Atag iR 12 User Manual

Installation & Servicing instructions ATAG iC-Range
3
Work on the installation should only be carried out by qualifi ed
personnel with calibrated equipment and appropriate tools.
Contents
1 Introduction ....................................................................................................................................4
2 Rules & Regulations (Symbols) .....................................................................................................5
3 Technical specifi cations ..................................................................................................................7
4 Dimensions ...................................................................................................................................9
5 Delivery package ..........................................................................................................................10
6 Boiler description ..........................................................................................................................10
7 Boiler photo components list ........................................................................................................ 11
8 Mounting boiler frame ..................................................................................................................12
8.1 Wall frame .........................................................................................................................13
9 Connecting boiler .........................................................................................................................14
9.1 Central heating system .....................................................................................................14
9.2 Expansion vessel ..............................................................................................................15
9.3 Water quality .....................................................................................................................15
9.4 Heating systems with plastic pipes ...................................................................................17
9.5 Gas connection in general ................................................................................................17
9.5.1 Natural gas connection (NG) ............................................................................................17
9.5.2 Propane gas connection (LPG) .........................................................................................17
9.5.3 House pressure regulator .................................................................................................18
9.5.4 Dimensioning of the low pressure gas line .......................................................................18
9.5.5 De-aerating the LPG tank .................................................................................................18
9.6 Hot water supply ...............................................................................................................19
9.7 Condensation drain pipe ...................................................................................................19
9.8 Flue gas exhaust system ..................................................................................................23
9.8.1 Flue terminal locations ......................................................................................................24
9.8.2 Dimensioning of the fl ue gas and air intake duct ............................................................27
9.9 Fitting the boiler onto the boiler frame .............................................................................29
10 Electrical connection ....................................................................................................................31
10.1 One controller, OpenTherm and BUS connection .............................................................32
10.2 Room thermostat volt free connection ..............................................................................32
10.3 ATAG Central Heating volt free timer connection ..............................................................32
10.4 ATAG Hot Water volt free timer connection ......................................................................32
10.5 DHW sensor connection ...................................................................................................32
10.6 ATAG Outside sensor ........................................................................................................32
10.7 230V Control Block (230V live output) ..............................................................................32
10.8 230V Control Block (SwL Switched live) ...........................................................................32
10.9 Electrical diagram .............................................................................................................33
11 Filling system ............................................................................................................................... 34
11.1 Hot water supply ...............................................................................................................34
12 Boiler controls ..............................................................................................................................35
12.1 Controls and explanation of the functions .........................................................................36
13 Commissioning the boiler ............................................................................................................. 37
13.1 Settings ............................................................................................................................. 39
13.2 Parameter chapter ............................................................................................................39
14 Isolating the boiler .......................................................................................................................40
15 Commissioning ............................................................................................................................. 41
15.1 Checking the CO
2
.............................................................................................................42
15.2 Checking fl ue integrity .......................................................................................................45
15.3 CO and combustion checks .............................................................................................46
16 Routine servicing ..........................................................................................................................48
16.1 Flow restrictor ...................................................................................................................52
16.2 Component replacement ...................................................................................................52
16.3 User's instructions .............................................................................................................52
16.4 Warranty ............................................................................................................................52
17 Error codes and fault fi nding .......................................................................................................53
Annex A System water additives .....................................................................................................54
Annex B Declaration of conformity ..................................................................................................55
Annex C Short parts list ...................................................................................................................56

Atag iR 12 Specifications

General

Brand	Atag
Model	iR 12
Category	Boiler
Language	English