....................................................................
7
2 Handover to operator and warranty
8
2.1
Instruct the owner ......................................................................
8
2.2
Warranty conditions...................................................................
8
3 Product description
9
3.1
Design and components............................................................
9
3.2
Function of the 3-way switch valves ..........................................
11
4 Set-up and installation
12
4.1
Dimensions and connection dimensions ...................................
12
4.2
Transport and delivery...............................................................
13
4.3
Installing the heat pump ............................................................
13
4.3.1
Selecting the installation site....................................... 13
4.3.2
Installing the device .................................................... 14
4.4
Preparing the device for installation ..........................................
15
4.4.1
Remove the front screen............................................. 15
4.4.2
Remove the protective cover ...................................... 15
4.4.3
Moving the controller housing to the service position . 15
4.4.4
Open the controller housing........................................ 16
4.4.5
Removing the bottom thermal insulation..................... 16
4.4.6
Opening the vent valve ............................................... 17
4.4.7
Aligning the connections of the heating inflow and
return flow ................................................................... 17
4.4.8
Making the hood opening............................................ 18
4.4.9
Installing the rotary switch of the controller................. 18
4.5
Installing optional accessories...................................................
18
4.5.1
Installation of the electric backup heater..................... 18
4.5.2
Installation of the external heat generator connection
set ............................................................................... 18
4.5.3
Installation of the DB connection kit............................ 19
4.5.4
Installation of the P connection kit .............................. 19
4.6
Water connection ......................................................................
19
4.6.1
Connecting hydraulic lines .......................................... 20
4.6.2
Connecting the drain................................................... 21
4.7
Electrical connection .................................................................
21
4.7.1
Overall connection diagram ........................................ 22
4.7.2
Position of the printed circuit boards and terminal
strips ........................................................................... 23
4.7.3
Mains connection ........................................................ 23
4.7.4
General information on the electrical connection........ 23
4.7.5
Connecting the heat pump outdoor unit...................... 23
4.7.6
Connecting the outside temperature sensor
(optional) ..................................................................... 24
4.7.7
External switching contact .......................................... 24
4.7.8
EBA (external requirement request) ........................... 24
4.7.9
Connecting an external heat generator....................... 24
4.7.10
Connecting the room thermostat................................. 25
4.7.11
Connection of optional RoCon system components ... 26
4.7.12
Connecting the HP convector ..................................... 26
4.7.13
Connecting switching contacts (AUX outputs) ............ 27
4.7.14
Off-peak mains connection (HT/NT) ........................... 27
4.7.15
Connecting an intelligent controller (Smart Grid - SG)
28
4.8
Connection for refrigerant........................................................... 28
4.8.1
Laying refrigerant lines................................................. 28
4.8.2
Pressure test and filling the refrigerant circuit.............. 29
4.9
Filling the system........................................................................ 29
4.9.1
Checking the water quality and adjusting the
pressure gauge ............................................................ 29
4.9.2
Filling hot water heat exchangers ................................ 29
4.9.3
Filling the storage tank................................................. 29
4.9.4
Filling the heating system ............................................ 29
5 Start-up
30
5.1
Initial commissioning .................................................................. 30
5.1.1
Requirements............................................................... 30
5.1.2
Starting the unit and start-up........................................ 30
5.1.3
Bleeding the hydraulic system ..................................... 30
5.1.4
Checking the minimum flow ......................................... 31
5.1.5
Setting the screed program parameter (only as
required)....................................................................... 31
5.1.6
Commissioning checklist.............................................. 32
5.2
Re-commissioning ...................................................................... 32
5.2.1
Requirements............................................................... 32
5.2.2
Start-up ........................................................................ 32
6 Hydraulic connection
34
6.1
Hydraulic system connection...................................................... 34
7 Inspection and maintenance
36
7.1
General overview of inspection and maintenance...................... 36
7.2
Inspection and maintenance tasks ............................................. 37
7.2.1
Filling, topping up the storage tank .............................. 37
7.2.2
Filling, topping up the heating system.......................... 38
8 Faults and malfunctions
40
8.1
Troubleshooting.......................................................................... 40
8.2
Overview of possible malfunctions ............................................. 40
8.3
Fault codes ................................................................................. 43
8.4
Emergency operation ................................................................. 53
9 Taking out of operation
54
9.1
Temporary shutdown.................................................................. 54
9.1.1
Draining the storage tank............................................. 54
9.1.2
Draining the heating circuit and hot water circuit ......... 55
9.2
Final shutdown and disposal ...................................................... 55
10 Technical data
57
10.1
Basic data................................................................................... 57
10.2
Information on the type plate ...................................................... 58
10.3
Characteristic lines ..................................................................... 59
10.3.1
Sensor characteristic lines ........................................... 59
10.3.2
Characteristic curves for pumps .................................. 59
10.4
Tightening torque ....................................................................... 60
10.5
Minimum floor area and ventilation openings ............................. 60
10.6
Electrical connection diagram .................................................... 62
11 Notes
64
List of keywords
67
Summary of Contents for Altherma 3 ECH2O
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