TM10-3930-660-20 9-10. TRANSMISSION OIL SAMPLING VALVE- REPLACE This task covers: a. Removal b. Installation Initial Setup Tools Materials\PartS Tool Kit, Automotive Mechanics Loctite  59241   (APP. C, Item 42) Equipment  Condition Vehicle parked on level ground. Transmission cover removed, para.  16-6. REMOVE SAMPLING VALVE (1) FROM FITTING (2)  l INSTALLATION 1. 2* 3. APPLY LOCTITE 59241 TO VALVE THREADS. SCREW VALVE (1) INTO FITTING (2) WITH DRAIN END OF VALVE FACING DOWN. INSTALL TRANSMISSION COVER, PARA.  16-6. 9-23