Goulds Pumps 3640 - IOM - Manual (Page 85)

Maintenance
3. Place the outboard labyrinth seal (333A) in the lower half of the bearing housing (134),
which is not yet attached.
4. Lift the lower half of the housing into place, positioning the inner oil rings (323) in the
bearing housing grooves.
5. Place the installed inboard labyrinth seal (333A) in the lower housing.
NOTICE:
Make sure that the expulsion port is at the 6 o'clock position and is properly seated.
6. Hand-tighten the lower housing to the case bearing flange with the case-to-bearing housing
studs (371T) and nuts (427J).
7. Install the sleeve bearing (117):
a) Place the lower half of the sleeve bearing (117) onto the shaft (122) and slide it around
the shaft into the lower bearing housing, moving the oil rings accordingly. Position the
inboard oil rings (323) in the grooves on the sleeve bearings.
b) Install the dowel pins (469J) in the pre-drilled dowel pin holes between the housing
flange and the case bearing flange.
c) Tighten the nuts (427J) on the bearing housing to the case studs (371T).
d) Place the upper half of the sleeve bearing (117) on the shaft, moving the oil rings aside.
When the bearing top half is in place, move the oil rings back into the bearing housing
and sleeve grooves.
8. Install the outboard labyrinth seal (332A).
Model 3640 Installation, Operation, and Maintenance Manual 83