1. INTRODUCTION ..............................................................................................................................................69
1.1 Products .......................................................................................................................................................................... 69
1.2 Disclaimer ........................................................................................................................................................................ 69
1.3 Copyright ......................................................................................................................................................................... 70
2. HANDLING AND TRANSPORT .....................................................................................................................70
2.1 Receipt............................................................................................................................................................................. 70
3.1 Dimensional data ............................................................................................................................................................. 73
3.2 Technical characteristics .................................................................................................................................................. 74
4. IMPORTANT INFORMATION ..........................................................................................................................75
4.2 Casing protection rating .................................................................................................................................................. 75
4.3 Operating limits ................................................................................................................................................................ 75
4.4 Operating limits ............................................................................................................................................................... 75
4.5 Basic safety rules............................................................................................................................................................. 76
5.2 Securing to the floor......................................................................................................................................................... 77
5.3 Aeraulic connections........................................................................................................................................................ 77
5.5 Plumbing connections ..................................................................................................................................................... 79
5.7 Electrical connections ..................................................................................................................................................... 81
5.8 Wiring diagram................................................................................................................................................................. 83
6.2 Setting the clock .............................................................................................................................................................. 85
6.3 Setting time bands ........................................................................................................................................................... 85
6.4 Setting the hot water set-point ......................................................................................................................................... 85
6.5 Operating mode ............................................................................................................................................................... 86
6.6 Additional functions.......................................................................................................................................................... 87
6.7 Control of equipment via APP .......................................................................................................................................... 87
6.8 Faults/protection .............................................................................................................................................................. 92
7. COMMISSIONING ...........................................................................................................................................93
8. TROUBLESHOOTING .....................................................................................................................................96
8.1 Power board fuse replacement ........................................................................................................................................ 97
9. MAINTENANCE ...............................................................................................................................................98
9.2 Boiler emptying ............................................................................................................................................................... 98
10. DISPOSAL .......................................................................................................................................................99
11. PRODUCT SHEET ..........................................................................................................................................99
68
EN
DORA
cod. 3541T640 - Rev. 01 - 12/2019
200 LT-S - 260 LT-S - 200 LT - 260 LT