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TM 10-4320-311-14
(1)
Screw impeller (3) clockwise onto shaft adapter (9) without shims (4). Be sure that the impeller is seated firmly
against the shaft shoulder. Secure the impeller with teflon washer (2) and hex bolt (1).
(2)
Measure from the face of the impeller to the face of the wear plate with feeler gauge. Clearance should be 0.010
to 0.015 Inch (0.254 to 0.381 mm).
(3)
Shims (4) are 0.010 inch (0.254 mm) thick and 0.005 inch (0.127 mm) thick. Add any combination of shims to
obtain proper clearance.
i.
After proper clearance is obtained, tighten impeller locking bolt (1).
5-7
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