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228
228
131
131
Figure 93: Lifting of power end
6.2.25 Disassemble the power end - XHD, oil lubrication
1.
Remove the outboard bearing cover assembly hex head capscrews (370N).
2.
Remove the outboard bearing cover (109) from the bearing cartridge housing (228) with the o-ring
(412) and labyrinth seal (332A) still installed.
3.
Remove the outboard labyrinth seal (332A) and o-ring (412).
4.
Remove the Bellville preload washer (529).
Important:
Always remove the outboard bearing cover assembly and Bellville washer first. This will
remove the preload from the rotating element assembly for easier removal of the remaining bearing
frame components.
NOTICE:
A tapped hole is provided in the coupling end of the shaft, to allow for vertical assembly and
disassembly of the power frame components. This will provide a location to hold the shaft and
withdraw from the frame in the vertical position.
332A
370N
109
390C
109
529
228
Figure 94: Power frame disassembly
Once the outboard bearing end cover related components are removed, the shaft can be withdrawn from
the frame while in the vertical position.
5.
Remove the inboard bearing cover assembly hex head capscrews (370P).
6.
Remove the inboard bearing cover (119) from the bearing cartridge housing (228) with the o-ring
(412), labyrinth seal (333A) and shims (390C) still installed.
7.
Remove the inboard labyrinth seal (333A) and o-ring (412).
6.2 Disassembly
108
XHD Installation, Operation, and Maintenance Manual
Summary of Contents for XHD
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