DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
INSPECTION OF ALL BUCS SERVOCYLINDERS
FOR APPLICATION OF SEALANT
TO LVDT PROBE THREADS,
ALL AH-64 SERIES AIRCRAFT
Headquarters, Department of the Army, Washington, D.C.
21 January 2000
DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited.
THIS PUBLICATION IS EFFECTIVE UNTIL RESCINDED OR SUPERSEDED.
1. Priority Classification. URGENT
a. Aircraft in Use. Upon receipt of this Technical Bulletin (TB), the condition status symbol of the cited aircraft will be
changed to a red horizontal dash //-//. The red horizontal dash //-// entry shall state, "Inspection of BUCS
servocylinders for application of sealant is required, in accordance with TB 1-1520-238-20-102." The red horizontal dash
//-/ may be cleared when the inspection of paragraph 8 is 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 specified will cause the status symbol of the affected aircraft to be upgraded to a red //X/I.
b. Aircraft in Depot Maintenance. Aircraft will not be issued until compliance with this TB has been compl eted.
c. Aircraft Undergoing Maintenance. Aircraft will not be issued until compliance with this TB has been completed.
d. Aircraft in Transit.
(1) Surface/Air Shipment. Perform task/inspection no later than 5 working days after arrival at final destination.
This TB supersedes USAAMCOM Safety of Flight 221543Z Dec 99 (AH-64-00-ASAM-05).