2024-21804. Airworthiness Directives; Austro Engine GmbH Engines

Estimated Costs

Action	Labor cost	Parts cost	Cost per product	Cost on U.S. operators
Perform BSI of the piston	5 work-hours × $85 per hour = $425	$0	$425	$8,500

The FAA estimates the following costs to do any necessary replacements and follow-on inspections that would be required based on the results of the inspection. The agency has no way of determining the number of engines that might need these replacements and follow-on inspections.

On-Condition Costs

Action	Labor cost	Parts cost	Cost per product
Replace the piston	60 work-hours × $85 per hour = $5,100	$2,216	$7,316
Perform fuel sample analysis	1 work-hours × $85 per hour = $85	0	85
Replace the injectors, HPP, and fuel rails	60 work-hours × $85 per hour = $5,100	2,216	7,316