1. GENERAL SAFETY PRECAUTIONS ....................................................................................................................... 79
2. INTRODUCTION ......................................................................................................................................................... 83
2.1 Products ..........................................................................................................................................................................................83
2.2 Disclaimer ........................................................................................................................................................................................83
2.3 Language .........................................................................................................................................................................................83
2.4 Copyright .........................................................................................................................................................................................84
3. HANDLING AND TRANSPORT ................................................................................................................................ 84
3.1 Receipt.............................................................................................................................................................................................84
4.1 Dimensional data .............................................................................................................................................................................87
4.2 Technical characteristics ..................................................................................................................................................................88
5. IMPORTANT INFORMATION .................................................................................................................................... 89
5.2 Casing protection rating ..................................................................................................................................................................89
5.3 Operating limits ................................................................................................................................................................................89
5.4 Operating limits ...............................................................................................................................................................................89
5.5 Basic safety rules.............................................................................................................................................................................90
6.2 Securing to the floor.........................................................................................................................................................................91
6.3 Aeraulic connections........................................................................................................................................................................91
6.5 Hydraulic connections .....................................................................................................................................................................93
6.6 Electrical connections .....................................................................................................................................................................94
6.7 Wiring diagram.................................................................................................................................................................................97
7.2 Setting the clock ..............................................................................................................................................................................99
7.3 Setting time bands ...........................................................................................................................................................................99
7.4 Setting the hot water set-point ......................................................................................................................................................... 99
7.5 Operating mode .............................................................................................................................................................................100
7.6 Additional functions........................................................................................................................................................................101
7.7 Control of equipment via APP ........................................................................................................................................................101
7.8 Faults/protection ............................................................................................................................................................................107
8. COMMISSIONING ..................................................................................................................................................... 108
9. TROUBLESHOOTING .............................................................................................................................................. 112
9.1 Power board fuse replacement ...................................................................................................................................................... 113
10. MAINTENANCE ........................................................................................................................................................ 114
10.2 Boiler emptying ............................................................................................................................................................................. 114
11. DISPOSAL ................................................................................................................................................................. 115
12. PRODUCT SHEET .................................................................................................................................................... 115
78
EN
cod. 3541T630 - Rev. 04 - 12/2021
DORA
200 HT - 260 HT