Bell & Gossett P81673 REV I Series 1510 - Manual (Page 35)

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1. Impeller Key
2. Spacer Sleeve
3. Gland
4. Shaft Sleeve
5. Shaft
6. Bearing Frame
7. Slinger
8. Mechanical Seal
9. Coverplate
10. O-Ring
11. Drain Plug
12. Impeller
13. Impeller Nut
14. Volute
15. Flush Tube
16. Wearing Ring
17. View of Optional Casing Wear Ring
Figure 9: 1510–8G
Assemble the single mechanical seal (1510-S)
1. Lubricate the shaft sleeve and seal cap with soapy water.
Do not use a petroleum lubricant.
2. Insert a stationary seal with an O-ring into the seal cap and slide it onto the shaft.
3. Replace the seal cap gasket.
4. Slide the rotating portion of the seal assembly onto the shaft sleeve and lock it in
place.
ID seal size Distance between collar and impeller end of the shaft sleeve
1-1/4 in. (3.175 cm) 1-13/32 in. (3.571 cm)
1-5/8 in. (4.128 cm) 1-1/4 in. (3.175 cm)
2-3/8 in. (6.033 cm) 1-1/4 in. (3.175 cm)
5. Assemble the coverplate onto the bracket.
6. Tighten the capscrews according to the Capscrew torque table.
7. Attach the seal cap to the coverplate.
8. Tighten the hex nuts on the seal cap bolts according to the Capscrew torque table.
Maintenance
Series 1510 Installation, Operation, and Maintenance Manual 33