10.3 Cleaning and maintenance
Before any operation, ensure that:
- The gas supply is shut off,
- The mains supply is disconnected,
- The boiler is hydraulically isolated and drained (if required).
4
4
1
2
VG
3
1
1
3
BA
θ °C
θ °C
BA
GKV
8
2
2
5
BA
BA
10
5
4
3
6
7
50
Gas 110 Eco 115 / 65
25/01/2011 - 300014883-001-K