Installation Operation and Maintenance Manual

Maintenance (Continued)13411. Prepare the shaft for assembly as follows (see the illustration):a) Fasten the clamp-ring bolts (236A) crosswise.See the specified torque values.Make sure that the shaft rotates freely.b) Install a new O-ring (496).c) 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.236A134253B332A49612. 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.370D423134228A370C96 Model 3796 i-FRAME Installation, Operation, and Maintenance Manual