Ariston G.C.N.:47-116-67 (38 kW) Manual Do Utilizador
60
MAINTENANCE GUIDE
3.17 Main heat exchanger
Tools
TIME
20 min
Drain boiler (see 3.3)
Remove the silencer
Remove the silencer
1
Remove the two clips and disconnect the pipes.
Isolate the gas supply and disconnect the gas pipe.
Remove the four screws.
Isolate the gas supply and disconnect the gas pipe.
Remove the four screws.
2
Remove the burner unit
3
Remove the four screws to free the heat exchanger
4
Unscrew and lift the manual air vent from the exchanger
5