Goulds Pumps 3796 i-FRAME - IOM - Manual (Page 99)

Assemble the frame
1. Support the frame assembly in a horizontal position.
2. Check the shaft-end play by moving the shaft forward and backward by hand, and note any indicator
movement.
If the total indicator reading is greater than the values in this table, then disassemble the shaft and
determine the cause.
Use this table as a reference for shaft-end play values.
Table 14: Shaft-end play
Frame Double row bearing Duplex bearing
STi inches (millimeters)
0.0011 (0.028)
0.0019 (0.048) 0.0007 (0.018)
0.0010 (0.025)
MTi inches (millimeters)
0.0013 (0.033)
0.0021 (0.053) 0.0009 (0.023)
0.0012 (0.030)
LTi inches (millimeters)
Not applicable 0.0010 (0.025)
0.0015 (0.038)
SCALE 0.160
3. Check the shaft-sleeve (126) runout.
a) Install the shaft sleeve.
b) Thread the impeller on the shaft until hand tight.
c) Rotate the shaft 360º.
d) If the total indicator reading is greater than 0.002 in. (0.051 mm), then disassemble the shaft sleeve
and determine the cause.
e) Remove the impeller and shaft sleeve.
Maintenance (Continued)
Model 3796 i-FRAME Installation, Operation, and Maintenance Manual 97