Goulds Pumps 3700 Installation, Operation And Maintenance Manual page 97

If your
power
end...
Has the op-
tional air-
cooling
package
Does not
have the
optional air-
cooling
package
122
123B
123E
222
228
234
234D
496Q
Figure 72: Power end assembly
9. Check the following runouts:
Model 3700, API Type OH2 / ISO 13709 1st and 2nd Ed. / API 610 8/9/10/11th Ed. Installation, Operation, and Maintenance
Manual
Then...
1. Position the thrust-fan guard support on the thrust-bearing end cover.
2. Install and tighten the thrust-bearing end cover and bearing-frame s3700crews
evenly to torque values shown in the Maximum torque values for fasteners table.
3. Install the thrust fan over the shaft.
4. Position the thrust-deflector fan approximately 0.8 mm | 0.030 in. from the thrust
INPRO seal on SA and MA pumps. Place the fan against the coupling-diameter
shoulder and tighten the deflector-fan set screw firmly.
5. Tighten the heat-flinger set screws firmly.
1. Install and tighten the thrust-bearing end cover and bearing-frame screws evenly to
the torque values in the Maximum torque values for 3700 fasteners table.
2. Verify that the shaft turns freely. If you detect rubbing or excessive drag, then
determine the cause and correct it.
Shaft
Radial deflector fan
Thrust deflector fan
Deflector set screw
Bearing frame
Thrust deflector-fan guard
Thrust deflector-fan guard support
Support screws
Maintenance
95