Single Shaft Seal
Assembly
Note:
Lubricate all O-rings with food grade sili- 3.
cone grease or oil before assembly. Mi
neral oil or grease will damage EPDM
rubber.
1.
2.
Nitrile should be specified when Petrola- 4.
tum based lubricants are used on
O-rings.
Fit compression rings (2a) and (2b) on stub
shaft (4). Fit screws (3) with heads away
5.
from motor end.
6.
Fit stub shaft on motor shaft so that the dis- 7.
tance between end of shaft and motor
flange is 3/8" - 3/4".
15
I�
Assembly And Disassembly
Tighten screws (3) evenly but no more than
to allow the stub shaft to be moved on mo
tor shaft by knocking gently with a plastic
hammer.
Fit adapter ( 13) on the motor using bolts
(14) and lock washers (15).
Fit back plate (21) on adapter (13) using
washers (17) and nuts (16) and tighten.
Screw impeller (33) fully onto stub shaft.
Knock gently with a plastic hammer on im
peller to move stub shaft further onto motor
shaft until the distance between impeller
and back plate is 0.02". Check distance
with a feeler gauge or 0.02" foil.
@
10
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