7.
Unbolt and remove the coupling spacer (235B).
Follow the instructions provided by the coupling manufacturer for assistance.
8.
Remove the coupling guard pump endplate (234A).
9.
Remove the coupling nut (520) from the tapered shaft end on the pump.
10. Remove the coupling hub (233) from the pump.
•
Scribe the shaft (122) for relocating the coupling hub during reassembly.
•
Use a spanner type puller or puller holes provided in the hub. Refer to the instructions pro-
vided by the coupling manufacturer for further assistance.
•
At this point, you can remove the pump from the baseplate.
11. Reposition the setting tabs in order to maintain the position of the mechanical seal, for both seals.
Refer to the seal installation drawing provided by the manufacturer.
6.4.4 Disassemble the radial end (ball bearing pumps)
371T
134
469J
113R
113R
113Q
550A
134
427J
324
388L
134
371D
114
360A
160A
332A
Figure 39: Radial bearing housing disassembly
1.
Remove the oil filter (550A) and the oil filter plug (113Q) from the bearing frame (134). The set
screws (113R) do not need to be removed.
2.
Remove the cover bolts (371D) from both inboard (160) and outboard (160A) bearing end covers.
See Step 6..
3.
The outboard labyrinth seal (332A) and the bearing housing gasket (360A) will come off with the
outboard cover (160A).
4.
Remove the dowel pins (469J) between the bearing housing flange and the casing flange.
The connection point of the housing to the casing is referred to as the saddle.
5.
Unbolt the bearing housing from the saddle by removing the four nuts (427J).
6.
(Optional) Remove the studs (371T). It may be necessary to rotate the bearing housing in order to
remove the inboard bearing end cover bolts (371D).
7.
Remove the oil ring (114).
8.
Pull the bearing housing (134) off the shaft.
9.
Loosen the setscrew (388L) on the oil ring sleeve (324) and remove the sleeve.
10. Use a bearing puller in order to remove the radial bearing (168) from the shaft.
6.4 Disassembly
68
3640 i-FRAME API Type BB2 2-Stage / ISO 13709 2nd Ed. API 11th Ed. Installation, Operation, and Maintenance Man-
ual
Содержание Goulds Pumps i-FRAME 3640
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