KIT-GEAR SET 3994737 - Caterpillar

(1) Oil seal. Do not lubricate the seal lip. Assemble with the lip toward the bearings.(2) Water seal and ring: a. Put water on the seal.b. Use the 7N7843 Seal Installation Tool to install the seal and ring together in the housing bore, with the shiny face of the ceramic ring toward the carbon seal.(3) Seal assembly: a. Remove the spring from the seal.b. Put clean water inside the seal assembly.c. Use the 7N7843 Seal Installation Tool and hand pressure to install the seal assembly on the shaft until the carbon face makes light contact with the shiny face of ceramic ring.d. Install the spring.(4) Torque for bolt that holds the impeller ... 38 1.5 N m (28 1 lb ft)(5) Torque for bolt that holds the gear ... 97 7 N m (72 5 lb ft)