370H
228
122
355
360Q
184
122 Shaft
184 Seal-chamber cover
228 Bearing frame
355 Gland stud nuts
360Q Gland gasket
370H Bearing frame bolts
Figure 42: Seal-chamber cover removal
7.
Guide the seal-chamber cover over the end of the shaft once the cover releases from the bearing
frame.
NOTICE:
The cartridge mechanical seal may become damaged if the cover is allowed to come in contact
with it.
8.
Loosen the setscrews and remove the cartridge mechanical seal from the shaft.
9.
Remove and discard the mechanical seal O-ring or gland gasket.
You will replace this with a new O-ring or gasket during reassembly.
6.4.11 Remove the optional water-jacket cover
CAUTION:
•
The seal-chamber cover must be adequately supported so that it cannot fall.
•
You must vent all air from the water jacket. If all of the air is not vented, it can cause the
water jacket cover to be propelled from its fit in the seal-chamber cover.
•
Do not exceed 7.0 kg/cm
2
| 100 psig pressure in the water jacket.
1.
Suspend the seal-chamber cover from the lifting sling, or firmly support the seal-chamber cover in a
vertical position such that one water-jacket connection is on the top and the other is on the bottom.
2.
Slowly replace all the air with water until all air is vented and only water comes out of the top con-
nection.
3.
Seal the top connection with a plug or other suitable means.
4.
Slowly increase water pressure on the inlet (bottom) connection to force the water-jacket cover from
its fit in the seal-chamber cover.
Be prepared to catch the water-jacket cover.
5.
Remove and discard the outer and inner water-jacket cover O-rings from the grooves in the water-
jacket cover.
You will replace these with new O-rings during reassembly.
6.4 Disassembly
Model 3700, 3703, 3710, 3700LF, 3700LFI API Type OH2 / ISO 13709 1st and 2nd Ed. / API 610 8/9/10/11th Ed. Instal-
lation, Operation, and Maintenance Manual
71
Содержание Goulds Pumps 3700
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