TM10-3930-660-20 9-9. TRANSMISSION OIL FILTER HEAD ASSEMBLY - REPLACE (Cont'd) INSTALLATION Remove caps and plugs as hoses are installed. Wipe all sealing surfacee  on filter head and hoses clean and dry. Apply film of clean hydraulic oil to all seals as they are installed. 1, 2. 3. INSTALL TRANSMISSION OIL FILTER HEAD (2) ON VEHICLE. a. b. c. Position and support filter head (2) on vehicle. Secure filter head with three new lockwashers (8) and three screws (7). Install elbow (6) and hose (5) to filter  head  (2). Install elbow (4) and hose (3) to filter head (2). INSTALL TRANSMISSION OIL FILTER ELEMENT  (l). a. b. c. d. Apply a thin coating of fresh oil to the seal on the new transmission oil filter element (1) and on the threads of filter head (2). Screw on the transmission oil filter element filter element head  (2). Tighten filter half  turn. until seal of (1)  contacts  filter element (1) one- Start engine and check for leaks at filter head and at hydraulic connections. INSTALL TRANSMISSION COVER, PARA.  16-6. 9-22