Manuals / Multiquip / Lawn and Garden / Portable Generator

Multiquip operation manual DCA-70USI50 Hz — ENGINE AND RADIATOR ASSY. CONT

Models: DCA-70USI

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DCA-70USI (50 Hz) — ENGINE AND RADIATOR ASSY. (CONT.)

DCA-70USI (50 Hz) — ENGINE AND RADIATOR ASSY. (CONT.)

ENGINE AND RADIATOR ASSY.

PAGE 60 — DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05)

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Multiquip operation manual DCA-70USI50 Hz — ENGINE AND RADIATOR ASSY. CONT

Contents

PARTS LIST NO. M2900000314 OPERATION AND PARTS MANUALMODEL DCA-70USI ULTRA-SILENTTM SERIESPage HERES HOW TO GET HELP NUMBER ON-HAND WHEN CALLINGSERVICE DEPARTMENT WARRANTYDEPARTMENTTABLE OF CONTENTS MQ POWER DCA-70USI50HZ ULTRA-SILENTGENERATORSpecification and part ISUZU FF- 4BG1T ENGINEPARTS ORDERING PROCEDURES When ordering partsplease supply the following information Extra DiscountsDCA-70USI50 Hz — SPECIFICATIONS Table 1. Generator SpecificationsTable 2. Engine Specifications 1500 rpmDCA-70USI50 Hz — DIMENSIONS TOP, SIDE AND FRONT Figure 1. DimensionsTABLE 3. DIMENSIONS Dimension ft. mmDCA- 70USI 50 Hz — SAFETY MESSAGE ALERT SYMBOLS HAZARD SYMBOLSSAFETY MESSAGE ALERT SYMBOLS Ultra Silent GeneratorDCA- 70USI 50 Hz — SAFETY MESSAGE ALERT SYMBOLS WARNING - ROTATING PARTSCAUTION - ACCIDENTAL STARTING CAUTION - OVER-SPEEDCONDITIONSGeneral Safety DCA-70USI50 Hz — RULES FOR SAFE OPERATIONDANGER - READTHIS MANUAL Electrical Safety DCA-70USI50 Hz — RULES FOR SAFE OPERATIONGenerator Grounding DANGER - ELECTROCUTION HAZARDSMaintenance Safety Battery SafetyDANGER - EXPLOSION HAZARDS DCA-70USI50 Hz — RULES FOR SAFE OPERATIONTowing &Transporting Safety EmergenciesDCA-70USI50 Hz — RULES FOR SAFE OPERATION DCA-70USI50 Hz — GENERATOR DECALS Figure 2. Generator DecalsDCA-70USI50 Hz — GENERATOR DECALS Figure 3. Generator Decals Cont inuedDCA-70USI50 Hz — INSTALLATION Figure 4.Typical Generator Grounding ApplicationDCA-70USI50 Hz — INSTALLATION Outdoor InstallationIndoor Installation CAUTION - EXHAUST HAZARDDCA-70USI50 Hz — GENERAL INFORMATION GeneratorEngine Operating Panel Generator Control PanelDCA-70USI50 Hz — MAJOR COMPONENTS Table 4. Generator Major ComponentsFigure 5. Major Components 1Muffler Assembly 2 Engine AssemblyNOTE PAGE DCA-70USI50 Hz — GENERATOR CONTROL PANEL Figure 6. Generator Control PanelDCA-70USI50 Hz — ENGINE OPERATING PANEL Figure 7. Engine Operating PanelDCA-70USI50 Hz — ENGINE OPERATING PANEL 11.Auto On/Off Engine Controller MPEC –Output Terminal Familiarization Figure 8. Output Terminal PanelOutput Terminal Panel 100VAC GFCI Receptacles Figure 9. G.F.C.I. ReceptacleFigure 11. Voltage Regulator Control Knob Figure 10. 100/100V Twist-LockConnecting Loads Figure 13. Connecting Loads Over Current RelayBlower Fan Figure 15. Blower Fan FuseSingle Phase Load Table 5. Power Factor By LoadThree Phase Load DCA-70USI50 Hz — LOAD APPLICATIONVoltage Selector Switch Figure 16. Voltage Selector SwitchVoltage Selector Switch Locking Button DCA-70USI50 Hz — GENERATOR OUTPUTSHow to Read the OutputTerminal Gauges Figure 17. Voltage Selector Switch139VThree Phase Position DCA-70USI50 Hz — GAUGE READINGThree-PhasePosition Figure 25. Voltage Selector Switch 240/139VUVWO Terminal Output Voltages 3Ø 220/127 Output Terminal Lug VoltagesFigure 27. Voltage Selector Switch 480/277V 3Ø 440/254 Output Terminal Lug Voltages1Ø 200V/100V Output Terminal Lug Voltages Figure 28. Output Terminal LugsDCA-70USI50 Hz — PRE-SETUP Circuit BreakersLubrication Oil Fuel CheckDCA-70USI50 Hz — PRE-SETUP Refueling ProcedureWARNING - RESPIRATORY HAZARDS Figure 34. Fueling the GeneratorCleaning the