53
1 Operating instructions .......................................................................................................... 54
1.1 Introduction...........................................................................................................................................54
1.2 Control panel ........................................................................................................................................54
1.3 Connection to the power supply, turning on and off .............................................................................55
1.4 Adjustments.......................................................................................................................................... 57
2 Installation.............................................................................................................................. 61
2.1 General Instructions .............................................................................................................................61
2.2 Place of installation ..............................................................................................................................61
2.3 Plumbing connections ..........................................................................................................................61
2.4 Gas connection ....................................................................................................................................63
2.5 Electrical connections...........................................................................................................................63
2.6 Fume ducts...........................................................................................................................................67
2.7 Condensate drain connection...............................................................................................................73
3 Service and maintenance......................................................................................................74
3.1 Adjustments.......................................................................................................................................... 74
3.2 Commissioning.....................................................................................................................................83
3.3 Maintenance.........................................................................................................................................84
3.4 Troubleshooting....................................................................................................................................86
4 Technical data and characteristics ...................................................................................... 89
4.1 Dimensions and connections ...............................................................................................................89
4.2 General view ........................................................................................................................................91
4.3 Hydraulic circuit ....................................................................................................................................92
4.4 Technical data table .............................................................................................................................93
4.5 Diagrams ..............................................................................................................................................95
4.6 Wiring diagram .....................................................................................................................................96