Commissioning, Startup, Operation, and Shutdown
11. Slide the rear coupling guard half towards the motor so that it completely covers the shaft
and coupling.
1. Driver
2. Slide to fit
Figure 34: 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.
Bearing lubrication
Precautions
WARNING:
Risk of explosive hazard and premature failure from sparks and heat generation. Ensure
bearings are properly lubricated prior to startup.
NOTICE:
Avoid equipment damage. Refer to driver/coupling/gear manufactures IOM for instructions and
recommendations for lubrication.
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 rings are 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 instructions. The inlet and outlet connections are located on the top and bottom
of the bearing frame, respectively.
50
Model 3700, API Type OH2 / ISO 13709 1st and 2nd Ed. / API 610 8/9/10/11th Ed. Installation, Operation, and Maintenance
Manual