Grundfos Peerless Pump 8196 Series, Installation, Operation And Maintenance Manual

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INSTALLATION-BACK PULL OUT ASSEMBLY -ALL MODELS
(a) Inspect casing. Clean casing fit and install gasket (351) onto seal chamber/stuffing cover.
(b) Loosen cap screws (390C) and jacking bolts (370D). Install back pull out assembly in casing.
(c) Apply anti - seize compound to casing bolts (370). Install casing bolts hand tight. Torque casing
bolts to values shown in Appendix.
(d) Check lateral movement of impeller in casing. Acceptable range is between .030 inch and .065 inch.
Clearance beyond these limits indicates defective parts, improper installation or excessive pipe
strain. Determine cause and correct before proceeding.
(e) Set impeller clearance as detailed in Appendix.
(f) Install any auxiliary piping or flush plans.
(g) Check shaft to see if it can be rotated by hand. If binding or rubbing occurs, determine cause and
correct before proceeding.
REFILL POWER FRAME WITH OIL, OR GREASE BEARINGS AS DESCRIBED IN THE PRELIMINARY
START UP CHECK LIST. FOLLOW ALL INSTRUCTIONS IN START UP CHECK LIST AND PROCEED
WITH PUMP START-UP.
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