FLYERS

1. annual inspection within preceding 12 calender months
2. 100hour inspection , if the aircraft is operated for hire
3. transponder certification within preceding 24 calender months
4. IFR 비행시 , each pitot static system , altimeter , automatic pressure altitude reporting system , within preceding 24 calender months
5. IFR 비행시 , within 30days VOR(VFH OMNIDIRECTIONAL RANGE) check
6. ELT( emergency locator transmitter) within the last 12 months
7. ELT battery due ( must be changed when more than 1 cumulative use , more than 50% uses of battery)
8. ADs check ( airworthiness directives)
9. MEL check or inoperative equipment check 
10. maintenance log check
11. altimeter는 QNH setting 시 field elevation 에서 within 75ft 여야 IFR 비행이 가능하다.
12. VSI indicates zero . 다른 instrument는 aprroved 된 메카닉이 정비하지만 , VSI는 PILOT이 직접 needle to zero 가능하다.

DOCUMENT CHECK

1. airworthines certificate
2. registration certificate
3. radio station license for outside of US or greater than 12,500lbs
4. operating limitaions (AFM/POH) , placards
5. W&B
6. compass deviation card
7. external data plate