Service difficulty report · Spoiler · Boeing 727264

Difficulty date
April 30, 2004
Submitted
May 3, 2004
Operation
Air carrier
Aircraft
N764AT
Make and model
Boeing 727264
Aircraft serial
22984
Part
Spoiler
Condition
Out Of Adjust
Location
Zone 500
Stage of operation
CL
How discovered
O
Nature of condition
E
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

A PULSATING HIGH FREQUENCY VIBRATION IS FELT THROUGH THE YOKES AND THRUST LEVERS. THE VIBRATION IS MORE INTENSE DURING CLIMB THAN IN CRUISE, AND IS MORE INTENSE IN CAPTAINS YOKE. SUSPECT THE VIBRATION IS ENGINE RELATED. ALL ENGINE GAUGES INDICATE NORMALLY. WITH THRUST LEVERS AT IDLE ON DESCENT VIBRATION DECREASES. GRND RAN ENG'S FROM IDLE TO 1.90 EPR NO VIBRATION NOTED. PERFORMED COMP. BLEED VALVE CHECK IAW JRH 7.2, NO DEFECTS NOTED ON ALL ENG'S. FOUND NR 2 GROUND SPOILER OUT OF ADJ. IN RETRACT POS. ADJ SPOILER AND STOP IAW M/M 27-62-1, CHECKED FLAP ECCENTRICS IAW M/M 27-51-12 NO DEF NOTED. CHECKED COVE PANELS, NO DEFECTS NOTED.