6 disassembly, 7 assembly – Flowserve N-Series Worthington User Manual

Page 12

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N-SERIES OF THRUST POT USER INSTRUCTIONS ENGLISH 07/14

Page 12 of 20

4.6 Disassembly

4.6.1 Dismantling of the thrust bearing

Thrust bearing No.

Bearing size

0 N

7210 BECBJ

1 N

7313 BECBJ

3 N

7315 BECBJ

4 N

7317 BECBJ

5 N

7318 BECBJ

6 N

7322 BECBM

7 N

7326 BCBM

8 N

7232 BCBM
7330 BCBM

4.6.1.1 Bearing housing 3N – 8N

1) Remove the bearing assembly consisting of the

thrust ball bearing [3013.1], bearing adaptor
sleeve [2471], spacer ring [2510] and the bearing
lock nut [3712] as a cartridge.

2) Open the bearing lock nut [3712] and pull off the

thrust ball bearing [3013.1]

4.6.1.2 Bearing housing 0N – 1N

1) Remove the bearing assembly consisting of the

thrust ball bearing [3013.1], bearing adaptor
sleeve [2471] and the bearing lock nut [3712] as
a cartridge.
Open the bearing lock nut [3712] and pull off the
thrust ball bearing [3013.1].

4.7 Assembly

Ensure threads, gasket and O-ring mating faces are
clean.

4.7.1 Assembly of the thrust bearing

Thrust bearing No.

Bearing size

0 N

7210 BECBJ

1 N

7313 BECBJ

3 N

7315 BECBJ

4 N

7317 BECBJ

5 N

7318 BECBJ

6 N

7322 BECBM

7 N

7326 BCBM

8 N

7232 BCBM
7330 BCBM

4.7.1.1 Bearing housing 3N – 8N

1) Heat up the first angular contact bearing, and put

it on the bearing adaptor sleeve [2471] as shown
in the section drawing.

2) Install the spacer ring [2510]. Warm up the other

two bearings and install it according to the
section drawing. Put on the lockwasher [6541] for
bearing nut and the bearing lock nut [3712]. After
tightening secure the bearing lock nut [3712] with
the lockwasher [6541] for bearing nut.

4.7.1.2 Bearing housing 0N – 1N

1) Heat up the two bearings and install it according

to the section drawing.

2) Put on the lockwasher [6541] for bearing nut and

the bearing lock nut [3712]. After tightening
secure the bearing lock nut [3712] with the
lockwasher [6541] for bearing nut.









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