When is it necessary to adjust the pressure in the reference scale of an alitimeter?

Question

Question Quiz SPL - Sailplane Pilot License - Aircraft General Knowledge

QuizVDS · Accepted Answer

Before every flight and during cross country flights

QuizVDS · Answer

After maintance has been finished

QuizVDS · Answer

Every day before the first flight

QuizVDS · Answer

Once a month before flight operation

Id 120 - SPL - When is it necessary to adjust the pressure in the reference scale of an alitimeter?