1.1 Introduction......................................................................................................................................... 194

1.2 Control panel ...................................................................................................................................... 194

1.3 Lighting and shutdown ....................................................................................................................... 198

1.4 Adjustments........................................................................................................................................ 199

2 Installation ............................................................................................................................ 209

2.1 General Instructions ........................................................................................................................... 209

2.2 Place of installation ............................................................................................................................ 209

2.3 Plumbing connections ........................................................................................................................ 209

2.4 Gas connection .................................................................................................................................. 224

2.5 Electrical connections......................................................................................................................... 224

2.6 Fume ducts......................................................................................................................................... 226

2.7 Condensate drain connection............................................................................................................. 228

3 SERVICE AND MAINTENANCE........................................................................................... 229

3.1 Adjustments........................................................................................................................................ 229

3.2 Commissioning ................................................................................................................................... 235

3.3 Maintenance ....................................................................................................................................... 236

3.4 Troubleshooting.................................................................................................................................. 238

4 Technical data and characteristics .................................................................................... 241

4.1 Dimensions and connections ............................................................................................................. 242

4.2 General view ...................................................................................................................................... 243

4.3 Hydraulic circuit .................................................................................................................................. 244

4.4 Technical data table ........................................................................................................................... 245

4.5 ErP tables ........................................................................................................................................... 246

4.6 Diagrams ............................................................................................................................................ 251

4.7 Wiring diagrams ................................................................................................................................. 252

193

cod. 3541Q764 - Rev. 00 - 05/2021