Goulds Pumps 3700 Installation, Operation And Maintenance Manual page 44

Commissioning, Startup, Operation, and Shutdown
a) Remove the spacer portion of the coupling.
b) If the coupling hub diameter is larger than the diameter of the opening in the deflector-
c) Loosen the thrust deflector-fan set screw.
d) Slide the thrust deflector fan off of the shaft.
e) Remove the thrust bearing end cover and the bearing frame screws.
f)
g) Replace the thrust bearing end cover and bearing frame screws and torque to values
CAUTION:
Do not over-tighten the thrust bearing end cover and bearing frame screws.
h) Install the thrust deflector fan over the shaft.
i)
42 Model 3700, API Type OH2 / ISO 13709 1st and 2nd Ed. / API 610 8/9/10/11th Ed. Installation, Operation, and Maintenance
Refer to the coupling manufacturer's instructions.
fan guard support, then remove the coupling hub.
122
123B
123E
222
228
234
234D
496Q
Align the thrust deflector-fan guard support with the thrust bearing end cover so that the
support slots align with the holes in the end cover.
shown in the Maximum torque values for 3700 fasteners table.
Position the thrust deflector fan approximately 0.03 in. (0.8 mm) from the thrust bearing
end cover and firmly tighten the deflector set screw.
Shaft
Radial deflector fan
Thrust deflector fan
Deflector set screw
Bearing frame
Thrust deflector-fan guard
Thrust deflector-fan guard support
Support screws
Manual