SDR CA110212001

Service difficulty report · Sleeve · Boeing 747SPJ6

Difficulty date: February 10, 2011
Submitted: March 15, 2011
Operation: Air carrier
Make and model: Boeing 747SPJ6
Aircraft time: 57,733 hours
Engine: Pwa JT9D7J
System (JASC): 5753 · Trailing Edge Flaps
Part: Sleeve
Condition: Loose
Location: Lt Wing Te Flaps
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

WHILE REMOVING NR 2 ENGINE PYLON, FOUND A LT WING L/E FLAPS DRIVE SHAFT COUPLING SLEEVE, AT WSTA 468, WITH ATTACH SCREWS LOOSENING OUT DUE TO MISSING LOCKWIRE. AN INSP WAS INSTRUCTED TO BE CARRIED OUT ON BOTH OUR ACFT, ON ALL L/E FLAPS DRIVE SHAFTS COUPLINGS AND T/E FLAPS TORQUE TUBE COUPLINGS FOR PROPER INSTALLATION AND SAFETY IAW AMM 27-81-05 & 27-52-09.

More about the Boeing 747SP-J6