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Last updated: 6 April 2020
Status:Definitief
Datum:vrijdag 16 februari 2018
Tijd:18:28
Type:Silhouette image of generic F100 model; specific model in this crash may look slightly different
Fokker 100
Luchtvaartmaatschappij:Qeshm Air
Registratie: EP-FQF
Constructienummer: 11444
Bouwjaar: 1993
Aantal vlieguren:48654
Aantal vluchten:38040
Motoren: 2 Rolls-Royce Tay 650-15
Bemanning:slachtoffers: 0 / inzittenden: 7
Passagiers:slachtoffers: 0 / inzittenden: 97
Totaal:slachtoffers: 0 / inzittenden: 104
Schade: Groot
Gevolgen: Repaired
Plaats:Mashhad Airport (MHD) (   Iran)
Fase: Landing (LDG)
Soort vlucht:Binnenlandse lijnvlucht
Vliegveld van vertrek:Tehran-Mehrabad Airport (THR/OIII), Iran
Vliegveld van aankomst:Mashhad Airport (MHD/OIMM), Iran
Vluchtnummer:QB1202
Beschrijving:
Qeshm Air flight 1202 from Tehran-Mehrabad Airport, Iran, performed a forced landing at Mashhad when the left main landing gear failed to deploy prior to landing.
The aircraft, a Fokker 100, departed Tehran at 16:39 (13:09 UTC). It was descending towards the destination of Mashhad at 17:38 when the undercarriage was selected down. However, the left hand main gear did not deploy. The flight entered a holding pattern and the flight crew worked the related checklists. Twenty minutes later the flight performed a low pass over the runway and entered another holding pattern. The left main gear remained up.
A forced landing was carried out on runway 31R at 18:28. The aircraft swerved to the left and departed the left side of the runway, coming to rest between runway 31R and 31L. An evacuation was carried out.
The next morning the left wing was lifted by a crane. When the lifting belt broke, the wing hit the ground again, causing serious additional damage.

Probable Cause:

Probable causes:
The main cause of this accident was entering foreign contamination to hydraulic system by maintenance activities during C-Check which caused damage on blockage hydraulic flow in restrictor check valve.
The screen filter near hydraulic restrictor check valve was damaged by reflected force of Pollution and sediment available in the hydraulic system between and caused blockage the nozzle downstream to down lock LH landing gear mechanism.
Contributing Factors:
- Insufficient surveillance on maintenance operation of aircraft.
- Lack of enough experience for Qeshm Air maintenance personnel

Accident investigation:
cover
Investigating agency: AAID Iran
Status: Investigation completed
Duration: 10 months
Accident number: A961127EPFQF
Download report: Final report

Bronnen:
» aerospacetalk.ir


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Kaart
Deze kaart geeft het vliegveld van vetrek weer en de geplande bestemming van de vlucht. De lijn tussen de vliegvelden geeft niet de exacte vliegroute weer.
De afstand tussen Tehran-Mehrabad Airport en Mashhad Airport bedraagt 747 km (467 miles).
Accident location: Approximate; accuracy within a few kilometers.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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