· When installing impeller ensure balance marks on shaft and wheel and impeller.
Failure to do so could cause premature component failure.
· Do not move bearing housing when installing impeller. Moving bearing housing
during impeller installation will cause improper balance and premature component
Install impeller (18) on shaft and wheel (19).
Do not allow impeller to turn when installing locknut. Failure to prevent impeller from
turning will result in improper balance and premature component failure.
Locknut has left-hand threads, be sure to turn locknut counterclockwise when installing.
Install locknut (20) on shaft and wheel (19). Tighten locknut to 150 lb-in (17 N·m).