1
GENERAL WARNINGS........................................................................................................................... 39
2
TECHNICAL SPECIFICATIONS ............................................................................................................. 40
2.1
2.2
2.3
RCB 3S 4000÷6000 BOILER ............................................................................................................ 43
3
INSTALLATION ....................................................................................................................................... 44
3.1
THERMAL PLANT ............................................................................................................................ 44
3.1.1
BOILER ROOM.......................................................................................................................... 44
3.1.2
FLUE .......................................................................................................................................... 44
3.2
HYDRAULIC CONNECTION ............................................................................................................ 45
Hot water heating system with closed expansion vessel - Furnace output d 300.000 kcal/h (Fig.
3.2.1
1)
45
3.2.2
Hot water heating system with closed expansion vessel - Furnace output > 300,000 kcal/h (Fig.
2)
45
3.3
ELECTRICAL CONNECTION........................................................................................................... 46
3.4
3.5
WIRING DIAGRAM ......................................................................................................................................... 46
3.6
3.7
BURNER CONNECTION.................................................................................................................. 47
4
ASSEMBLY.............................................................................................................................................. 48
4.1
4.2
4.3
5
START UP................................................................................................................................................ 52
5.1
PRELIMINARY CHECKS.................................................................................................................. 52
5.2
WATER TREATMENT ...................................................................................................................... 52
5.3
FILLING THE SYSTEM..................................................................................................................... 52
6
OPERATION ............................................................................................................................................ 53
6.1
OPERATING CHECKS ..................................................................................................................... 53
6.2
CLEANING AND SERVICING .......................................................................................................... 54
ENGLISH
5