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Summary of Contents for Grindex Minette 8102.082
- Page 1 Installation, Operation, and Maintenance Manual 8102.082 Minette...
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Page 3: Table Of Contents
Table of Contents Table of Contents 1 Introduction and Safety..................... 3 1.1 Introduction..................3 1.2 Safety terminology and symbols............3 1.3 User safety..................4 1.4 MSHA requirements................4 1.5 Special hazards................5 1.5.1 Working in temporary installations..........5 1.5.2 Biological hazards............... 5 1.5.3 Wash the skin and eyes............... 6 1.6 Protecting the environment..............6 1.7 End of life product disposal.............. - Page 4 Table of Contents 6 Maintenance........................24 6.1 Precautions..................24 6.2 Torque values.................25 6.3 Service..................26 6.3.1 Inspection................26 6.3.2 Overhaul..................28 6.4 Change the oil................28 6.5 Replace the impeller............... 29 6.5.1 Remove the impeller..............29 6.5.2 Install the impeller..............31 7 Troubleshooting....................... 34 7.1 General precautions................ 34 7.2 Electrical troubleshooting..............34 7.3 The pump does not start..............34 7.4 The pump does not stop when a level sensor is used......
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Page 5: Introduction And Safety
This includes any modification to the equipment or use of parts not provided by Grindex. If there is a question regarding the intended use of the equipment, please contact a Grindex representative before proceeding. -
Page 6: User Safety
1 Introduction and Safety Special symbols Some hazard categories have specific symbols, as shown in the following table. Electrical hazard Magnetic fields hazard Electrical Hazard: CAUTION: 1.3 User safety All regulations, codes, and health and safety directives must be observed. The site •... -
Page 7: Special Hazards
1 Introduction and Safety Subject area Requirements Service and repair • Inspections, service, and repairs are only allowed when the portable cable is disconnected from the power supply. • Work must be performed by trained personnel (preferably the manufacturer or agent) to ensure that the pump is restored to its original state of safety in regards to all flame-arresting paths. -
Page 8: Wash The Skin And Eyes
• Clean-up of spills Exceptional sites CAUTION: Radiation Hazard Do NOT send the product to Grindex if it has been exposed to nuclear radiation, unless Grindex has been informed and appropriate actions have been agreed upon. 1.7 End of life product disposal Handle and dispose of all waste in compliance with local laws and regulations. -
Page 9: Spare Parts
1 Introduction and Safety 1.8 Spare parts CAUTION: Only use the manufacturer’s original spare parts to replace any worn or faulty components. The use of unsuitable spare parts may cause malfunctions, damage, and injuries as well as void the warranty. 1.9 Warranty For information about warranty, see the sales contract. -
Page 10: Transportation And Storage
2 Transportation and Storage 2 Transportation and Storage 2.1 Examine the delivery 2.1.1 Examine the package 1. Examine the package for damaged or missing items upon delivery. 2. Record any damaged or missing items on the receipt and freight bill. 3. -
Page 11: Temperature Ranges For Transportation, Handling And Storage
2 Transportation and Storage NOTICE: Never lift the unit by its cables or hose. 2.3 Temperature ranges for transportation, handling and storage Handling at freezing temperature At temperatures below freezing, the product and all installation equipment, including the lifting gear, must be handled with extreme care. Make sure that the product is warmed up to a temperature above the freezing point before starting up. - Page 12 2 Transportation and Storage • Before operating the unit after storage, it must be inspected. Special attention must be given to the seals and the cable entry. • The impeller or propeller must be rotated every other month to prevent the seals from sticking together.
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Page 13: Product Description
3.1 Products included Pump model Standard Ex-proof MSHA Drainage Sludge Minette 8102.082 3.2 Pump design The pump is submersible, and driven by an electric motor. Intended use The product is intended for moving waste water, sludge, raw and clean water. -
Page 14: The Data Plate
EU commission regulation 2019/1781 Article 2(2)(e). 3.6 Approvals Product approvals for hazardous locations Pump Approval Minette 8102.082 MSHA: Mine Safety and Health Administration, USA. 30CFR Part 7, Approval number 07-JA080007-0 8102.082 Minette Installation, Operation, and Maintenance Manual... - Page 15 3 Product Description The MSHA approval plate 8102.082 Minette Installation, Operation, and Maintenance Manual...
