Installation Manual
Table Of Contents
- Contents
- 1 Safety Considerations and Symbol Descriptions
- 2 Product description
- 3 Moving the boiler
- 4 Installing the boiler
- 5 Installing the boiler
- 6 Commissioning the heating system
- 6.1 Bringing the system up to operating pressure
- 6.2 Checking the safety valve
- 6.3 Checking position of heat exchanger baffles
- 6.4 Preparing the heating system for operation
- 6.5 Starting up the control and the burner
- 6.6 Notes on commissioning the burner
- 6.7 Raising flue gas temperature
- 6.8 Manual reset high limit (STB)
- 6.9 Installing the burner door jacket
- 6.10 Commissioning log
- 7 Shutting down the heating system
- 8 Heating system servicing
- 9 Troubleshooting
- 10 Installation examples
- 11 Parts lists
- 12 Circuit diagrams
- Index
5
Installing the boiler
Logano G115 WS US/CA – 6 720 813 418 (2019/09)20
5.2.2 Installation of boiler drain (included in B-Kit)
▶ Seal boiler drain to connection EL.
Fig. 15 Installation of boiler drain
[RK] Return
[EL] Drain
5.2.3 Installing system components
See the installation diagram for installation of the heating system
components.
For more installation examples refer to Chapter 10, page 42.
Fig. 16 Installation diagram
[1] Pressure relief valve
[2] Pressure/temperature gauge
[3] Ball or stop valve
[4] Air eliminator (in main supply)
[5] System pump
[6] Flow check valve
[7] Expansion tank
[8] Automatic feed valve
[9] Flow check valve
[10] Purge station
[11] Water feed
[VK] Boiler supply
[EL] Drain
[RK] Return
Install a fill connection in the supply piping to the boiler.
7 747 019 141-15.1RS
RK
EL
7 747 019 141-16.1RS
1
2
33 563
3
7
3
98
VK
RK
11
EL
4
10