Polaris TBM 200 MH Series Installation, Operation And Maintenance Manual page 20

INSTALLATION, OPERATION AND MAINTENANCE MANUAL
POLARIS - SERIES TBM 200 MH ( 8" ) - TYPE PHO / PBO / PVO
DOCUMENT NBR. :
A0460
7.1 TBM 200 MH - TYPE PHO
Refer to Appendix 8.4 (A0432) for Fastener Torque requirements
Apply "Never-Seize" to the motor shaft end. Position Flinger Gasket (Item 060.2)
onto shaft. Slide Flinger (Item 110) onto the shaft. Insert Drive Key (Item 113) into
the key seat. Position Impeller Gasket (Item 060.1) against the Impeller Flinger.
Hoist the Motor Side Liner (Item 114) into position and insert into the motor flange
spigot. Apply Loctite® 242 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.
Position O-Ring (Item 062.5) onto the Liner.
Slide the Impeller (Item 101) onto the shaft. Position the O-ring (Item 062.2) onto the
Impeller Cap (Item 107) 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 Loctite® 262 and insert into the shaft end and tighten.
Refer to Appendix 8.4 (A0431) for Impeller Installation and Lock Screw Torque
Hoist the Volute Casing (Item 102) into position and slide onto the motor side liner.
Align the slots in the casing skirt with the slots in the motor side liner. Apply Loctite®
242 to the Socket Head Cap Screws and insert with Lock Washers (Items 040.1,
040.4) through the liner flange into the Casing and tighten.
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 Loctite® 242 coated Socket Head Cap Screws and Lock
Washers (Items 040.2, 040.4) and tighten.
Apply Loctite® 242 to the Countersunk Head Cap Screws (Item 040.5), insert the
Intake Screen (Item 111) and screws into the strainer and tighten.
REVISION:
3
EFFECTIVE
DATE:
Drawing A0263 and A0275
20of 29
03-02-2016