Bell & Gossett P5002169C Series VSCS - Manual (Page 32)

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Figure 36: Installing the Impeller Retaining
Ring
Refer to Figure 52 to check that the impeller,
shaft, and volute are orientated correctly for
the required rotation before proceeding.
3. Press the impeller with a suitable press onto
the shaft.
4. Install the second impeller retaining ring.
5. Lubricate the quad rings with P-80 ®3 Rubber
Lubricant Emulsion, soapy water, or
equivalent and slide them over the shaft ends
for installation in the quad ring grooves. (See
Figure 37.)
Figure 37: Installing the Quad Rings
6. Slide the volute gasket onto the coverplate.
(See Figure 38.) Grease may be used to hold
the gasket in place.
3 P-80 is a registered trademark of International Products Corp.
Figure 38: Installing the Gasket on the
Coverplate
7. Using guide pins (threaded rod or a headless
bolt) threaded into the volute, install
coverplate. One coverplate has one notch
(See Figure 39.), and the other coverplate has
two nothces (See Figure 40.). Ensure the
coverplate notches are aligned to the notches
in the volute.
Figure 39: Installing the Coverplate Using the
Guide Rods
One
Notch
Two
Notches