Mechanic reports he was able to install a B777-200 escape slide at door L3 that was intended for use...

Attributes
ACN	632784
Time
Date	200408
Day	Wed
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B777-200
Operating Under FAR Part	Part 121
Flight Phase	ground : maintenance
Person 1
Affiliation	company : air carrier
Function	maintenance : technician
Qualification	technician : powerplant technician : airframe
Experience	maintenance technician : 6
ASRS Report	632784
Events
Anomaly	aircraft equipment problem : critical non adherence : far non adherence : published procedure non adherence : company policies
Independent Detector	other other : 1
Resolutory Action	none taken : detected after the fact
Consequence	other
Factors
Maintenance	contributing factor : manuals performance deficiency : non compliance with legal requirements performance deficiency : training performance deficiency : installation
Supplementary
Problem Areas	Maintenance Human Performance Aircraft
Primary Problem	Maintenance Human Performance

Narrative:

An L4 part number door escape slide was installed in the L3 door position. These slides are nearly identical and no installation problems were encountered. These slides are not interchangeable.

Original NASA ASRS Text

Title: MECH RPTS HE WAS ABLE TO INSTALL A B777-200 ESCAPE SLIDE AT DOOR L3 THAT WAS INTENDED FOR USE ONLY AT DOOR L4.

Narrative: AN L4 PART NUMBER DOOR ESCAPE SLIDE WAS INSTALLED IN THE L3 DOOR POS. THESE SLIDES ARE NEARLY IDENTICAL AND NO INSTALLATION PROBS WERE ENCOUNTERED. THESE SLIDES ARE NOT INTERCHANGEABLE.

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.

Mechanic reports he was able to install a B777-200 escape slide at door L3 that was intended for use only at door L4.