Service difficulty report · Downlock Switch · Doug DC873F

Difficulty date
May 28, 2003
Submitted
May 29, 2003
Operation
Air carrier
Aircraft
N602AL
Make and model
Doug DC873F
Aircraft serial
45991
Aircraft time
91,928 hours, 29,528 cycles
Part
Downlock Switch
Part number
H141003
Condition
Failed
Location
Mlg
Part time
91,928 hours, 29,528 cycles
Stage of operation
AP
How discovered
O
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

ON FINAL APPROACH FROM TOL TO MCI UPON GEAR EXTENSION, GREEN GEAR DOWN LIGHTS DID NOT ILLUMINATE. CREW PERFORMED ABNORMAL PROCEDURES, INDICATION REMAINED THE SAME. AFTER TOWER VISUALLY CONFIRMED GEAR DOWN CREW MADE UNEVENTFUL LANDING IN MCI. UPON INSPECTION MAINTENANCE FOUND THE DOWNLOCK POSITION SWITCH CONNECTOR DEFECTIVE. SWITCH WAS REPLACED AND SYSTEM OPERATIONALLY CHECKED NORMAL. ALL WORK PERFORMED PER APPLICABLE MANUALS

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