Air carrier maintenance technicians reported that the rudder was inadvertently damaged while prepari...

Attributes
ACN	1750671
Time
Date	202007
Aircraft 1
Make Model Name	Commercial Fixed Wing
Operating Under FAR Part	Part 121
Flight Phase	Parked
Component
Aircraft Component	Rudder
Person 1
Function	Technician
Person 2
Function	Technician
Events
Anomaly	Aircraft Equipment Problem Less Severe Deviation - Procedural Published Material / Policy

Narrative:

While performing rudder lube tasks for aircraft [coming out of] storage; the aircraft rudder was inadvertently damaged during the removal of the flight control lock.during restoring the aircraft to normal condition after completion of rudder lube amm xx-xx-xx/XXX; amm yy-yy-yy-YYY-YYY an additional lift/personnel should have been in place to remove pressure off lock rather than move rudder hydraulically to enable removing rudder lock.

Original NASA ASRS Text

Title: Air carrier maintenance technicians reported that the rudder was inadvertently damaged while preparing to perform rudder lube on an aircraft that was being returned to service from storage.

Narrative: While performing rudder lube tasks for aircraft [coming out of] storage; the aircraft rudder was inadvertently damaged during the removal of the flight control lock.During restoring the aircraft to normal condition after completion of rudder Lube AMM XX-XX-XX/XXX; AMM YY-YY-YY-YYY-YYY an additional lift/personnel should have been in place to remove pressure off lock rather than move rudder hydraulically to enable removing rudder lock.

Data retrieved from NASA's ASRS site 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.