Airworthiness directives › 2018-10-01
AD 2018-10-01 Airworthiness Directives; Safran Helicopter Engines, S.A., Turboshaft Engines
Applicability*9
This AD applies to all Safran Helicopter Engines, S.A., Arriel 2E turboshaft engines with front support, part number 0 292 11 715 0, installed (pre-mod TU 197 configuration).
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
Before the accessory gearbox and transmission shaft module (Module 01) accumulates 1,600 engine operating hours since new, or within 80 engine operating hours after the effective date of this AD, whichever occurs later, replace the front support with a part eligible for installation.
Unsafe condition
This AD was prompted by reports of ruptured front support pins on the accessory gearbox front support. We are issuing this AD to prevent failure of a front support, loss of engine thrust control and reduced control of the helicopter.
Affected ADs
None.
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