DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
TAIL ROTOR (T/R) HEAD ASSEMBLY
INSTALLATION AND INSPECTION,
Headquarters, Department of the Army, Washington, D.C.
30 June 1999
DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.
THIS PUBLICATION IS EFFECTIVE UNTIL RESCINDED OR SUPERSEDED.
1. Priority Classification.
Aircraft in Use. Upon receipt of this technical bulletin the condition status symbol of the cited
aircraft will be changed to a Red Horizontal Dash
The Red Horizontal Dash
are completed. The affected aircraft
shall be inspected as soon as practical but no later than the Task/Inspection suspense date.
Failure to comply with the requirements of this message within the time frame will cause the
status symbol to be upgraded to a red x
b. Aircraft in Depot Maintenance. Aircraft will not be issued until compliance with this TB has been
c. Aircraft Undergoing Maintenance. Aircraft will not be issued until compliance with this TB has
d. Aircraft in Transit.
(1) Surface/Air shipment
(2) Ferry status
Same as paragraph 1 .a. (May return to nearest AH-64 maintenance facility.)
*This TB supersedes TB
December 1998, and USAAMCOM Aviation Safety Action Message 0118487 JUN 99