Waukesha Cherry-Burrell
Maintenance
Issued: January 2003
95-03074
Page 15
Revised: June 2005
5.
Remove front cover (Figure 9, item A) from pump.
Place front cover on a protected surface with ports up.
6.
Remove backplate cover o-ring (Figure 10, item A).
7.
Remove shims, belleville washers and impeller
retainer with o-ring (Figure 11, items A, B, D and C).
NOTE:
Tap wrench handle with soft-face hammer to
loosen impeller retainer. It may be necessary to block
impeller with nylon dowel to assist in removing impeller
retainer.
8.
Remove clamp securing backplate to motor adapter
(Figure 12, item A).
9.
Pull impeller, backplate, and seal assembly from
motor shaft (Figure 13). Place assembly face down on
impeller vanes on a protected surface.
NOTE:
Use a wheel puller if assembly cannot be removed
from motor shaft by hand.
CAUTION:
Handle the impeller/backplate
assembly with care to prevent damage to seal
components.
For ”Type 1 Seal Disassembly‚" turn to page 16.
For ”Type 4 Seal Disassembly‚" turn to page 17.
Figure 9 - Remove Cover
Figure 10 - Remove Cover O-ring
Figure 11 - Remove Shims, Belleville Washers
and Impeller Retainer
Figure 12 - Remove Clamp
Figure 13 - Remove Impeller, Backplate
and Seal Assembly
