Chapter 4
Utilization
Harsher than its type
How hard has it been used?
Heavy use means more of its maintenance intervals have been used up. Worth checking where it sits in its inspection cycle before a pre-buy.
Flights a monthLead measure. 83rd percentile
Middle 8.5N763QS040+27.3middle Challenger 300 8.4
Days flown a month88th percentile
Middle 5.8N763QS020+15.7 dmiddle Challenger 300 5.8 d
Estimated hours a year84th percentile
Middle 167N763QS0800+≈551 hrmiddle Challenger 300 ≈167 hr