34
85
45
..........
..........
"YES FITTING"
Fitting the gas pipe in case of boiler models from 45 to 85.
120 ÷ 150
"NO FITTING"
Fitting the gas pipe in case of models from 120 to 150.
In case of boilers models from 120 to 150, it is not necessary to install the gas fitting.
Fasten the insulating material and the cap to the return collector by placing the proper gasket supplied in-between.
Fix the tap on the return collector before positioning it on the structure.