TM10-3930-660-20 9-8. TRANSMISSION BREATHER - REPLACE This task covers: a. Removal b. Installation Initial Setup Tools Materials/Parts Tool Kit, Automotive Mechanics Solvent  (App.   C, Item 47) Equipment  Condition Vehicle parked on level ground. Transmission cover removed, para.  16-6. REMOVE  BREATHER (2)  . INSTALLATION (1)  FROM  TRANSMISSION 1. 2. INSTALL BREATHER (1) TO TRANSMISSION (2)  . a. b. If necessary, clean breather in solvent and blow-dry with air hose. Inspect breather (1) for damage or defects. Discard and replace with new breather, if necessary. INSTALL TRANSMISSION COVER, PARA.  16-6. 9-19