363. Coast Guard regulations require that the superheater safety valves __________. and the drum safety shall have a total rated capacity not less than the maximum generating capacity of the boiler be set and adjusted under pressure, regardless of the pilot pressure source

Coast Guard regulations mandate that boiler safety valves have a total rated capacity equal to or exceeding the boiler's maximum steam-generating capacity; statements regarding valve setting and adjustment procedures are not a primary regulatory requirement and should be verified in current regulations.