12 For Professional Technical Support call 1-844-242-2475
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.
2. If ceramic seat will not locate properly, remove it, place face up 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 in. (19
mm) standard pipe for pressing purposes.
NOTICE
:
Be sure not to scratch or mar polished surface 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 small amount of liquid detergent to inside diameter 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.
NOTICE
:
Be sure not to nick or scratch polished seal face; seal will leak if face is damaged.
8. Screw impeller onto shaft (clockwise); this will automatically locate seal in seal plate.
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 in Priming Pump.
Mechanical
seal
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