Originally Posted by
Mach Jump
Both engine and airframe hours are counted from T/O to Ldg, so why wouldn't they be the same, on an aircraft before it's first engine o/haul?
MJ
Really? Certainly Rotax engines generally count running time - which seems fair enough to me - the wing may only be under load from take-off to landing, but the engine is doing useful work for rather longer.
G