TM  10-3930-643-34 HYDRAULIC  SYSTEM  TROUBLESHOOTING  AND  MAINTENANCE. 12-19. Hydraulic Reservoir and Filter. (Sheet 9 of 11) INSTALLATION 46. 47. 48. 49. 50. 51. 52. 53. 54. Using  snap  ring  pliers,  install filter (42),   retaining  ring  (41),  new gasket (40) and cap (39) to filter neck (43). Using a 9/16”   socket and torque wrench,    install  new  preformed  packing (38), items 43 thru 39 as an assembly,    six washers (37) and bolts (36)  on  hydraulic  reservoir  (35). Tighten bolts (36) to 15 to 20 lb-ft. Using a 14”   adjustable  wrench, install 3/4-10 NC eyebolt in boss on top  of  hydraulic  reservoir  (35). Attach hoist and sling. Position on vehicle. Using a 3/4”   socket,  socket wrench handle and a 3/4” box and open end wrench,  install  hydraulic reservoir (35), four washers (34), bolts (33), washers (32) and nuts (31). Do not tighten bolts (33). Using a hoist and sling, position engine top access cover on vehicle. Aline mounting bolt  holes  on hydraulic reservoir (35) and engine top access cover. Tighten bolts (33) to 80 lb-ft. Remove access cover and hoist and sling. Go to sheet 10 12-178