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Multiquip ST4125G, ST6125G operation manual

Models: ST6125G ST4125G

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ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 27

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Multiquip ST4125G, ST6125G operation manual

Contents

SUBMERSIBLE PUMP OPERATION MANUALTHIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES MODEL ST4125G/ST6125GST4125G/ST6125G TABLE OF CONTENTSFloat Switches Control Box InstallationPage Symbol SAFETY INFORMATIONSAFETY MESSAGES SAFETY SYMBOLSSAFETY INFORMATION GENERAL SAFETYﬁre extinguisher ﬁrst aid kitSAFETY INFORMATION PUMP SAFETYELECTRICAL SAFETY  NEVER disconnect any emergency orLIFTING SAFETY Power Cord/Cable SafetyGrounding Safety Control Box SafetyST4125G/ST6125G SUBMERSIBLE PUMP - SPECIFICATIONS Table 1. SpeciﬁcationsModel ST6125G ST4125G/ST6125G SUBMERSIBLE PUMP - DIMENSIONSFigure 1. ST4125G/ST6125G Pump Dimensions ST4125GST4125G/ST6125G - GENERAL INFORMATION Figure 2. Submersible Pump Components ST4125G/ST6125G - COMPONENTSHow It Works FLOAT SWITCHESMechanical Float Switch Design FeaturesFigure 6. Float Switch Application Float SwitchesMounting The Float Switches FLOAT SWITCHESUsed With CB12/CB14 Control BoxesTable 3. Control Box Speciﬁcations Control BoxPower Cord Requirements CONTROL BOX INSTALLATIONControl Box Installation 3-Phase Power Installation InputTerminal Connecting SW-1WOPA Float Switches to Control BoxTable 5. Dual Float switch Connections Wire230 VAC 230/460 VAC VOLTAGE SELECTION230/460 VAC Voltage Selection MOTOR WINDING CONFIGURATIONWire Color CB12/CB14 CONTROL BOX POWER CONNECTIONS3-Phase Power Installation Output To Pump Table 6. 3Ø-230/460 VAC Input Power ConnectionsSWITCH CB12/CB14 CONTROL BOX WIRING LAYOUTFigure 9. Three Phase Control Box/Pump System Diagram CONTROLLER AC POWER TERMINAL BLOCK FLOAT SWITCH TERMINAL BLOCKFigure 11. Tilted Position Incorrect Pump PlacementControl Box Operation Manual Mode OPERATIONOPERATION Control Box Operation Auto ModeReset Button Shut-DownChanging Lubrication Oil MAINTENANCELubrication Checking Lubrication Oil LevelMAINTENANCE Impeller RemovalLong Term Storage Water Tank StorageInsulating Material Testing Electrical Insulation TestingWhy perform electrical insulation testing? What is Insulation Resistance TestingSOLUTION TROUBLESHOOTINGTable 8. Pump Troubleshooting SYMPTOMCB-12 CB12/CB14 CONTROL BOX WIRING DIAGRAMTHREE PHASE WIRING Figure 21. CB12/CB14 Control Box Wiring DiagramPage Service Department OPERATION AND PARTS MANUALHERE’S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING