Instruction Manual

DISASSEMBLY

1. Place sling from hoist around bearing frame (228)

(Fig. 26).

2. Remove bearing frame foot hold-down bolts.

3. Remove six (6) casing bolts (370A, casing- to-seal

chamber) and eight (8) casing bolts (469Z,

frame-to-seal chamber to casing) (Fig. 26).

4. Use jack bolts (418) to remove the back pullout.

REMOVAL OF ROTOR

1. Secure back pullout firmly to bench.

2. Lock shaft (122) to prevent turning and remove rotor

nut set screws (222S), rotor nut, and O-ring (Fig. 27).

3. Pry rotor (101) off shaft (182) using two bars

opposite each other, placed between cover and rotor

shroud. Another method of removing the rotor is

using a rotor puller (Fig. 28).

! WARNING

Do not use heat on the rotor to help remove, severe

bodily injury could occur.

! CAUTION

In order to prevent rotor damage, use pry points

under rotor vanes.

REMOVAL OF TAPERBORE™ PLUS

SEAL CHAMBER AND

MECHANICAL SEAL

1. Re-engage mechanical seal setting clips (Fig. 29).

3501 IOM 11/10

Fig. 26

Fig. 28

Fig. 27

Fig. 29