Ferroli PREXTHERM RSW 92N Instructions D'utilisation, D'installation Et De Montage page 43

PREXTHERM RSW 92N ÷ 600N
1. INTRODUCTION ......................................................................................................................................................................... 44
2. GENERAL WARNINGS .............................................................................................................................................................. 44
3. CERTIFICATION ......................................................................................................................................................................... 44
4. TECHNICAL AND CONSTRUCTIONAL CHARACTERISTICS, DIMENSIONS ........................................................................ 44
4.1 Description of the appliance ........................................................................................................................................................................ 44
4.2 Operating principle ....................................................................................................................................................................................... 45
4.3 Technical data - Dimensions - Hydraulic connections ................................................................................................................................. 45
5. INSTALLATION .......................................................................................................................................................................... 46
5.1 Packaging .................................................................................................................................................................................................... 46
5.2 Handling (Fig.4) ........................................................................................................................................................................................... 46
5.3 Installation site (Fig. 5) ................................................................................................................................................................................. 46
5.4 Discharge of combustion products (Fig. 6) .................................................................................................................................................. 47
5.5 Hydraulic connections .................................................................................................................................................................................. 47
5.5.1 Supply water .......................................................................................................................................................................................... 47
5.5.2 System feed/return pipes ....................................................................................................................................................................... 47
5.5.3 System fill/drain pipes ............................................................................................................................................................................ 47
5.5.4 Pipes, expansion vessel and safety valves ............................................................................................................................................ 48
5.5.5 Recirculation pump (Fig. 7) .................................................................................................................................................................... 48
5.6 Adjusting the door (Fig. 8) ........................................................................................................................................................................... 48
5.7 Assembly of the burner (Fig. 9) ................................................................................................................................................................... 48
5.8 Connecting the cooling tube to the flame inspection window (Fig. 9) .......................................................................................................... 49
6. CONTROL PANEL (OPTIONAL) ................................................................................................................................................ 49
6.1 LV thermostatic control panel, 2 and 3 burner stages (Fig. 11) ................................................................................................................... 49
6.1.1 Front view of the panel (Fig. 11) ............................................................................................................................................................. 50
6.1.2 Diagram of the terminal block electrical connections ............................................................................................................................. 50
6.1.3 Wiring diagram for burner and single-phase pump ................................................................................................................................ 51
6.2 EBM (Efficient Boiler Management) control panel (Fig. 12) ......................................................................................................................... 54
6.2.1 Panel (Fig. 12) ........................................................................................................................................................................................ 54
6.2.2 Wiring diagrams ..................................................................................................................................................................................... 55
6.3 Notes about the connections ....................................................................................................................................................................... 59
7. COMMISSIONING ...................................................................................................................................................................... 59
7.1 Preliminary checks ....................................................................................................................................................................................... 59
7.2 First ignition ................................................................................................................................................................................................. 60
7.3 Shutting down the boiler .............................................................................................................................................................................. 60
8. MAINTENANCE .......................................................................................................................................................................... 60
8.1 General instructions ..................................................................................................................................................................................... 60
8.2 Routine maintenance ................................................................................................................................................................................... 60
8.3 Special maintenance ................................................................................................................................................................................... 60
8.4 Cleaning the boiler (Fig. 13) ........................................................................................................................................................................ 61
8.5 8.5 Checking boiler operation ...................................................................................................................................................................... 61
8.6 Checking burner operation .......................................................................................................................................................................... 61
8.7 Troubleshooting ........................................................................................................................................................................................... 62
cod. 3541P130 - Rev. 00 - 02/2018
EN
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