Template For Fixing The Boiler To The Wall - Baxi Nuvola 3 BS 40 Series Operating And Installation Instructions

13. TEMPLATE FOR FIXING THE BOILER TO THE WALL

After deciding the exact location of the boiler, fix the template to the wall.
Connect the system to the gas and water inlets present on the lower bar of the template.
tions on the system without draining it completely.
If you are either installing the boiler on an existing system or replacing one, as well as the above, fit a settling tank under the
boiler on the system return line in order to collect any deposits and scale circulating in the system after flushing.
After fixing the boiler to the template, connect the flue and air ducts, supplied as accessories, as described in the following
sections.
If natural draught boilers are installed, connect them to the flue with a metal pipe resistant to normal mechanical stress,
heat, products of combustion and relative condensate.
Figure 5
INSTRUCTIONS FOR FITTERS
1: heating delivery
2: domestic hot water outlet
3: domestic cold water inlet
4: heating system return
5: gas inlet to boiler
40
-
G 3/4"
G 1/2"
G 1/2"
G 3/4"
G 3/4"
7113868.01 - en