SDR TWAA0008707

Service difficulty report · Mount · Doug DC932

Difficulty date: May 23, 2000
Submitted: June 5, 2000
Operation: Air carrier
Aircraft: N921L
Make and model: Doug DC932
Aircraft serial: 47107
Aircraft time: 80,344 hours, 86,616 cycles
System (JASC): 7120 · Engine Mount Section
Part: Mount
Condition: Cracked
Location: Rt Engine
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 OP 16 MAINT CHECK, STA 1036 RT PYLON FWD SIDE OF ENGINE MOUNT STRUCTURE, 6 INCHES FROM FUSELAGE HAD CRACK AT AFT I/B CORNER OF BOX. STOP DRILLED CRACK, FABRICATED AND DRILLED 2 TITANIUM DOUBLERS AND INSTALLED ON ACFT PER SRM 54-01 METAL TO METAL REPAIR. FASTENER SUBSTITUTION PER SRM 51-60-00.

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