Polaris TBM 200 LH - Manual (Page 26)

INSTALLATION, OPERATION AND MAINTENANCE MANUAL
POLARIS - SERIES TBM 200 LH ( 8” ) - TYPE PHO / PBO / PVO
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DOCUMENT NBR. : PED-010 REVISION: 1 EFFECTIVE
DATE: 08-24-2004
7.3 TBM 200 LH - TYPE PVO Drawing A0209 and A0212
Apply "Never-Seize" to the motor shaft end. Position Flinger Gasket (Item
060.2) onto shaft. Insert Drive Key (Item 113) into the key seat. Slide Flinger
(Item 110) onto the shaft. Position Impeller Gasket (Item 060.1) against the
Impeller flinger.
Hoist the Volute Casing (Item 102) into position and insert into the motor
flange spigot. Apply “Never-Seize” to the Socket Head Cap Screws and insert
with Lock Washers (Items 040.1, 040.4) through the motor flange into the
Casing and tighten.
Slide the Impeller (Item 101) onto the shaft. Position the O-rings (Item 062.2,
062.3) onto the Shaft Adapter (Item 108) and the same into the impeller bore,
lining up the groove in the cap face with the key. Position O-Ring (Item 062.1)
onto the Impeller Lock Screw (Item 040.3), apply “Locktite” and insert into the
shaft end and tighten.
Refer to Appendix - 8.4 for Impeller Lock Screw Torque and Procedure
Apply “Never-Seize” to the adapter thread and screw on the Shaft Extension
(Item 109). Tighten the shaft extension via the wrench flats on the outboard
end. Position the O-ring (Item 062.4) into the shaft extension thread relief.
Position Casing Gaskets (Item 060.3) onto Strainer (Item 103), aligning the
holes. To verify the impeller running clearance, compare the depth from the
top of the strainer to the gaskets with the depth from the casing face to the
impeller vanes. The total difference should be 1/32” – 1/16”. Adjust as
necessary by adding or subtracting casing gaskets.
Slide strainer and gaskets into the casing bore. Position the Pump Stand
(Item 112) over the strainer, insert “Never-Seize” coated Socket Head Cap
Screws and Lock Washers (Items 040.2, 040.4) and tighten.
Apply “Never-Seize” to the Socket Head Cap Screws (Item 040.6) insert the
Stationary Shredder (Item 105) and screws into the strainer. Insert Set-
Screws (Item 040.7) into stationary shredder. Apply “Never-Seize” to the shaft
extension thread and screw on the Rotating Shredder (Item 104). Tighten
using a plastic or rubber hammer. Adjust shredder clearance to 0.5 mm
(0.020”) using the set-screws and tighten the socket head cap screws.