Airworthiness Directives (ADs)

Aviation Industry

CAA-2002-10-007B

The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.

Issue Date: 2007/02/06

Applicability: Boeing Model 737-100, -200, -200C, -300, -400, -500, -600, -700, - 700C, -800 and -900 series airplanes.

Model Number: Boeing Model 737 airplanes.

CAA AD Number: CAA-2002-10-007B

Aeronautics Authority of Original AD: FAA

Original AD Number: 2007-03-07

Effective Date: 2007/02/16

Subject: To prevent failure of one of the two input control rods of the main rudder PCU, which, under certain conditions, could result in reduced controllability of the airplane; and to prevent failure of any combination of two input control rods of the main rudder PCU and/or standby rudder PCU, which could cause an uncommanded rudder hardover event and result in loss of control of the airplane.

Reference Publications (Revision/ATA/SB): Supersede AD 2002-20-07R1(CAA-2002-10-007A).Ref:Boeing Alert Service Bulletin 737-27A1280 ,ASB 737-27A1279 ,ASB 737-27A1280,ASB 737-27A1281,SB 737-22-1042 R1,SB 737-27A1206 R3,SB 737-27-1246, including Appendix A R1,SB 737-27-1247R1,SB 737-27-1252 R3,SB 737-27-1253 R3,SB 737-27-1255 R3,SB 737-27-1262,SB 737-27-1263 R1,SB 737-27-1264 R1,SB 737-55-1052 R1.SB 27-1026 and Smiths Aerospace Actuation Systems Service Bulletin 1150- 27-05A.

Remarks

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