Goulds Pumps NM 3196 i-FRAME - IOM - Manual (Page 90)

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)
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.
SCALE 0.150
4. Check the frame-face runout by rotating the shaft so that the indicator measures the fit for 360º.
Maintenance
88 Model NM 3196 i-FRAME Installation, Operation, and Maintenance Manual