6. Repeat steps 1–5 for the inboard side of the pump.
7. Continue the disassembly process by following the instructions outlined in Shaft
Sleeve and Impeller Disassembly on page 60.
Shaft Sleeve and Impeller Disassembly
1. Remove the shaft sleeve locknut and tab washer. Bend back the tab washer tabs and
use a spanner wrench to unscrew the sleeve’s locknut.
2. Remove the shaft sleeve key.
3. Remove shaft sleeve and O-ring. If the shaft sleeve does not slide off easily, then heat
up the sleeve to expand the metal and loosen any grease or anti-seizing agent.
4. Remove impeller hub sleeve and gasket.
5. Repeat steps 1-4 for the inboard side of the pump.
6. Remove impeller assembly from shaft. Heat the impeller and slide it off of the shaft.
Alternatively, press the impeller off of the shaft if a suitable press is available. Wear
insulated gloves when handling hot components.
7. Remove the impeller key.
8. Remove pins and O-rings from each casing wear ring.
6 Maintenance
60 e-XC INSTRUCTION MANUAL
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