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Home > Exam Questions > PPL(H) - Private Pilot Licence (Helicopter) > Aircraft General Knowledge > When is it necessary to adjust the pressure in the reference scale of an altimeter?

220 - PPL(H) Helicopter Theory Exam Questions in English - When is it necessary to adjust the pressure in the reference scale of an altimeter?

Question 220 - Aircraft General Knowledge - PPL(H) - Private Pilot Licence (Helicopter)

After maintenance has been finished

Once a month before flight operation

Before every flight and during cross country flights

Every day before the first flight

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