AD 2003-14-19 Airworthiness Directives; Eurocopter France Model SA-365N, N1, AS-365N2, AS 365 N3, SA-366G1, AS355F, F1, F2, N, and EC130 B4 Helicopters

Makes named: pacific aerospace. Models named: SA-365N, N1, AS-365N2, N3, SA-366 G1, AS355F, F1, F2, N, EC130 B4. Read the applicability below — it usually turns on serial or part numbers too.

Model SA-365N, N1, AS-365N2, N3, SA-366 G1, AS355F, F1, F2, N and EC130 B4 helicopters, with TRW-SAMM main servocontrols, part number SC8031, SC8031A, SC8031-1, SC8031-2, SC8032-1, SC8032-2, SC8033-1, SC8033-2, SC8034-1, SC8034-2, SC8042 or SC8043, overhauled or repaired at Hawker Pacific Aerospace before March 1, 2002, installed, certificated in any category. Note 1: This AD applies to each helicopter identified in the preceding applicability provision, regardless of whether it has been otherwise modified, altered, or repaired in the area subject to the requirements of this AD. For helicopters that have been modified, altered, or repaired so that the performance of the requirements of this AD is affected, the owner/operator must request approval for an alternative method of compliance in accordance with paragraph (b) of this AD. The request should include an assessment of the effect of the modification, alteration, or repair on the unsafe condition addressed by this AD; and if the unsafe condition has not been eliminated, the request should include specific proposed actions to address it.

Required as indicated, unless accomplished previously. To prevent thread failure, separation of the upper end-fitting that attaches the servocontrol cylinder to the upper ball end-fitting, and subsequent loss of control of the helicopter, accomplish the following: (a) Replace each servocontrol with a servocontrol that does not fall within the “Applicability” of this AD in accordance with the following table:   For servocontrols that have been in service for: Replace the servocontrols: (1) Less than 1,000 hours time-in-service (TIS) Within the next 550 hours TIS or 12 months, whichever occurs first. (2) 1,000 or more hours TIS; less than 1,300 Before the servocontrols reach 1,550 hours TIS or within 9 months, whichever occurs first. (3) 1,300 or more hours TIS; Within the next 250 hours TIS or 6 months, whichever occurs first. Note 2: Eurocopter Alert Telex No. 67.00.08 for Model AS 365 N, N1, N2, and N3 helicopters; Alert Telex No. 67.03 for Model AS 366 G1 helicopters; Alert Telex No. 67.00.23 for Model AS 355 F, F1, F2, and N helicopters; and Alert Telex No. 67A001 for Model EC 130 B4 helicopters, all dated April 29, 2002, pertain to the subject of this AD. (b) An alternative method of compliance or adjustment of the compliance time that provides an acceptable level of safety may be used if approved by the Manager, Safety Management Group, Rotorcraft Directorate, FAA. Operators shall submit their requests through an FAA Principal Maintenance Inspector, who may concur or comment and then send it to the Manager, Safety Management Group. Note 3: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Safety Management Group. (c) Special flight permits may be issued in accordance with 14 CFR 21.197 and 21.199 to operate the helicopter to a location where the requirements of this AD can be accomplished. (d) This amendment becomes effective on August 21, 2003. Note 4: The subject of this AD is addressed in Direction De L'Aviation Civile (France) AD No's. 2002-312-056(A), 2002-313-027(A), 2002-315-069(A), and 2002-316-004(A), all dated June 12, 2002. Issued in Fort Worth, Texas, on July 8, 2003. Mark R. Schilling, Acting Manager, Rotorcraft Directorate, Aircraft Certification Service. [FR Doc. 03-17947 Filed 7-16-03; 8:45 am] BILLING CODE 4910-13-P