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

Page: 33 / 54

(h) Install mechanical seal stationary into mechanical seal gland,
(250).
Follow seal manufacturer's
instructions. Slide seal gland with stationary seal seat over shaft and position gland back towards the
adapter face.
(i) Reinstall shaft sleeve. Follow the manufacturer's instructions and install the rotating seal assembly
on the shaft sleeve/shaft.
(j) Install seal chamber
(184)
with studs and nuts
(370H,423B).
(k) Install impeller with 0-ring. Thread impeller on shaft until it seats against shaft sleeve face. Slide
impeller wrench over shaft and coupling key. Tighten impeller, by raising wrench counterclockwise
(viewed from impeller end) and slamming it down (clockwise) against the work bench. Repeat two
or three times. ·
(1) Install mechanical seal gland
(250)
with nuts,
(353A).
Tighten nuts evenly. Check shaft to see if it can
be rotated by hand. If binding or rubbing occurs, determine cause and correct before proceeding. See
chart below for possible causes.
POWER FRAME Troubleshooting
4852840
Page 33