NTSB Identification: DEN84IA241.
The docket is stored on NTSB microfiche number 27305.
Incident occurred Sunday, July 29, 1984 in DENVER, CO
Aircraft: de Havilland DHC-7-100, registration: N9058P
Injuries: 6 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE LEFT MAIN LANDING GEAR WAS DISASSEMBLED & REASSEMBLED BY COMPANY MAINTENANCE PERSONNEL & THE ACFT WAS BEING FERRIED TO ANOTHER BASE FOR PERMANENT LANDING GEAR REPAIRS. DURING TAKEOFF, THE LEFT MAIN LANDING GEAR AND SHOCK STRUT SEPERATED FROM THE ACFT. THE PLT MADE AN EMERG LANDING WITHOUT THE LEFT MAIN GEAR WHEELS. AN EXAM OF THE GEAR REVEALED THAT THE UPPER BEARING HALVES & PISTON DAMPING RING WERE INSTALLED USING THE MAINTENANCE MANUAL. REVIEW OF THE MAINTENANCE MANUAL REVEALED THAT THE LANDING GEAR ASSEMBLY PROCEDURES WERE MISLEADING. THE MANUFACTURER ISSUED A TEMP REVISION TO THE MANUAL FOR LANDING GEAR ASSEMBLY.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

LANDING GEAR,MAIN GEAR SHOCK ABSORBING STRUT..SEPARATION

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

MAINTENANCE,INSTALLATION..IMPROPER..COMPANY MAINTENANCE PERSONNEL

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

LANDING GEAR,MAIN GEAR..SEPARATION


Contributing Factors

INFORMATION UNCLEAR..MANUFACTURER

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