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Page 16: Installation
4 Installation 4 Installation 4.1 Precautions Before starting work, make sure that the safety instructions have been read and understood. DANGER: Electrical Hazard Before starting work on the unit, make sure that the unit and the control panel are isolated from the power supply and cannot be energized. This applies to the control circuit as well. -
Page 17: Install
4 Installation For more permanent installations with a heavily contaminated pumped liquid, a settling pump-sump is recommended. Figure 1: Settling pump-sump Discharge line requirements The discharge line can be run vertically or horizontally, but must be without sharp bends. Proper horizontal and vertical installation Improper installation with a sharp bend Fasteners... -
Page 18: Connect The Equipment
4 Installation The base should consist of a plank, a bed of coarse gravel, or a cut-down and perforated oil drum. Alternatively, the pump can be suspended with a lifting chain just above the sump bottom. Make sure that the pump cannot rotate at start-up or during operation. -
Page 19: Grounding (Earthing)
4 Installation • If the pump will be connected to the public mains, then the supply authority must be notified before installing the pump. When the pump is connected to the public power supply, it can cause flickering of incandescent lamps when started. -
Page 20: Connect The Motor Cable To The Pump
4 Installation WARNING: Electrical Hazard If the power cable is jerked loose, then the ground (earth) conductor must be the last conductor to come loose from its terminal. Make sure that the ground (earth) conductor is longer than the phase conductors at both ends of the cable. WARNING: Electrical Hazard Risk of electrical shock or burn. -
Page 21: Cable Charts
4 Installation 4.4.4 Cable charts Connection locations L1 L2 L3 T1 T2 T3 T4 Starter equipment and main Transformer leads (L1, L2, L3) Ground (earth) Capacitor Functional ground Softstarter Control leads (T1, T2, T3, T4) Level regulator Phase shifter Contactor, start relay or thermal relay Diode Thermal detector in stator... -
Page 22: Cable Charts
4 Installation Code Description Green GNYE Green-Yellow Grey Blue Yellow 4.4.5 Cable charts Motor 60 Hz, 3-phase Motor 60 Hz, 1-phase 4.5 Check the impeller rotation: Pumps without built-in motor protection Follow this procedure if your product does not have the rotation control SMART ™... - Page 23 4 Installation CAUTION: Crush Hazard The starting jerk can be powerful. Make sure nobody is close to the unit when it is started. Check the direction of rotation each time the cable has been re-connected and after phase or total supply failure. 1.
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Page 24: Operation
5 Operation 5 Operation 5.1 Precautions Before taking the unit into operation, check the following: • All recommended safety devices are installed. • The cable and cable entry have not been damaged. • All debris and waste material has been removed. NOTICE: Never operate the pump with the discharge line blocked, or the discharge valve closed. -
Page 25: Clean The Pump
5 Operation CAUTION: Crush Hazard The starting jerk can be powerful. Make sure nobody is close to the unit when it is started. CAUTION: Thermal Hazard The surfaces or parts of the unit may become hot during operation. Allow surfaces to cool before starting work, or wear heat-protective clothing. NOTICE: Make sure that the rotation of the impeller is correct. -
Page 26: Maintenance
6 Maintenance 6 Maintenance 6.1 Precautions Before starting work, make sure that the safety instructions have been read and understood. DANGER: Crush Hazard Moving parts can entangle or crush. Always disconnect and lock out power before servicing to prevent unexpected startup. Failure to do so could result in death or serious injury. -
Page 27: Torque Values
6 Maintenance Figure 3: Example of O-ring adjacent surfaces During the reassembly, always make sure that existing index markings are in line. The reassembled drive unit must always be insulation-tested and the reassembled pump must always be test-run before normal operation. 6.2 Torque values All screws and nuts must be lubricated to achieve correct tightening torque. -
Page 28: Service
6 Maintenance 10.9 1840 (2.9) (10) (24) (48) (84) (204) (399) (689) (1357) 12.9 1120 2210 (3.6) (7.2) (13) (30) (58) (100) (245) (480) (825.1) (1630) Table 3: Brass, torque Nm (lbf·ft) 2.7 (2.0) (8.1) (16.2) Hexagon screws with countersunk heads For hexagon socket head screws with countersunk head, maximum torque for all property classes must be 80% of the values for property class 8.8. - Page 29 6 Maintenance Service item Action Visible parts on 1. Check that all screws, bolts, and nuts are properly the pump and tightened. installation 2. Check the condition of the cooling jacket, strainer, cover, lifting handles, eye bolts, ropes, chains, and wires. 3.
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Page 30: Overhaul
6 Maintenance Service item Action Level sensors 1. Check the functionality. or other sensor 2. Repair or replace any damaged equipment. equipment 3. Clean and adjust the equipment. Starter 1. Check the condition and functionality. equipment 2. Contact an electrician, if necessary. Insulation 1. -
Page 31: Replace The Impeller
6 Maintenance CAUTION: Compressed Gas Hazard Air inside the chamber may cause parts or liquid to be propelled with force. Be careful when opening. Allow the chamber to de- pressurize before removal of the plug. 3. Turn the pump so that the oil hole faces downwards and let the oil run out into a container. - Page 32 6 Maintenance 2. Loosen the impeller: a) Lock the impeller to prevent rotation. Use pliers, a screwdriver, or similar. b) Remove the impeller screw and the washer. 3. Remove the diffuser. 4. Remove the impeller: a) Lock the impeller to prevent rotation. Use pliers, a screwdriver, or similar.
