NTSB Safety Recommendation A00_41_45.

0 Comments | M2 Presswire, June, 2000

M2 PRESSWIRE-2 June 2000-NTSB: NTSB Safety Recommendation A00_41_45 (C)1994-2000 M2 COMMUNICATIONS LTD RDATE:02062000 The National Transportation Safety Board recommends that the Federal Aviation Administration: Require operators of Boeing 727 aircraft equipped with Sperry Aerospace SP-50 and SP-150 autopilots to perform the modifications described in Sperry Service Bulletin (SB) 21-1132-121 (for SP-50 autopilots) and SB 21-1132-122 (for SP-150 autopilots) if these 727 aircraft are used for coupled instrument landing system category II approaches at flap settings less than 40deg.

(A-00-41) Develop sets of operating limitations for Sperry Aerospace SP-50 and SP-150 autopilots on coupled instrument landing system approaches that are appropriate for...