A SERVICE OF

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4. Maintenance 4.5 Primary seals removal and fitting
4.5.4 Hyclean single mechanical seal
Item Description
1 Rotorcase O-ring
2 Wave spring
3 Shaft O-ring
4 Stationary seal ring
5 Rotary seal ring
6 Washer
7 Clip
Seal removal:
1. Remove the rotorcase.
2. Remove clips (7) and stationary seals (4) from rotorcase.
3. Remove rotary seals (5) and O-rings (3) from shafts.
Seal fitting:Seal fitting:
Seal fitting:Seal fitting:
Seal fitting:
1. Lightly lubricate the O-rings (3 and 1) and fit to shafts and rotorcase.
2. Fit washers (6) to rotary seals (5) and locate on shafts.
3. Fit wave springs (2) to stationary seals (4), locate in rotorcase and retain with clips (7).
4. Wipe clean the sealing faces with solvent.
5. Refit the rotorcase.
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