Xylem e-1531 Series, Instruction Manual

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6.4 Reassembly
6.4.1 Seal assembly
6.4.1.1 Assemble the standard mechanical seal (e-1531/e-1532 and e-1531/e-1532-F)
1. Lubricate the shaft sleeve and coverplate seal cavity with soapy water.
Do not use a petroleum lubricant.
2. Install a new cup gasket and a new seal insert with the indentation side down into the
cup.
3. Slide a new rotating seal assembly onto the shaft sleeve.
4. Push the top of the compression ring with a screwdriver until the seal is tight against
the seal insert.
5. Install the seal spring and point the narrow end toward the seal.
1
2
3
4
5
6
7
8
9
10
1. Impeller
2. Impeller capscrew
3. Drain plug
4. Volute
5. Volute capscrews
6. Motor bracket
7. Motor foot capscrews
8. Shaft sleeve
9. Seal assembly
10.Volute gasket
6.4.1.2 Assemble the single mechanical seal (e-1531/e-1532-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)
5. Assemble the coverplate onto the bracket.
6. Tighten the capscrews according to the Capscrew torque table.
6 Maintenance
24 Series e-1531 and e-1532 INSTRUCTION MANUAL