Eligible Engine Flight Hours

Eligible Engine Flight Hours. Shall mean for each Eligible Engine and each Spare Engine (as defined below), the sum total of each hour or part thereof (fractions thereof measured to two decimal places) elapsing from the moment the wheels of an Aircraft, on which any Eligible Engine or Spare Engine is installed, leave the ground on take-off to the moment when the wheels of such Aircraft touch the ground on landing during the Period of FHA