SDR TWAA9904012

Service difficulty report · Bolt · Doug DC931

Difficulty date: March 14, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N987Z
Make and model: Doug DC931
Aircraft serial: 47137
System (JASC): 3230 · Landing Gear Retraction/Extension System
Part: Bolt
Condition: Corroded
Location: Right Mlg
Stage of operation: IN
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, FOUND RT MAIN LANDING GEAR PULLEY QUADRANT ON FWD O/B BULKHEAD CABLE GUIDE PIN HAD CORRODED BOLT AND NUT. REPLACED BOLTS AND BUSHINGS AND CLEANED LARGE GUIDE PINS, AND REPLACED SMALL GUIDE PINS PER SPM 6-30-7.

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