155
Step 5
Loosen Jam Nut and Set the Bearing Preload
Insert the Spanner Tool and center on the Thrust
Housing Cap Bolt holes.
Make sure the spanner Tool rests down into the tiny
slots in the spanner nut and is down evenly all around
the thrust housing. Figure 10.
Install two cap bolts and turn them until nger tight.
While Holding the Thru-Shaft with the 3/4” wrench
through the slot in the motor base, use a 1 1/8” deep
well socket to loosen the jam nut two full turns. Fig-
ure 11.
While holding the Thru Shaft Remove the Cap Bolts
and tighten the Spanner tool as far as possible.
Continue to hold the Thru-Shaft and loosen the Span-
ner Nut 1/4 turn.
Install two Cap Bolts nger tight to hold the Spanner
Tool in place. Figure 11.
Spanner Nut
Jam Nut
Thrust Housing Cap Bolts
Figure 9: Jam nut and seal nut. Make sure to loosen Jam
nut 4 full turns rst.
Figure 10: Use spanner to turn spanner nut.
Figure 11: Spanner tool secured with thrust housing cap bolts.
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