46-21-01 FAIRCHILD: (Was Mandatory Note 6 of AD-702-2: 2 of AD-706-1; 4 of AD- 517-2; 5 of AD-535-2; 4 of AD-564-2; 5 of AD-633-2; 5 of AD-600-2; 4 of AD-667-2.) Applies to Model 24 Series Aircraft.
Compliance required at next periodic inspection.
To correct the freezing of the upper and lower universal joints on the landing gear oleo shock struts, install new universal joints, Fairchild P/N 3330 and 3328.
(Fairchild Service Bulletin 46-24-1-A, revised December 23, 1946, covers this same subject.)