TM 10-3930-669-20 8-4.  TRANSMISSION OIL COOLER AND HOSE REPLACEMENT (CONT). (15)  Install preformed packing (35) and plug (34) in transmission oil cooler (25). (16)  Install  oil  cooler  duct  (28)  on  transmission  oil cooler (25) with screw (32). (17)  Install bracket (31) on oil cooler duct (28) with washer (30) and screw (29). (18)  Install washer (27) and screw (26) in oil cooler duct (28). (19)  Install hood (10) on transmission oil cooler (25) with washer (24) and screw (23). (20)  Install  bracket  (22)  on  hood  (10)  with  washer (21) and screw (20). (21)  Install washer (19) and screw (18) in hood (10). 8-14