TM 55-1520-240-23-5 6-10.1 CLEAN AND INSPECT DRIVE SHAFTING OFF AIRCRAFT     (Continued) 6-10.1 DRIVE SHAFT CLEANING, PRIMARY METHOD 6. Clean drive shafts (12) as follows: NOTE Drive shaft must be thoroughly clean before corrosion inspection can be accomplished. a. Submerge spline adapter end (13) of drive shaft (12) into a bucket containing  9 inches of solvent (E162).  Wear gloves (E184.1). b. Attach brush (E85.2) to wooden handle. Use tape (E385.1). c. Insert brush through hole in the aluminum adapter end (14) of drive shaft (12). d. Scrub interior section of spline adapter end (13) and riveted portion of the drive shaft (15). e. Scrub exterior section of spline adapter end (13) and riveted portion of the drive shaft (15).  Use brush (E85.2). f. Continue scrubbing until drive shaft is clean enough for inspection. g. Drain and rinse solvent from drive shaft (12). Use alcohol (E64).  Wear gloves (E184.1). Allow the shaft to air dry. NOTE Compressed air can be used to speed up the drying process. h. If dirt/grease was not adequately removed from drive shaft (12), clean drive shaft using alternate cleaning method (step 7). i. If dirt/grease was adequately removed from drive shaft (12), inspect drive shaft for corrosion (step 8). Change 1 6-36.1