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Page 33: Install The Impeller
6 Maintenance c) Pull off the impeller. 6.5.2 Install the impeller 1. Prepare the shaft: a) Polish off any flaws by using a fine emery cloth. The end of the shaft must be clean and free from burrs. b) Coat the inner conic, the outer cylindrical surfaces, and the thread of the conical sleeve with a thin layer of grease. - Page 34 6 Maintenance Make sure that the conical sleeve bottoms in the impeller. 6. Assemble the impeller with the conical sleeve onto the shaft. 7. Mount the diffuser part and tighten. Continuously check that the impeller can rotate easily. Tightening torque: 22 Nm (16.2 ft-lb) If the impeller cannot rotate easily, the shaft may have been displaced relative to the main bearing.
- Page 35 6 Maintenance 10.Install the strainer and the nuts. Tightening torque: 17 Nm (12.5 ft-lb) 8102.082 Minette Installation, Operation, and Maintenance Manual...
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Page 36: Troubleshooting
7 Troubleshooting 7 Troubleshooting 7.1 General precautions Before starting work, make sure that the safety instructions have been read and understood. DANGER: Inhalation Hazard Before entering the work area, make sure that the atmosphere contains sufficient oxygen and no toxic gases. 7.2 Electrical troubleshooting DANGER: Electrical Hazard Troubleshooting a live control panel exposes personnel to hazardous voltages. -
Page 37: The Pump Does Not Stop When A Level Sensor Is Used
7 Troubleshooting Cause Remedy The pump does not start Check that: automatically, but can be • The start level regulator is functioning. Clean or started manually. replace if necessary. • All connections are intact. • The relay and contactor coils are intact. •... -
Page 38: The Pump Starts-Stops-Starts In Rapid Sequence
7 Troubleshooting Cause Remedy There is a malfunction in • Clean the level regulators. the level-sensing • Check the functioning of the level regulators. equipment. • Check the contactor and the control circuit. • Replace all defective items. The stop level is set too Raise the stop level. -
Page 39: The Pump Delivers Too Little Or No Water
7 Troubleshooting Cause Remedy The motor protection is Set the motor protection according to the data plate set too low. and if applicable the cable chart. The impeller is difficult to • Clean the impeller. rotate by hand. • Clean out the wet well. •... - Page 40 7 Troubleshooting Cause Remedy The impeller rotates in • If it is a 3-phase pump, then transpose two phase the wrong direction. leads. • If it is a 1-phase pump, then do the following: Contact a sales or authorized service representative.
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Page 41: Technical Reference
8 Technical Reference 8 Technical Reference 8.1 Application limits Data Description Media (liquid) temperature Maximum 40°C (104°F) pH of the pumped media (liquid) 5–8 Media (liquid) density 1100 kg/m³ (9.2 lb per US gal) maximum Depth of immersion Maximum 20 m (65 ft) Other For the specific weight, current, voltage, power ratings, and speed of... -
Page 42: Dimensions And Weights
8 Technical Reference • 3,300 rpm • 1.8 kW (2.4 hp) • Maximum power consumption 2.2 kW (3.0 hp) Voltage, V Rated current, A Starting current, A 3-phase, 60 Hz Motor type: • 3,300 rpm • Rated output 2.6 kW (3.5 hp) •... -
Page 43: Performance Curves
8 Technical Reference ** Totalweight Clog resistant (1-phase): 30 kg Totalweight Wear resistant (3-phase) : 32 kg Figure 5: MSHA version 8.5 Performance curves Test standard Pumps are tested in accordance with ISO 9906:2012, HI 11.6:2012. 8102.082 Minette Installation, Operation, and Maintenance Manual... - Page 44 8 Technical Reference MSHA pump version, 60 Hz [hp] / [kW] H [ft] / [m] Q [l/s] / [usgpm] 8102.082 Minette Installation, Operation, and Maintenance Manual...
- Page 48 Services AB 556782-9253 361 80 Emmaboda The original instruction is in English. All non-English www.grindex.com instructions are translations of the original instruction. Sweden Tel: +46-471-24 70 00 © 2019 Grindex Fax: +46-471-24 74 01 http://tpi.xyleminc.com 90017701_3.0_en-US_2021-07_IOM_8102.082 Minette...
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