SDR UPS96221744

Service difficulty report · Downlock Switch · Boeing 72751C

Difficulty date: December 11, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N905UP
Make and model: Boeing 72751C
Aircraft serial: 18947
System (JASC): 3260 · Landing Gear Position and Warning
Part: Downlock Switch
Condition: Inoperative
Location: Rt Main Gear
Stage of operation: AP
Nature of condition: N
Precautionary procedure: O

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

What was found

INSPECTION TYPE-N/A, UNSAFE INDICATION RT MAIN GEAR. MANUAL GEAR EXTENSION CHKLIST ACCOMPLISHED, NO SAFE INDICATION. TOWER FLY-BY FOR POSSIBLE STATUS OF GEAR. DECLARED EMERGENCY REQUESTED CRASH CREWS. REMOVED AND REPLACED RT MAIN GEAR DOWNLOCK SWITCH IAW MM32-61-21, PERFORMED ADJ AND TEST IAW MM 32-61-21 AND OPS CHK GOOD.

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