Goulds Pumps ANSI FAMILY IOM (ATEX Compliant) - Manual (Page 15)

8. Install inboard bearing (168A) on shaft (122)
(Fig. 124).
NOTE: Refer to Appendix VII-1 for detailed
outboard bearing installation instructions.
NOTE: Regreaseable bearing has a single
shield. The inboard bearing is installed with
shield away from impeller.
NOTE: There are several methods used to
install bearings, The recommended method is
to use an induction heater that heats as well as
demagnetizes the bearings.
s
! WARNING
Wear insulated gloves when using a bearing
heater. Bearings will get hot and can cause
physical injury.
NOTE: Coat internal surfaces of bearings with
lubricant to be used in service.
9. Install new O-ring (496) (Fig. 125).
10. Install outboard labyrinth oil seal (332A) into end
cover (109A). It is an O-ring fit. Position the
labyrinth seal drain slots at the bottom 6 o’clock
position (Fig. 125).
NOTE: See Appendix IV or VIII for further
instructions on Labyrinth Seal installation.
NOTE: Make sure the keyway edges are free of
burrs.
NOTE: Cover the keyway lengthwise with a
piece of electrical tape prior to installing the
labyrinth seal. This will protect the O-rings.
11. Coat outside of bearing housing (134) with oil.
12. Coat all internal surfaces of bearing frame (228A)
with oil.
13. Install shaft assembly into frame (228A), making
sure to leave approximately 0.125 in. (3.175 mm)
clearance between the face of the bearing
housing and bearing frame. Check shaft for free
turning (Fig. 126).
14. Install clamping bolts (370C) into bearing housing
(134). Hand tighten.
15. Install jacking bolts (370D) with locking nuts (423)
into housing (134). Hand tighten.
16. Attach bearing frame foot (241) with bolts (370F).
Hand tighten.
80
ANSIFAM IOM - 5/08
Fig. 124
Fig. 125
Fig. 126