Contents
2
Installation and maintenance instructions flexoTHERM exclusive 0020196687_03
Contents
1
Safety .................................................................... 4
1.1
Action-related warnings ......................................... 4
1.2
Intended use .......................................................... 4
1.3
General safety information .................................... 4
1.4
Regulations (directives, laws, standards) .............. 6
2
Notes on the documentation .............................. 7
2.1
Observing other applicable documents ................. 7
2.2
Storing documents................................................. 7
2.3
Validity of the instructions...................................... 7
3
System overview.................................................. 7
3.1
Heat pump system design ..................................... 7
3.2
Functionality........................................................... 8
3.3
Safety devices ....................................................... 9
4
Product description........................................... 10
4.1
Product design..................................................... 10
4.2
Information on the data plate............................... 11
4.3
Explanation of product stickers............................ 12
4.4
Type designation and serial number ................... 12
4.5
CE label ............................................................... 12
5
Set-up.................................................................. 12
5.1
Checking the scope of delivery............................ 12
5.2
Selecting the installation site ............................... 12
5.3
Dimensions .......................................................... 13
5.4
Minimum clearances............................................ 14
5.5
Transporting the heat pump ................................ 14
5.6
Installing the product............................................ 15
5.7
Removing the carrying straps.............................. 15
5.8
Removing the front casing................................... 15
5.9
Removing the casing top and side casings ......... 15
5.10
Removing the refrigerant circuit cover, if
required................................................................ 16
6
Carrying out the hydraulics installation.......... 16
6.1
Requirements for the heating circuit.................... 16
6.2
Connecting the heat pump to the heating
circuit ................................................................... 17
6.3
Connecting the heat pump to the brine circuit ..... 17
6.4
Hydraulic wiring in the system ............................. 17
7
Filling and purging the installation .................. 18
7.1
Filling and purging the heating circuit .................. 18
7.2
Filling and purging the brine circuit...................... 19
8
Electrical installation......................................... 21
8.1
Routing eBUS lines.............................................. 21
8.2
Opening the electronics box ............................... 21
8.3
Electronics box .................................................... 22
8.4
Establishing the power supply ............................. 22
8.5
Power supply PCB............................................... 24
8.6
Control PCB......................................................... 25
8.7
Connection terminals........................................... 26
8.8
Connecting the system controller and
accessories to the electronics system ................. 26
8.9
Carrying out the wiring......................................... 26
8.10
Installing the VRC DCF........................................ 26
8.11
Installing optional accessories............................. 26
8.12
Connecting the circulation pump ......................... 26
8.13
Checking the electrical installation ...................... 26
8.14
Completing installation......................................... 27
9
Start-up ............................................................... 27
9.1
Operating concept ............................................... 27
9.2
Starting up the heat pump system....................... 27
9.3
Running the installation assistants ...................... 28
9.4
Calling up the installer level................................. 28
9.5
Changing the set language.................................. 28
9.6
Heating mode flow temperature control............... 29
9.7
Calling up statistics .............................................. 29
9.8
Checking that the product works correctly........... 29
10
Adapting the unit to the heating
installation.......................................................... 29
10.1
Setting parameters .............................................. 29
10.2
Setting the high-efficiency pumps........................ 29
10.3
Setting the flow temperature in heating mode
(with no control connected) ................................. 32
10.4
Setting the flow temperature in cooling mode
(with no control connected) ................................. 32
10.5
Handing the product over to the end user ........... 32
11
Troubleshooting ................................................ 32
11.1
Displaying the Live Monitor (current product
status) .................................................................. 32
11.2
Checking fault codes ........................................... 32
11.3
Querying the fault memory .................................. 33
11.4
Resetting the fault memory.................................. 33
11.5
Restarting the installation assistant ..................... 33
11.6
Using check programmes.................................... 33
11.7
Carrying out the actuator test .............................. 33
11.8
Electric back-up heater circuit breaker ................ 33
12
Inspection and maintenance ............................ 33
12.1
Inspection and maintenance information............. 33
12.2
Procuring spare parts .......................................... 33
12.3
Checking maintenance messages....................... 34
12.4
Inspection and maintenance check-list................ 34
12.5
Checking and correcting the filling pressure of
the heating installation......................................... 34
12.6
Checking and correcting the brine circuit's
filling pressure...................................................... 34
12.7
Carrying out a restart and test operation ............. 35
13
Decommissioning.............................................. 35
13.1
Temporarily decommissioning the product.......... 35
13.2
Decommissioning the product ............................. 35
14
Recycling and disposal..................................... 35
14.1
Disposing of the brine fluid .................................. 35
14.2
Arranging disposal of refrigerant ......................... 35
15
Customer service............................................... 35
Appendix ............................................................................ 36
A
Unblocked power supply 3~/N/PE 400 V
(wiring diagram 1 =
) ..................................... 36
B
Dual-circuit power supply special tariff A
–
3~/N/PE 400 V (wiring diagram 2 =
) ............ 37
