<< >> NASA ASRS Report 603919, December 2003

A B767-300 was removed from autoland status to CAT 2 status due to #1 reverser deferred per MEL as inoperative. Did not clarify logbook that autoland status was because of reverser being inoperative.

Attributes
ACN	603919
Time
Date	200312
Day	Tue
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Environment
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B767-300 and 300 ER
Operating Under FAR Part	Part 121
Flight Phase	ground : maintenance
Person 1
Affiliation	company : air carrier
Function	maintenance : technician
Qualification	technician : airframe technician : powerplant
ASRS Report	603919
Person 2
Affiliation	company : air carrier
Function	maintenance : technician
Qualification	technician : powerplant technician : airframe
ASRS Report	603920
Events
Anomaly	aircraft equipment problem : critical maintenance problem : non compliance with mel non adherence : far non adherence : published procedure
Independent Detector	aircraft equipment other aircraft equipment : reverser operating light
Resolutory Action	none taken : detected after the fact
Consequence	other other
Factors
Maintenance	contributing factor : weather contributing factor : manuals contributing factor : work cards performance deficiency : non compliance with legal requirements performance deficiency : logbook entry
Supplementary
Problem Areas	Weather Maintenance Human Performance Chart Or Publication Aircraft
Primary Problem	Maintenance Human Performance

Narrative:

Placard l-hand engine thrust reverser inoperative per MEL 78-1 and downgrading the category of aircraft for autoland CAT 3A or CAT 2 limits status to RVR 600 ft under lmp reference 22-89 in conjunction with MEL clarification for 78-1 was overlooked.

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Original NASA ASRS Text

Title: A B767-300 WAS REMOVED FROM AUTOLAND STATUS TO CAT 2 STATUS DUE TO #1 REVERSER DEFERRED PER MEL AS INOP. DID NOT CLARIFY LOGBOOK THAT AUTOLAND STATUS WAS BECAUSE OF REVERSER BEING INOP.

Narrative: PLACARD L-HAND ENG THRUST REVERSER INOP PER MEL 78-1 AND DOWNGRADING THE CATEGORY OF ACFT FOR AUTOLAND CAT 3A OR CAT 2 LIMITS STATUS TO RVR 600 FT UNDER LMP REF 22-89 IN CONJUNCTION WITH MEL CLARIFICATION FOR 78-1 WAS OVERLOOKED.

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.