Incident Overview
Date: Friday 7 January 1972
Aircraft Type: Convair CV-340-68B
Owner/operator: Saudi Arabian Airlines
Registration Number: HZ-AAU
Location: Jeddah International Airport –
ÿ Saudi Arabia
Phase of Flight: Landing
Status: Destroyed, written off
Casualties: Fatalities: 0 / Occupants: 15
Component Affected: No. 1 cylinder exhaust valveNo. 1 cylinder exhaust valve
Category: Accident

A Convair aircraft experienced a catastrophic failure during approach to runway 33L due to a no. 2 engine failure. The flaps became stuck at 17 degrees, leading to a run-off off the left side of the runway. The nosegear struck an asphalt mound, resulting in collapse. The engine issue was caused by a hydraulic system failure, specifically a valve that remained open.A Convair aircraft experienced a catastrophic failure during approach to runway 33L due to a no. 2 engine failure. The flaps became stuck at 17 degrees, leading to a run-off off the left side of the runway. The nosegear struck an asphalt mound, resulting in collapse. The engine issue was caused by a hydraulic system failure, specifically a valve that remained open.
Description
The Convair returned to Jeddah with a no. 2 engine failure. On final approach to runway 33L, the flaps got stuck at 17 degrees. On rollout, with the no. 1 engine in reverse, the aircraft ran off the left side of the runway. The nosegear struck an asphalt mound and collapsed. The engine problems caused by a no. 1 cylinder exhaust valve held in the open position. CAUSE: Pilot unaware of hydraulic system failure.
Primary Cause
Hydraulic system failure ? specifically a valve that remained open.Hydraulic system failure ? specifically a valve that remained open.Share on: