Manuals / Multiquip / Lawn and Garden / Portable Generator

Multiquip DCA-70USI operation manual

Models: DCA-70USI

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PAGE 2 — DCA-70USI (50 Hz) — OPERATION AND PARTS MANUAL — REV. #1 (04/22/05)

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Contents

MODEL DCA-70USI PARTS LIST NO. M2900000314OPERATION AND PARTS MANUAL ULTRA-SILENTTM SERIESPage SERVICE DEPARTMENT HERES HOW TO GET HELPNUMBER ON-HAND WHEN CALLING WARRANTYDEPARTMENTSpecification and part TABLE OF CONTENTSMQ POWER DCA-70USI50HZ ULTRA-SILENTGENERATOR ISUZU FF- 4BG1T ENGINEplease supply the following information PARTS ORDERING PROCEDURESWhen ordering parts Extra DiscountsTable 2. Engine Specifications DCA-70USI50 Hz — SPECIFICATIONSTable 1. Generator Specifications 1500 rpmTABLE 3. DIMENSIONS DCA-70USI50 Hz — DIMENSIONS TOP, SIDE AND FRONTFigure 1. Dimensions Dimension ft. mmSAFETY MESSAGE ALERT SYMBOLS DCA- 70USI 50 Hz — SAFETY MESSAGE ALERT SYMBOLSHAZARD SYMBOLS Ultra Silent GeneratorCAUTION - ACCIDENTAL STARTING DCA- 70USI 50 Hz — SAFETY MESSAGE ALERT SYMBOLSWARNING - ROTATING PARTS CAUTION - OVER-SPEEDCONDITIONSDANGER - READTHIS MANUAL General SafetyDCA-70USI50 Hz — RULES FOR SAFE OPERATION Generator Grounding Electrical SafetyDCA-70USI50 Hz — RULES FOR SAFE OPERATION DANGER - ELECTROCUTION HAZARDSDANGER - EXPLOSION HAZARDS Maintenance SafetyBattery Safety DCA-70USI50 Hz — RULES FOR SAFE OPERATIONDCA-70USI50 Hz — RULES FOR SAFE OPERATION Towing &Transporting SafetyEmergencies 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 ApplicationIndoor Installation DCA-70USI50 Hz — INSTALLATIONOutdoor Installation CAUTION - EXHAUST HAZARDEngine Operating Panel DCA-70USI50 Hz — GENERAL INFORMATIONGenerator Generator Control PanelFigure 5. Major Components DCA-70USI50 Hz — MAJOR COMPONENTSTable 4. Generator 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 Panel Output Terminal FamiliarizationFigure 8. Output Terminal Panel Figure 11. Voltage Regulator Control Knob 100VAC GFCI ReceptaclesFigure 9. G.F.C.I. Receptacle Figure 10. 100/100V Twist-LockBlower Fan Connecting LoadsFigure 13. Connecting Loads Over Current Relay Figure 15. Blower Fan FuseThree Phase Load Single Phase LoadTable 5. Power Factor By Load DCA-70USI50 Hz — LOAD APPLICATIONVoltage Selector Switch Locking Button Voltage Selector SwitchFigure 16. Voltage Selector Switch DCA-70USI50 Hz — GENERATOR OUTPUTS139VThree Phase Position How to Read the OutputTerminal GaugesFigure 17. Voltage Selector Switch DCA-70USI50 Hz — GAUGE READINGUVWO Terminal Output Voltages Three-PhasePositionFigure 25. Voltage Selector Switch 240/139V 3Ø 220/127 Output Terminal Lug Voltages1Ø 200V/100V Output Terminal Lug