1. INTRODUCTION ..............................................................................................................................................67
1.1 Products .......................................................................................................................................................................... 67
1.2 Disclaimer ........................................................................................................................................................................ 67
1.3 Copyright ......................................................................................................................................................................... 68
2. HANDLING AND TRANSPORT .....................................................................................................................68
2.1 Receipt............................................................................................................................................................................. 68
3.1 Dimensional data ............................................................................................................................................................. 71
3.2 Technical characteristics .................................................................................................................................................. 72
4. IMPORTANT INFORMATION ..........................................................................................................................73
4.2 Casing protection rating .................................................................................................................................................. 73
4.3 Operating limits ................................................................................................................................................................ 73
4.4 Operating limits ............................................................................................................................................................... 73
4.5 Basic safety rules............................................................................................................................................................. 74
5.2 Securing to the floor......................................................................................................................................................... 75
5.3 Aeraulic connections........................................................................................................................................................ 75
5.5 Plumbing connections ..................................................................................................................................................... 77
5.6 Electrical connections ..................................................................................................................................................... 78
5.7 Wiring diagram................................................................................................................................................................. 80
6.2 Setting the clock .............................................................................................................................................................. 82
6.3 Setting time bands ........................................................................................................................................................... 82
6.4 Setting the hot water set-point ......................................................................................................................................... 82
6.5 Operating mode ............................................................................................................................................................... 83
6.6 Additional functions.......................................................................................................................................................... 84
6.7 Control of equipment via APP .......................................................................................................................................... 84
6.8 Faults/protection .............................................................................................................................................................. 89
7. COMMISSIONING ...........................................................................................................................................90
8. TROUBLESHOOTING .....................................................................................................................................93
8.1 Power board fuse replacement ........................................................................................................................................ 94
9. MAINTENANCE ...............................................................................................................................................95
9.2 Boiler emptying ............................................................................................................................................................... 95
10. DISPOSAL .......................................................................................................................................................96
11. PRODUCT SHEET ..........................................................................................................................................96
66
EN
cod. 3541T630 - Rev. 03 - 05/2020
DORA
200 HT - 260 HT