Goulds Pumps ANSI FAMILY IOM (ATEX Compliant) - Manual (Page 12)

15. 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.
16. Install clamping bolts (370C) into bearing housing
(134). Hand tighten.
17. Install jacking bolts (370D) with locking nuts (423)
into housing (134). Hand tighten.
LTX
NOTE: Make sure that threads are clean and
apply thread sealant to pipe threads and
fittings.
1. Install the oil fill plug (113A), oil drain plug (408A),
sight window (319), sight oiler plug (408J), four oil
mist connection plugs (408H) or grease fittings
(193) and grease relief plugs (113), and oil cooler
inlet and outlet plugs or oil cooler (408L, 408M) in
bearing frame (228) (Fig. 115).
2. Attach bearing frame foot (241) with bolts (370F).
Hand tighten.
3. Install oil flinger (248A) on shaft (122) if removed
(Fig. 116).
NOTE: The oil flinger is a press fit onto shaft.
Use a driver of proper size to prevent damage
to oil flinger.
4. Place bearing clamp ring (253B) over shaft (122).
Note orientation.
5. Install outboard bearings (112A) on shaft (122).
NOTE: Refer to Appendix VII-2 for detailed
outboard bearing installation instructions.
l
! CAUTION
The LTX uses duplex bearings mounted back
to back. Make sure orientation of the bearings
is correct.
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.
6. Place lockwasher (382) on shaft (122). Place tang
of lockwasher in keyway of shaft.
7. Thread locknut (136) onto shaft (122). Tighten
locknut until snug. Bend any tang of lockwasher
(382) into a slot of locknut.
NOTE: Tighten locknut if necessary to align the
closest tab of lockwasher with slot on locknut.
8. Install inboard bearing (168A) on shaft (122).
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.
ANSIFAM IOM - 5/08
77
6
Fig. 114
Fig. 115