Airworthiness Directive
AD 2009-25-08: Bell Helicopter Textron Canada (BHTC) Model 407 and Model 427 Helicopters
Airworthiness Directives; Bell Helicopter Textron Canada (BHTC) Model 407 and Model 427 Helicopters
- Effective
- Dec 28, 2009
- Published
- Dec 11, 2009
- Registered aircraft
- 998
Models this AD may apply to
AI-extracted — verify against originalMatched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.
Aircraft
- Certain serial numbers: 407 53000–53408; 407 53421–53459; 427 56001–56046. Only with: Does not apply to helicopters with hydraulic pump input shaft P/N 407-340-107-101 and interconnect adapter P/N 407-340-108-101 installed in place of hydraulic pump driveshaft assembly P/N 406-040-072-105.
- Only with: Does not apply to helicopters with hydraulic pump input shaft P/N 407-340-107-101 and interconnect adapter P/N 407-340-108-101 installed in place of hydraulic pump driveshaft assembly P/N 406-040-072-105.
Applicability
From the AD textThis AD applies to Model 407 helicopters, serial numbers (S/ N) 53000 through 53408, and S/N 53421 through 53459, and Model 427 helicopters, S/N 56001 through 56046, certificated in any category. This AD does not apply to helicopters with hydraulic pump input shaft, part number (P/N) 407-340-107-101, and interconnect adapter, P/N 407-340-108-101, which is a direct replacement for hydraulic pump driveshaft assembly, P/N 406-040-072-105, and the subject of this AD.
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