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13 matching PDF pages. Showing 6 short source excerpts. Open the document for full context.
Printed page label not indexed. PDF page 30.
feasibility of raising and lowering the engine and. pylon assembly as a single unit using a forklift- type supporting device.: This technique would save about 200 man-hours per aircraft, but more importantly from a safety standpoint, it..would reduce the numberOpen official document at PDF page 30NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago
Printed page label not indexed. PDF page 31.
DC-10-30 modification: program were adopted and incorporated in ECO R-2693. A Hyster forklift, - Model 460B, American. Airlines No. 3145, was used to raise and lower the engine. and pylon assembly: « The forklift has a-design load capacity of 42,500Open official document at PDF page 31NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago
Printed page label not indexed. PDF page 32.
peters cere 28 - stand. 4 ine. View of forklift and eng Figure 13.Open official document at PDF page 32NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago
Printed page label not indexed. PDF page 33.
accident aircraft underwent the spherical bearing modification. On April 19, 1979, the forklift's maintenance log contained a writeup which noted, in part, "trouble shooting, forks creeping down under. load." There was no record that any corrective action was taken. OnOpen official document at PDF page 33NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago
Printed page label not indexed. PDF page 34.
the pylon's spherical bearings showed they had evaluated the capabilities: ‘of ‘the forklift before the decision was made to use the equipment. The engineer who wrote the procedures knew that the forklift was capable of applying high forces. He believedOpen official document at PDF page 34NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago
Printed page label not indexed. PDF page 35.
‘to.accomplish SB 54+48 were similar to those'of American Airlines., The: same. > type forklift: ‘was ‘used to raise and lower' the: ‘pylon: and engine assembly. : yes wes fl ak p et On December 19, 1978, the upper flange ofOpen official document at PDF page 35NTSB AAR-79/17: American Airlines DC-10-10 N110AA, Chicago