53-17-01 MOONEY: Applies to All Model M-18 Series Aircraft.
Compliance required by October 15, 1953.
To prevent possible fouling of controls and the control stick by foreign objects install canvas boot P/N 22-7 around control stick and secure to floor boards. These boots are available from Mooney Aircraft, Inc., Box 72, Kerrville, Texas.
(Mooney Service Bulletin No. 11 covers this same subject.)