An MD88 was dispatched with an unapproved interim repair to the #1 engine thrust reverser.

Attributes
ACN	396237
Time
Date	199803
Day	Thu
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : zzz
State Reference	US
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Light	Daylight
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	MD-88
Operating Under FAR Part	Part 121
Navigation In Use	Other
Flight Phase	other
Flight Plan	None
Person 1
Affiliation	company : air carrier
Function	other personnel other
Qualification	other other : other
ASRS Report	396237
Person 2
Affiliation	company : air carrier
Function	other personnel other oversight : supervisor
Qualification	other other : other
Events
Anomaly	aircraft equipment problem : critical non adherence : published procedure non adherence : far other anomaly other
Independent Detector	other other : unspecified
Resolutory Action	none taken : detected after the fact
Consequence	Other
Supplementary
Primary Problem	Aircraft
Air Traffic Incident	other

Narrative:

Installed approved temporary line on #1 engine thrust reverser system without knowledge that this procedure is disallowed. To prevent a recurrence or correct the situation air carrier should issue a bulletin addressing this repair as being disallowed.

Original NASA ASRS Text

Title: AN MD88 WAS DISPATCHED WITH AN UNAPPROVED INTERIM REPAIR TO THE #1 ENG THRUST REVERSER.

Narrative: INSTALLED APPROVED TEMPORARY LINE ON #1 ENG THRUST REVERSER SYS WITHOUT KNOWLEDGE THAT THIS PROC IS DISALLOWED. TO PREVENT A RECURRENCE OR CORRECT THE SIT ACR SHOULD ISSUE A BULLETIN ADDRESSING THIS REPAIR AS BEING DISALLOWED.

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.