EASA EAD 2014-0098-E: Airbus AS 332 and EC 225 helicopters: Fuselage – Splice of Frame X5295 – Modification / Inspection / Repair
https://www.caa.co.uk/docs/33/201404...D20140098E.pdf
AS 332 L2 helicopters, all serial numbers, if equipped with extended aluminium splices on frame X5295 installed in accordance with Airbus Helicopters modification (MOD) 0726517, or Service Bulletin (SB) 53.01.52 or repair FR 332 53 507 06, and EC 225 LP helicopters, all serial numbers, if equipped with extended aluminium splices on frame X5295 installed in accordance with Airbus Helicopters MOD 0726517 or SB 53-003.
Cracks in helicopter frame