Dover BLACKMER CRLR1.25 Installation, Operation And Maintenance Instructions - Page 11

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Dover BLACKMER CRLR1.25 Installation, Operation And Maintenance Instructions
Mechanical Seal Leakage
Overload on Motor
TROUBLESHOOTING
1. O-rings not compatible with the liquids pumped.
2. O-rings nicked, cut or twisted.
3. Shaft at seal area damaged, worn or dirty.
4. Ball bearings overgreased.
5. Excessive cavitation.
6. Mechanical seal faces cracked, scratched, pitted or dirty.
1. Motor Horsepower not sufficient for application.
2. Improper wiring and/or low votage to motor.
3. Misalignment
4. Excessive pressure or speed.
5. Bearing locknuts adjusted improperly.
6. Faulty or worn bearings.
7. Rotor rubbing against head or cylinder.
8. Dirty mechanical seal faces.
701-A00
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