Exhibit No. 11A - Group Chairman Factual Report - TWA Flight 800 ...

More documents

Recommendations

Info

$Atago Co., Ltd. Salinity Refractometer, Model S-10 Instruction Manual$

The Scheduled Maintenance Worksheets were reviewed for the period of July 1, 1994 through July17, 1996, to verify accomplishment of the scheduled maintenance at the appropriate time intervals.The Minimum Equipment List (MEL) and Configuration Deviation List (CDL) records were reviewedto verify accomplishment of the maintenance tasks and to identify the deferred items that remained openat the time of the accident. In addition, a list of all of the Airworthiness Directives (AD) and the Openand Completed Modification Orders for the aircraft were obtained to identify the ADs and ModificationOrders applicable to the center wing section, and to verify compliance of each AD against the aircraft.ATA code entries and the Work Card Control Master Index were used to identify which work cards werescheduled at the various Check C’s and last Check D.N93 119 BASIC AIRCRAFT AND ENGINE DATAAIRFRAME INFORMATION7Registration NumberYear ManufacturedSerial NumberPut Into Service at TWAAircraft Total Time:Aircraft Total Cycles:Date of Last “D” CheckDate of Last “C” CheckN93119July 19712008310/27/7193,303 Hours16,869 CyclesDecember 14, 1992November 6, 1995ENGINE INFORMATIONENGINE #1Serial Number 662209Date Installed December 31, 1995Total Time Since Overhaul: 47,989 HoursTotal Cycles Since Overhaul: 9,684 CyclesCycles Remaining5,792 CyclesENGINE #2Serial Number: 662593Date Installed December 6, 1995Total Time Since Overhaul: 80,884 HoursTotal Cycles Since Overhaul: 14,609 CyclesCycles Remaining3,474 CyclesENGINE #3Serial Number 662426Date Installed June 18, 1996Total Time Since Overhaul: 80,336 HoursTotal Cycles Since Overhaul: 14,632 CyclesCycles Remaining5,945 Cycles
ENGINE #4Serial Number 662463Date Installed May 11, 1996Total Time Since Overhaul: 77,061 HoursTotal Cycles Since Overhaul: 14,016 CyclesCycles Remaining8,686 CyclesAIRCRAFT HISTORYTWA purchased the aircraft new from the Boeing Company and added it to the TWA certificate onOctober 27, 1971. The aircraft was utilized as a commercial transport until the aircraft was sold to Iranon December 15, 1975. Numerous modifications and maintenance were performed on the aircraft in1975, in preparation for the sale to Iran. Those modifications and inspections are listed in the followingtext.Modifications/inspections Completed Januaryv19751. Check flap control handle.2. Check auxiliary power unit bleed air duct.3. Check main flap carriage spindle nut torque.4. Inspect trailing edge flap foreflap sequence carriageModifications/Inspections Completed February 19751. Deactivate beverage bar blender.2. Check #3 bearing breather temperature.Modifications/Inspections Completed March 19751. Placard brew cup plate caution.2. Inspect trailing edge jackscrew and rerig snubber.Modifications/Inspections Completed April 19751.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16.17.Check lavatory fire containment.Complete first class cabin modification.Install aural warning for leading edge flaps.Check wing gear truck bumper pads.Check continuous water scavenging system.Check auto spoiler control circuit.Revise normal static system plumbing.Check pitot/static tubing drain fitting.Modify ATC transponder to meet TSO-C74 B/C requirement.Check #2 auxiliary pitot tubing.Deactivate left assembly pillow storage compartment.Wire installation sidewall ceiling to shelf.Rework attendant seat and shelf.Install ground proximity warning system.Modify forward electric door.Install windshield overheat test switch guard.Relocate flap control unit spring.
Page 1: DOCKET NO. SA-516EXHIBIT NO. 11ANAT
Page 6: TWA’s baseline structural inspect
Page 11 and 12: TWA records indicate that when the
Page 13 and 14: Work Cards D450 andD451 direct the
Page 15 and 16: According to the Minimum Equipment
Page 17 and 18: 16. Jettison Pump - Serial number 7
Page 19: Aircraft Maintenance Log dated July
Page 24 and 25: Aircraft Maintenance Log dated Febr
Page 26 and 27: 25FUEL QUANTITY TANK UNITSThere are
Page 28 and 29: 27●July 7, 1996- The number 3 eng
Page 30 and 31: DEFERRED MAINTENANCE WRITE-UPS ON T
Page 33 and 34: TWA utilizes a computer process tha
Page 35 and 36: All of the center wing fuel tank ro
Page 39: 38At the end of the NASIP inspectio

Exhibit No. 11A - Group Chairman Factual Report - TWA Flight 800 ...

Create successful ePaper yourself

Delete template?

Save as template?