8
7. Remove four screws holding seal plate to motor.
8. Place seal plate face down on flat surface and tap out
ceramic seat (Fig. 5).
9. Remove slinger from motor shaft and inspect for dam-
age or abrasion.
10. Clean seal cavity in seal plate and clean motor shaft.
Pump Reassembly/Installing New Seal
1. Ceramic seat must be clean and free of dirt, grease,
dust, etc. Wet outer edge with small amount of liquid
detergent; press ceramic seat into seal plate cavity
firmly and squarely with finger pressure (Fig. 6).
2. If ceramic seat will not locate properly, remove it,
place
ffaaccee u
up
p
on bench and reclean cavity. Ceramic
seat should now locate.
3. If seat still will not locate properly, place a cardboard
washer over the polished face and use a piece of 3/4"
(19mm) standard pipe for pressing purposes.
N
NO
OT
TIIC
CEE:: B
Bee ssu
urree
not to scratch or mar polished sur-
face or seal will leak.
4. Replace slinger on end of motor shaft so that impeller
sleeve will push it into position. If slinger shows signs
of wear or damage, replace it.
5. Remount seal plate on motor. Tighten bolts to 60-80
inch-lbs. (69-92 kg/cm) torque.
6. Apply a
ssm
maallll
amount of liquid detergent to inside di-
ameter of rotating half of seal.
7. Slide rotating seal member, polished carbon face out,
over impeller sleeve until rubber drive ring hits back
of impeller.
N
NO
OT
TIIC
CEE:: B
Bee ssu
urree
not to nick or scratch polished seal
face; seal will leak if face is damaged.
8. Screw impeller onto shaft (clockwise); this will auto-
matically locate seal in seal plate.
N
NO
OT
TIIC
CEE::
On 2 HP, 2-1/2 HP and 3-Phase models;
install impeller gasket and lock screw (left-hand
thread - turn counterclockwise). Torque lock screw to
50-55 inch-lbs. (57.6-63 kg/cm).
9. Mount diffuser on seal plate; tighten screws to 10-14
inch-lbs. (11.2-16.1 kg/cm) torque.
10. Assemble motor and seal plate to pump body with
nuts, flat washers and lock washers. Torque nuts to
120-130 in-lbs. (138-150 kg/cm).
11. Prime pump according to instructions on Page 6.
Figure 5
Figure 6
