An EMB145 was dispatched after an auxiliary power unit replacement with tech's hand tools in the APU...

Attributes
ACN	668140
Time
Date	200507
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	agl single value : 0
Environment
Light	Night
Aircraft 1
Controlling Facilities	tower : mdw.tower
Operator	common carrier : air carrier
Make Model Name	EMB ERJ 145 ER&LR
Operating Under FAR Part	Part 121
Person 1
Affiliation	company : air carrier
Function	maintenance : technician
ASRS Report	668140
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
Factors
Maintenance	contributing factor : lighting contributing factor : schedule pressure performance deficiency : non compliance with legal requirements performance deficiency : installation performance deficiency : inspection
Supplementary
Problem Areas	Maintenance Human Performance Aircraft Environmental Factor
Primary Problem	Maintenance Human Performance

Narrative:

While returning the APU cowling; putting back the ducts inside; I set my tools on the cowling and accidentally forgot that I had my tools on it.

Original NASA ASRS Text

Title: AN EMB145 WAS DISPATCHED AFTER AN AUXILIARY POWER UNIT REPLACEMENT WITH TECH'S HAND TOOLS IN THE APU COWLING.

Narrative: WHILE RETURNING THE APU COWLING; PUTTING BACK THE DUCTS INSIDE; I SET MY TOOLS ON THE COWLING AND ACCIDENTALLY FORGOT THAT I HAD MY TOOLS ON IT.

Data retrieved from NASA's ASRS site as of January 2009 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.

An EMB145 was dispatched after an auxiliary power unit replacement with tech's hand tools in the APU cowling.