Contents
2 Installation and maintenance instructions MicraCom 0020289288_02
Contents
1 Safety .................................................................... 3
1.1 Intended use.......................................................... 3
1.2 Qualification........................................................... 3
1.3 General safety information .................................... 3
1.4 Regulations (directives, laws, standards) .............. 5
1.5 List of relevant standards for Great Britain and
Ireland.................................................................... 5
2 Guarantee and Customer Service...................... 6
3 Technical data...................................................... 7
4 Notes on the documentation .............................. 9
5 Product description............................................. 9
5.1 Product design....................................................... 9
5.2 Safety Devices....................................................... 9
5.3 Data plate ............................................................ 10
5.4 Serial number ...................................................... 10
5.5 CE marking.......................................................... 10
6 Set-up.................................................................. 10
6.1 Checking the scope of delivery............................ 10
6.2 Product dimensions ............................................. 10
6.3 Installation site..................................................... 11
6.4 Minimum clearances............................................ 11
6.5 Air/flue pipe.......................................................... 11
6.6 Using the mounting template............................... 17
6.7 Wall-mounting the product................................... 17
7 Installation.......................................................... 17
7.1 Requirements ...................................................... 18
7.2 Flushing the heating installation for the first
time ("cold") ......................................................... 18
7.3 Connecting gas and water................................... 19
7.4 Connecting the condensate discharge hose ....... 19
7.5 Condensate discharge systems .......................... 19
7.6 Connecting the drain pipework for the
expansion relief valve .......................................... 21
7.7 Filling the condensate siphon .............................. 21
7.8 Air/flue system ..................................................... 21
7.9 Electrical installation ............................................ 21
8 Operation............................................................ 23
8.1 Calling up the installer level................................. 23
8.2 Using diagnostics codes...................................... 24
8.3 Running check programmes................................ 24
8.4 Calling up status codes........................................ 24
8.5 Exiting the installer level ...................................... 24
9 Start-up ............................................................... 24
9.1 Carrying out the initial start-up............................. 24
9.2 Checking and treating the heating water/filling
and supplementary water .................................... 24
9.3 Filling the heating installation .............................. 25
9.4 Purging the heating installation ........................... 26
9.5 Filling and purging the domestic hot water
system ................................................................. 26
9.6 Check and gas setting ......................................... 26
9.7 Checking the heating mode................................. 29
9.8 Checking the domestic hot water generation ...... 29
9.9 Checking leak-tightness ...................................... 29
9.10 Thoroughly flushing the heating installation
("hot")................................................................... 29
10 Adapting the unit to the installation ................ 29
10.1 Adapting the heating settings .............................. 29
11 Handing over to the end user........................... 30
12 Inspection and maintenance ............................ 31
12.1 Checking and setting the CO₂ content................. 31
12.2 Moving the expansion vessel to the
maintenance position on the combustion
block .................................................................... 32
12.3 Moving the expansion vessel to the
maintenance position on the hydraulic block....... 32
12.4 Cleaning/checking the components..................... 32
12.5 Draining the product ............................................ 37
12.6 Completing inspection and maintenance work .... 37
13 Troubleshooting ................................................ 37
13.1 Querying the fault memory .................................. 37
13.2 Eliminating faults.................................................. 37
13.3 Resetting parameters to factory settings ............. 37
13.4 Replacing defective components......................... 37
14 Decommissioning.............................................. 39
14.1 Temporary decommissioning .............................. 39
14.2 Permanently decommissioning............................ 39
15 Recycling and disposal..................................... 39
16 Customer service............................................... 39
Appendix ............................................................................ 40
A Inspection and maintenance work................... 40
B Diagnostics codes............................................. 40
C Status codes ...................................................... 43
D Fault codes......................................................... 44
E Check programmes ........................................... 48
F Wiring diagram................................................... 49
G Commissioning Checklist................................. 50
Index ................................................................................... 54
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