Radiator Air CleanerTable 10. Coolant Capacity Fan Belt TensionBattery Battery Cable InstallationFigure 38. Battery Connections CAUTION - BATTERY SERVICING SAFETYFigure 41. Voltage Selector Switch Figure 44. MPEC Control Switch Manual PositionBefore Starting CAUTION - LETHAL EXHAUST HAZARDFigure 48.Voltage Adjust Control Knob Figure 51. Coolant Temperature GaugeFigure 45. Engine Running LED ON Figure 46. Frequency Meter HzStarting Auto Mode CAUTION - BACKUP GENERATOR USEShutdown Procedure WARNING - AUTO MODE MAINTENANCEDCA-70USI50 Hz — MAINTENANCE TABLE 12. INSPECTION/MAINTENANCEAir Cleaner with Dust Indicator Service DailyCleaning the Fuel Strainer Air RemovalCheck Oil Level Replacing Oil FilterDCA-70USI50 Hz —TRAILERMAINTENANCE Trailer MaintenanceDCA-70USI50 Hz —TRAILERMAINTENANCE Brake AdjustmentBrakes Hydraulic Surge BrakesTires/Wheels/Lug Nuts CAUTION - EYESIGHT HAZARDTireWear/Inflation SuspensionDCA-70USI50 Hz —TRAILERMAINTENANCE Lug Nut Torque RequirementsFigure 59. Wheel Lug Nuts Tightening Sequence Table 16. Tire Torque RequirementsDCA-70USI50 Hz —TRAILERWIRING DIAGRAM Figure 60. Trailer/Towing Vehicle Wiring DiagramDCA-70USI50 Hz — GENERATORWIRING DIAGRAM Figure 61. Generator Wiring DiagramDCA-70USI50 Hz — ENGINEWIRING DIAGRAM Figure 62. Engine Wiring DiagramDCA-70USI50 Hz —TROUBLESHOOTINGGENERATOR TABLE 17. GENERATOR TROUBLESHOOTINGCheck output voltage using a voltmeter Is wiring connection loose?DCA-70USI50 Hz —TROUBLESHOOTINGENGINE CONTROLLER TABLE 18. ENGINE CONTROLLER TROUBLESHOOTING MPECSYMPTOM POSSIBLE PROBLEMEXPLANATION OF CODE IN REMARKS COLUMN Items Found In the “Remarks” ColumnItems Found In the “Items Number” Column noticeDCA-70USI50 Hz — SUGGESTED SPARE PARTS DCA-70USI50 Hz WHISPERWATTGENRATORW/ISUZU FF4BG1T DIESEL ENGINE 1TO 3 UNITS DCA-70USI50 HZ — GENERATOR ASSY GENERATOR ASSYDCA-70USI50 Hz — GENERATOR ASSY PART NOPART NAME REMARKSDCA-70USI50 Hz — CONTROL BOX ASSY CONTROL BOX ASSYDCA-70USI50 Hz — CONTROL BOX ASSY PART NOPART NAME REMARKSDCA-70USI50 Hz — CONTROL BOX ASSY. CONT DCA-70USI50 Hz — CONTROL BOX ASSY. CONT CONTROL BOX ASSYPART NO PART NAMEDCA-70USI50 Hz — ENGINE AND RADIATOR ASSY ENGINE AND RADIATOR ASSYDCA-70USI50 Hz — ENGINE AND RADIATOR ASSY ENGINE AND RADIATOR ASSYPART NO PART NAMEDCA-70USI50 Hz — ENGINE AND RADIATOR ASSY. CONT DCA-70USI50 Hz — ENGINE AND RADIATOR ASSY. CONT ENGINE AND RADIATOR ASSYPART NO PART NAMEDCA-70USI50 Hz — OUTPUTTERMINAL ASSY OUTPUT TERMINAL ASSYDCA-70USI50 Hz — OUTPUTTERMINAL ASSY PART NOPART NAME REMARKSDCA-70USI50 Hz — BATTERY ASSY BATTERY ASSYDCA-70USI50 Hz — BATTERY ASSY BATTERY ASSYPART NO PART NAMEDCA-70USI50 Hz — MUFFLER ASSY MUFFLER ASSYDCA-70USI50 Hz — MUFFLER ASSY MUFFLER ASSYPART NO PART NAMEDCA-70USI50 Hz — FUEL TANK ASSY FUEL TANK ASSYDCA-70USI50 Hz — FUEL TANK ASSY FUEL TANK ASSYPART NO PART NAMEDCA-70USI50 Hz — ENCLOSURE #1 ASSY ENCLOSURE #1 ASSYDCA-70USI50 Hz — ENCLOSURE #1 ASSY ENCLOSURE #1 ASSYPART NO PART NAMEDCA-70USI50 Hz — ENCLOSURE #1 ASSY. CONT DCA-70USI50 Hz — ENCLOSURE #1 ASSY. CONT PART NOPART NAME 0010120050DCA-70USI50 Hz — ENCLOSURE #2 ASSY ENCLOSURE #2 ASSYDCA-70USI50 Hz — ENCLOSURE #2 ASSY ENCLOSURE #2 ASSYPART NO PART NAMEDCA-70USI50 Hz — RUBBER SEALS ASSY RUBBER SEALS ASSYDCA-70USI50 Hz — RUBBER SEALS ASSY RUBBER SEALS ASSYPART NO PART NAMEDCA-70USI50 Hz — NAME PLATE AND DECALS ASSY NAMEPLATE AND DECALS ASSYDCA-70USI50 Hz — NAME PLATE AND DECALS ASSY NAMEPLATE AND DECALS ASSYPART NO PART NAMETERMS AND CONDITIONS OF SALE — PARTS SPECIAL EXPEDITING SERVICE2.ToobtainaReturnMaterialAuthorization Effective:October 1,NOTE PAGE HERES HOW TO GET HELP NUMBER ON-HAND WHEN CALLINGSERVICE DEPARTMENT WARRANTYDEPARTMENT