Goulds Pumps 3910 11th ed. - IOM - Manual (Page 49)

24b. Install and tighten thrust bearing end cover/ bearing
frame screws (370N) evenly to torque values shown
in Table 7.
$
! CAUTION
Do not over tighten thrust bearing end cover/ bearing
frame screws.
24c. Install thrust fan (123E) over shaft (122).
24d. Position thrust fan (123E) approximately 0.8 mm
(.030 in.) from thrust INPRO (123A) and tighten
deflector fan set screw (222) firmly. On SA, pumps
butt fan against coupling diameter shoulder.
24e. Tighten heat flinger set screws (222) firmly.
Complete assembly of power end as described in steps 25 -
30 of grease oil lubrication section. During the assembly of
the bearing frame (228) and seal chamber cover (184),
install bearing frame / seal chamber cover gasket (540C)
into recess on bearing frame (228) and align holes
(Fig. 57).
INSTALLATION OF OPTIONAL
WATER JACKET COVER
1. Install outer and inner water jacket cover O-rings
(412S and 497T, respectively) into grooves in water
jacket cover (490) (Fig. 49).
2. Lubricate sealing surfaces in seal chamber cover (184)
and O-rings (412S and 497T) with suitable lubricant.
3. Insert water jacket cover (490) with O-rings (412S and
497T) into fit in seal chamber cover (184). Ensure that
water jacket cover enters uniformly and that O-rings
are not damaged.
3910-1
1th IOM 5/08
49
Fig. 48
Fig. 49
6