HVY WDB HAS BRAKE AND TIRE DAMAGE WHEN TKOF ABORTED.

Date: 1993-03 · Aircraft: Widebody; Low Wing; 3 Turbojet Eng

Anomalies: aircraft-equipment-problem-critical|other-unspecified

Synopsis

HVY WDB HAS BRAKE AND TIRE DAMAGE WHEN TKOF ABORTED.

Narrative

A HIGH SPD REJECTED TKOF WAS ACCOMPLISHED BTWN 150-170 KTS. THE REJECTED TKOF WAS SUCCESSFUL AND TURN OFF THE RWY WAS ACCOMPLISHED WITH 1000-2000 FT OF RWY REMAINING. THE WDB WAS TKOF GROSS WT OF 509900 LBS AT START OF TKOF ROLL. THE V1 SPD WAS CALCULATED AT 163 KTS. AFTER TKOF ROLL WAS STARTED AND THE '140 KT' CALL WAS MADE; A MASTER CAUTION LIGHT ILLUMINATED. I LOOKED UP TO THE TELELIGHT PANEL FROM MY FE TKOF POS TO ASCERTAIN THE MALFUNCTION. TO MY SURPRISE; THE CAPT CALLED 'MASTER CAUTION' AND STARTED THE REJECTED TKOF WITHIN THE NEXT SECOND. THE SPD BRAKES DEPLOYED; BUT THE CAPT DIDN'T USE REVERSERS. THE BRAKES WERE FULLY APPLIED BY THE CAPT; CYCLING THE ANTISKID. THE ACFT CAME TO A STOP 2000 FT FROM THE END OF THE RWY. THE ACFT WAS TAXIED CLR. THE BRAKES OVERHEATED; AND THE FUSE PLUGS DEFLATED 12 TIRES. THE BRAKES WERE DAMAGED AND NEEDED TO BE REPLACED. WE DISCUSSED THE INCIDENT. THE CAPT HAD BEEN INVOLVED IN PREVIOUS REJECTED TKOFS AND WAS GEARED FOR AN ABORT. I WAS SURPRISED AT THE EVENT AS IT OCCURRED SO CLOSE TO V1 SPD. I EXPECTED A TKOF AND AN EXAMINATION OF SYS ONCE SAFELY AIRBORNE. TO PREVENT ANOTHER SUCH REJECTED TKOF AT V1 SPD; I REQUEST THE CAPT REVIEW HIS CRITERIA FOR A REJECTED TKOF AND WHEN AND WHAT CONDITIONS TO EXPECT IT. MOST CAPTS REVIEW THE LOSS OF ENG/ENGS AND DUMP PROC WITH THE CREW. NOT MANY BRIEF THEIR CRITERIA FOR REJECTED TKOF. SUPPLEMENTAL INFO FROM ACN 238673: I GLANCED UP AT THE ANNUNCIATOR PANEL TO SEE WHAT CAUSED THE LIGHT; BUT BEFORE I COULD DETERMINE THE CAUSE; THE CAPT INITIATED THE ABORT PROC.

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.