Goulds Pumps 3700 - IOM - Manual (Page 89)

Maintenance
If your power end... Then...
Has the optional air-cooling 1. Position the thrust-fan guard support on the thrust-bearing end
package
cover.
2. Install and tighten the thrust-bearing end cover and bearing-frame
screws evenly to torque values shown in the Maximum torque
values for 3700 fasteners table.
3. Install the thrust fan over the shaft.
4. Position the thrust-deflector fan approximately 0.030 in. (0.8 mm)
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.
Does not have the optional
1. Install and tighten the thrust-bearing end cover and bearing-frame
air-cooling package
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.
122 Shaft
123B Radial deflector fan
123E Thrust deflector fan
222 Deflector set screw
228 Bearing frame
234 Thrust deflector-fan guard
234D Thrust deflector-fan guard support
496Q Support screws
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 87
Manual