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Gorman-Rupp Pumps 11 1/2A2-B 347543 and up User Manual

Page 31

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OM-00558

10 SERIES

MAINTENANCE & REPAIR

PAGE E - 8

Install the slinger ring (15) and shaft key (22). Install
any leveling shims used under the pedestal feet.
Secure the pedestal to the base using the pre­
viously removed mounting hardware.

Lubricate the pedestal as indicated in LUBRICA­
TION
at the end of this section.

Seal Reassembly and Installation

(Figures 1 and 3)

Clean the seal cavity and shaft with a cloth soaked
in fresh cleaning solvent.

Most cleaning solvents are toxic and
flammable. Use them only in a well‐ven­
tilated area free from excessive heat,
sparks, and flame. Read and follow all
precautions printed on solvent contain­
ers.

The seal is not normally reused because wear pat­
terns on the finished faces cannot be realigned
during reassembly. This could result in premature

failure. If necessary to reuse an old seal in an emer­
gency, carefully wash all metallic parts in fresh
cleaning solvent and allow to dry thoroughly.

Handle the seal parts with extreme care to prevent
damage. Be careful not to contaminate precision
finished faces; even fingerprints on the faces can
shorten seal life. If necessary, clean the faces with a
non‐oil based solvent and a clean, lint‐free tissue.
Wipe lightly in a concentric pattern to avoid
scratching the faces.

Inspect the seal components for wear, scoring,
grooves, and other damage that might cause leak­
age. Clean and polish the shaft sleeve, or replace it
if there are nicks or cuts on either end. If any com­
ponents are worn, replace the complete seal;
never mix old and new seal parts.

If a replacement seal is being used, remove it from
the container and inspect the precision finished
faces to ensure that they are free of any foreign
matter.

To ease installation of the seal, lubricate the seal
liner (24) with water or a very small amount of oil,
and apply a drop of light lubricating oil on the fin­
ished faces. Assemble the seal as follows, (see Fig­
ure 3).