Ferroli GNK1 02, Инструкция по установке и эксплуатации

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Fig. 7
6.01 Boiler cleaning
Cut out electric power.
Cut out the panec 1, 2 and 3 (fig. 7).
Clean the boiler internal parts.
Check the flue duct and if necessary clean it.
The burner service must be done according the Manufacture Instructions.
6.02 Boiler cleaning
Shut the sanitary water on-off valve at the heater inlet and completely drain the water from the heater
itself.
Remove the flange from the front side of the heater. Wash and dry the heater.
Replace the heater flange and front panel of the casing, then re-open the sanitary water on-off valve.
NOTE: Only use specific productes available on the market when washing the heater. Never use hard
or metal tools to remove the scaling.
Cleaning brush
Anode