CAUTION: These data are provided for information only, and the author provides no assurance or warranty of the accuracy of this information!!
 
Schempp-Hirth 
Cirrus Technical Notes

(To retrieve a Tech Note in *.pdf format, click on the highlighted Tech Note Number)
(Note: Requires Acrobat Reader)

Tech Note 
Number
Date Issued Applicable 
Serial 
Numbers
Subject Notes
265-1 Nov. 13, 1968 2 through 33 Installation of a damper in the rudder control system To correct tail flutter discovered in prototype
265-2 Dec. 2, 1968 All Attachment of a metal plate which limits forward trim travel To prevent "undamped lateral oscillation 
of fuselage"
265-3 Oct. 20, 1969 19, 46, 47, 50, 53, 
55, 57-69, 71-75, 
79, 82
Askubal, Ball bearing rod ends  
265-4 June 15, 1971 All Red collision warning paint Applicable only in Germany
265-5 Jan. 15, 1975 1 through 107 Identification Plate Replace aluminum page with fireproof one
265-6 April 27, 1982 All Horizontal tail, rudder, elevator, drag chute Several changes to reduce risk of tail flutter. VTC ships placarded to Vne of 86 kts 
(160 km/h)
265-7 March 28, 1984 All Amendments to Flight Manual re CG positions and Loading Plan  
265-8 Feb. 11, 1985 1 through50 Airbrake control system in wing  See also Tom Foote's commentary in the November, 1998 newsletter
265-9 Dec. 6, 1985 All Extension of service life*
Extended to 12,000 hours
265-10 Nov. 5, 1982   Replacement of control rod coupling balls on airbrake actuating lever  
265-11 April, 1993 All L'Hotellier Fittings  
265-12 Feb., 1994 All L'Hotellier Fittings  

Special Thanks to Tom Foote, Cirrus No. 18, for providing these Tech Notes!

* See also Schempp-Hirth Service Life Inspection Plan, dated January, 1986.  Caution: 12 page pdf file!