10. Repeat steps 5 through 7 for the rear end of the coupling guard half, except that you hand tighten
the nut.
11. Slide the rear coupling guard half towards the motor so that it completely covers the shaft and cou-
pling.
1
2
1.
Driver
2.
Slide to fit
Figure 32: Slide to fit
12. Repeat steps 5 through 7 for the center slots in the coupling guards.
13. Firmly tighten all of the nuts on the guard assembly.
5.4.2 Bearing lubrication
Precautions
WARNING:
Risk of explosive hazard and premature failure from sparks and heat generation.
Ensure bearings are properly lubricated prior to startup.
Pumps are shipped without oil
You must lubricate oil-lubricated bearings at the job site.
Ring oil lubrication
Ring oil-lubricated bearings are standard. Bearing housings are supplied with constant-level oilers and
sight glasses. Make sure that oil ring properly seated in the grooves in the shaft.
Pure or purge oil-mist lubrication
Pure or purge oil-mist are optional features for the 3700. Follow the oil-mist generator manufacturer's in-
structions. The inlet and outlet connections are located on the top and bottom of the bearing frame, re-
spectively.
5.4 Couple the pump and driver
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
51
Содержание Goulds Pumps 3700
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