75-27-01 HAWKER SIDDELEY AVIATION LTD: Amendment 39-2473. Applies to DH-104 Series airplanes certificated in all categories except those modified in accordance with Hawker Siddeley Modification 1723.
Compliance is required within the next 250 hours' time in service after the effective date of this AD, unless already accomplished.
To prevent cracking of the nose gear and main gear adjusting screws, replace the three adjusting screws, P/N 4U.493, with new adjusting screws, P/N 4U.567, in accordance with paragraph No. 5 of Hawker Siddeley Technical News Sheet No. 231, dated March 19, 1973, or with FAA-approved equivalent parts and procedure.
This amendment becomes effective on January 19, 1976.