13
1
5
9
11
7
3
15
16
4
8
12
10
6
2
14
Figure 37: Casing joint bolts
6.7.7 Complete the assembly
1.
Rotate the shaft by hand to make sure that it turns smoothly and does not rub or bind.
2.
Bolt the glands (250) to the casing with gland bolts (353B).
3.
Connect the seal water lines (102) to the stuffing box and casing.
Pipe the seal water lines to the tapped holes nearest the bearings.
4.
Check the coupling alignment and redowel if necessary.
6.8 Vertical units
6.8.1 Remove the upper half of the casing
WARNING:
Crush hazard. The rotating element may fall out of the lower-half casing. Do not loosen the
bolts that hold the bearing housing in the casing until you are ready to remove the rotating ele-
ment from the casing.
If only the upper half of the casing will be removed in order to inspect the rotating element, then you do
not need to remove the line shafting or motor.
1.
Remove the larger of the two pipe plugs from the top of the upper half of the casing, and then install
an 18–24 in. (46–61 cm) solid bar that is threaded at one end into the exposed tapped hole.
If a threaded bar is not available, then you can use standard pipe.
This bar will be used to stabilize the upper half during disassembly of upper half of the casing.
6.8 Vertical units
Model 3409 Installation, Operation, and Maintenance Manual
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