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Related Manuals for APEC PUMP ECK-3HP Series
Summary of Contents for APEC PUMP ECK-3HP Series
- Page 1 ECK-3HP Series Instruction and Maintenance Manual...
- Page 2 INDEX Introduction……………….…..PAGE. 2 Operation……………………….….…PAGE. 4 Prior to Operation………..…..PAGE. 2 Maintenance………………………….PAGE. 5 Nameplate format…….……...PAGE. 3 Disassembly and Assembly…….…..PAGE. 5 Installation…………...…….….PAGE. 3 Construction………………………..…PAGE. 6 Electrical Wiring……..…….….PAGE. 4 Troubleshooting………………..…..…PAGE. 8 Introduction Thank you for selecting the ECK submersible grinder pump. This instruction manual explains the product operations and gives important precautions regarding its safe use.
- Page 3 Nameplate format Installation 1. Check the following before beginning installation. Insulation resistance measurement: With the motor and cable (excluding the power supply cable) immersed in water, use a Megger to measure the insulation resistance between ground and each phase of the motor, and again between each phase of the motor.
- Page 4 Electrical Wiring 1.Wiring A) Wire as indicated for the appropriate start system as shown in Fig-2 for three phase in Star connection. B) Loose connections will stop the pump. Make sure all electrical connections are secured. 2.Cable WARNING : Never let the end of the cable contact water. C) If the cable is extended, do not immerse the splice in water.
- Page 5 Maintenance Check pressure, output, voltage, current and other specifications. Unusual readings may indicate. Refer to Troubleshooting and correct as soon as possible. 1. Daily inspections Check current and ammeter fluctuation daily. If ammeter fluctuation is great, even though within the limits of pump rating, foreign matter may be clogged the pump. If the volume of liquid dis- charged falls suddenly, foreign matter may be blocked the suction inlet.
- Page 6 Construction ECK 3HP...
- Page 7 Name Mtrl Cable H07RN-F / STOW Motor Cover EN-GJL-200 Motor Housing EN-GJL-200 Oil Chamber EN-GJL-200 Volute EN-GJL-200 Impeller EN-GJL-200 Suction Plate EN-GJS-700 Pump Feet Discharge Elbow EN-GJL-200 Flange EN-GJL-200 Top: CA/CE Mechanical Seal Bottom: SIC/SIC Oil Seal 13-1 Upper Bearing NTN 6304 13-2 Lower Bearing...
- Page 8 Troubleshooting Trouble Cause Remedy Does not start. (1) Power failure (1)~(3) Contact electric power company and devise counter-measures Starts, but imme- (2) Large discrepancy between power source and voltage diately stops. (3) Significant drop in voltage (4) Motor phase malfunction (4) Inspect electric circuit (5) Electric circuit connection faulty (5) Correct wiring...
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