AD NUMBER: 2018-07-22

PRODUCT: DG Flugzeugbau GmbH Model DG-500MB gliders that are equipped with a Solo 2625 02 engine modified with a fuel injection system following the instructions of Solo Kleinmotoren GmbH Technische Mitteilung Nr. 4600-3 and identified as Solo 2625 02i.

ACTION: Final Rule.

SUMMARY: This AD results from mandatory continuing airworthiness information (MCAI) originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product.

The MCAI describes the unsafe condition as the potential of an in-flight shut-down and engine fire due to failure of the connecting stud for the two fuel injector mounts of the engine redundancy system on gliders equipped with a Solo 2625 02i engine.

The FAA is issuing this AD to add a model to the applicability and require actions to address the unsafe condition on these products.

DATES: This AD is effective May 25, 2018.

COST: The FAA estimates that this AD will affect 6 products of U.S. registry. The agency further estimates that it would take about 1 work-hour per product to comply with the basic requirements of this AD.

The average labor rate is $85 per work-hour. Required parts would cost about $67 per product. Based on these figures, the estimated cost of this AD on U.S. operators to be $912, or $152 per product.

FMI: AD