B727 did not indicate the nose gear down and locked while on approach.

Attributes
ACN	423728
Time
Date	199812
Day	Tue
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : mia
State Reference	FL
Environment
Light	Night
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B727-200
Flight Phase	other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
ASRS Report	423728
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial
Events
Anomaly	aircraft equipment problem : critical other anomaly other
Independent Detector	other flight crewa
Resolutory Action	flight crew : declared emergency flight crew : overcame equipment problem other
Consequence	Other

Narrative:

Landing gear. Upon gear extension, the nose gear green down and locked lights did not illuminate after the red in- transit unsafe lights extinguished. Executed a go around, performed abnormal procedure to extent necessary, and verified gear was down and locked via the visual down lock indicators. As a precaution, declared an emergency. Briefed the flight attendants and executed a normal approach and landing without further incident.

Original NASA ASRS Text

Title: B727 DID NOT INDICATE THE NOSE GEAR DOWN AND LOCKED WHILE ON APCH.

Narrative: LNDG GEAR. UPON GEAR EXTENSION, THE NOSE GEAR GREEN DOWN AND LOCKED LIGHTS DID NOT ILLUMINATE AFTER THE RED IN- TRANSIT UNSAFE LIGHTS EXTINGUISHED. EXECUTED A GAR, PERFORMED ABNORMAL PROC TO EXTENT NECESSARY, AND VERIFIED GEAR WAS DOWN AND LOCKED VIA THE VISUAL DOWN LOCK INDICATORS. AS A PRECAUTION, DECLARED AN EMER. BRIEFED THE FLT ATTENDANTS AND EXECUTED A NORMAL APCH AND LNDG WITHOUT FURTHER INCIDENT.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.