b'EN MAINTENANCE loosen the nut (9) securing the burner to the boiler and, rotating the burner (10) slightly to the right, slide it off the boiler.109Fig. 42CAUTIONDispose of any fuel that comes out of the burner in accordance with applicable legislation in the CAUTION destination country. Separated waste management avoids potential damage to the environment and peoples health. It also allows many recyclable materials to be recovered, with significant economic and energy savings.IMPORTANT INFORMATIONOnce the burner has been removed from the boiler, it can be rested on a rigid, level surface. The burner should be placed on the ground only if resting on the burner base and should never be turned upside down.46/64'