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Idiomas disponibles
PREXTHERM RSH N
1. INTRODUCTION ......................................................................................................................................................................... 28
2. GENERAL WARNINGS .............................................................................................................................................................. 28
3. CERTIFICATION ......................................................................................................................................................................... 28
4. TECHNICAL AND CONSTRUCTIONAL CHARACTERISTICS, DIMENSIONS ........................................................................ 28
4.1
Description of the appliance ........................................................................................................................................................................ 28
4.2
Operating principle ....................................................................................................................................................................................... 29
4.3
Technical data - Dimensions - Hydraulic connections ................................................................................................................................. 29
4.4
Identification ................................................................................................................................................................................................. 30
5. INSTALLATION .......................................................................................................................................................................... 31
5.1
Packaging .................................................................................................................................................................................................... 31
5.2
Handling ....................................................................................................................................................................................................... 31
5.2.1
For models PREXTHERM RSH 100N÷420N (Fig. 5) ............................................................................................................................ 31
5.2.2
For models PREXTHERM RSH 500N÷950N ......................................................................................................................................... 31
5.3
Installation location (Fig. 6) .......................................................................................................................................................................... 31
5.4
Discharge of combustion products (Fig. 7) .................................................................................................................................................. 32
5.5
Hydraulic connections .................................................................................................................................................................................. 32
5.5.1
Supply water .......................................................................................................................................................................................... 32
5.5.2
System feed/return pipes ....................................................................................................................................................................... 32
5.5.3
System fill/drain pipe .............................................................................................................................................................................. 32
5.5.4
Pipes, expansion vessel and safety valves ............................................................................................................................................ 32
5.5.5
Recirculation pump ................................................................................................................................................................................ 33
5.6
Adjusting the door ........................................................................................................................................................................................ 33
5.6.1
For models PREXTHERM RSH 100N÷420N(Fig. 9) ............................................................................................................................. 33
5.6.2
For models PREXTHERM RSH 500N÷950N (Fig. 10) .......................................................................................................................... 33
5.7
Burner mounting (Fig. 11) ............................................................................................................................................................................ 34
5.8
Connecting the cooling tube to the flame inspection window ...................................................................................................................... 34
5.9
Assembling the panels, mod. PREXTHERM RSH 500N÷950N .................................................................................................................. 34
5.10
Security warning .......................................................................................................................................................................................... 35
6. COMMISSIONING ...................................................................................................................................................................... 35
6.1
Preliminary checks ....................................................................................................................................................................................... 35
6.2
First ignition ................................................................................................................................................................................................. 35
6.3
Shutting down the boiler .............................................................................................................................................................................. 35
7. MAINTENANCE .......................................................................................................................................................................... 35
7.1
General instructions ..................................................................................................................................................................................... 35
7.2
Routine maintenance ................................................................................................................................................................................... 35
7.3
Special maintenance ................................................................................................................................................................................... 36
7.4
Cleaning the boiler ...................................................................................................................................................................................... 36
7.5
Checking boiler operation ............................................................................................................................................................................ 36
7.6
Checking burner operation .......................................................................................................................................................................... 37
7.7
Troubleshooting ........................................................................................................................................................................................... 37
cod. A73020821 - 2023-09
27
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