Installation Operation and Maintenance Manual

Maintenance (Continued)168361A1223821121369. Prepare the shaft for assembly as follows (see the illustration):a) Install a new O-ring (496).b) Coat the outside of the outboard bearing (112A) with oil.c) Coat the bore of the bearing housing (134) with oil.d) Put the bearing housing (134) onto the shaft.Do not use force.e) Insert the bearing-retaining ring (361A) into the bore groove of the bearing housing (134).NOTICE: Ensure that the space between the ends of the retaining ring are located in the oilreturngroove. Failure to do so may result in oil-flow obstruction.Make sure that the shaft rotates freely.f) Install the outboard labyrinth oil-seal (332A) into the bearing housing (134).Place the drain slots of the oil seal at the bottom position (6 o’clock).Make sure that the edges of the keyway are free from burrs. To protect the O-ring, cover thekeyway lengthwise with a piece of electrical tape before you install the oil seal.332A134112361A168A49610. Install the shaft assembly into the bearing frame as follows (see the illustration):a) Coat the outside of the bearing housing (134) with oil.b) Coat all the internal surfaces of the bearing frame (228) with oil.c) Install the shaft assembly into the bearing frame (228).Make sure that the shaft rotates freely.d) Install the clamp bolts (370C) in the bearing housing (134) and tighten by hand.e) Install the jack bolts (370D) with the locknuts (423) in the bearing housing (134) and tighten byhand.90 Model 3796 i-FRAME Installation, Operation, and Maintenance Manual