SDR ZW0A0101304

Service difficulty report · Casting · Doug DC982

Difficulty date: May 6, 2001
Submitted: May 9, 2001
Operation: Air carrier
Aircraft: N924TW
Make and model: Doug DC982
Aircraft serial: 49100
Aircraft time: 47,041 hours, 37,545 cycles
System (JASC): 2752 · Trailing Edge Flap Actuator
Part: Casting
Condition: Cracked
Location: T/E Flap Act
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

DURING CHECK-C MAINT IN THE RT MAIN GEAR WHEEL WELL, FOUND A CRACK IN THE CASTING SUPPORTING THE RIGHT T/E FLAP ACTUATOR, FORWARD END. ACCOMP HIGH FREQ EDDY CURRENT OF AREA PER NDT PART 6, 51-00-03. CASTING WAS CRACKED FROM CUTOUT INTO RADIUS APPROX .125 IN LONG. REPLACED CASTING WITH NEW PER PRINT 9910155 AND SRM 51-30-3 AND 51-30-5, AND SPM 6-70-01.

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