Voltages Figure 27. Voltage Selector Switch 480/277V3Ø 440/254 Output Terminal Lug Voltages Figure 28. Output Terminal LugsLubrication Oil DCA-70USI50 Hz — PRE-SETUPCircuit Breakers Fuel CheckWARNING - RESPIRATORY HAZARDS DCA-70USI50 Hz — PRE-SETUPRefueling Procedure Figure 34. Fueling the GeneratorTable 10. Coolant Capacity Cleaning the RadiatorAir Cleaner Fan Belt TensionFigure 38. Battery Connections BatteryBattery Cable Installation CAUTION - BATTERY SERVICING SAFETYBefore Starting Figure 41. Voltage Selector SwitchFigure 44. MPEC Control Switch Manual Position CAUTION - LETHAL EXHAUST HAZARDFigure 45. Engine Running LED ON Figure 48.Voltage Adjust Control KnobFigure 51. Coolant Temperature Gauge Figure 46. Frequency Meter HzShutdown Procedure Starting Auto ModeCAUTION - BACKUP GENERATOR USE WARNING - AUTO MODE MAINTENANCEAir Cleaner with Dust Indicator DCA-70USI50 Hz — MAINTENANCETABLE 12. INSPECTION/MAINTENANCE Service DailyCheck Oil Level Cleaning the Fuel StrainerAir Removal Replacing Oil FilterDCA-70USI50 Hz —TRAILERMAINTENANCE Trailer MaintenanceBrakes DCA-70USI50 Hz —TRAILERMAINTENANCEBrake Adjustment Hydraulic Surge BrakesTireWear/Inflation Tires/Wheels/Lug NutsCAUTION - EYESIGHT HAZARD SuspensionFigure 59. Wheel Lug Nuts Tightening Sequence DCA-70USI50 Hz —TRAILERMAINTENANCELug Nut Torque Requirements 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 DiagramCheck output voltage using a voltmeter DCA-70USI50 Hz —TROUBLESHOOTINGGENERATORTABLE 17. GENERATOR TROUBLESHOOTING Is wiring connection loose?SYMPTOM DCA-70USI50 Hz —TROUBLESHOOTINGENGINE CONTROLLERTABLE 18. ENGINE CONTROLLER TROUBLESHOOTING MPEC POSSIBLE PROBLEMItems Found In the “Items Number” Column EXPLANATION OF CODE IN REMARKS COLUMNItems Found In the “Remarks” Column noticeW/ISUZU FF4BG1T DIESEL ENGINE 1TO 3 UNITS DCA-70USI50 Hz — SUGGESTED SPARE PARTSDCA-70USI50 Hz WHISPERWATTGENRATOR DCA-70USI50 HZ — GENERATOR ASSY GENERATOR ASSYPART NAME DCA-70USI50 Hz — GENERATOR ASSYPART NO REMARKSDCA-70USI50 Hz — CONTROL BOX ASSY CONTROL BOX ASSYPART NAME DCA-70USI50 Hz — CONTROL BOX ASSYPART NO REMARKSDCA-70USI50 Hz — CONTROL BOX ASSY. CONT PART NO DCA-70USI50 Hz — CONTROL BOX ASSY. CONTCONTROL BOX ASSY PART NAMEDCA-70USI50 Hz — ENGINE AND RADIATOR ASSY ENGINE AND RADIATOR ASSYPART NO DCA-70USI50 Hz — ENGINE AND RADIATOR ASSYENGINE AND RADIATOR ASSY PART NAMEDCA-70USI50 Hz — ENGINE AND RADIATOR ASSY. CONT PART NO DCA-70USI50 Hz — ENGINE AND RADIATOR ASSY. CONTENGINE AND RADIATOR ASSY PART NAMEDCA-70USI50 Hz — OUTPUTTERMINAL ASSY OUTPUT TERMINAL ASSYPART NAME DCA-70USI50 Hz — OUTPUTTERMINAL ASSYPART NO REMARKSDCA-70USI50 Hz — BATTERY ASSY BATTERY ASSYPART NO DCA-70USI50 Hz — BATTERY ASSYBATTERY ASSY PART NAMEDCA-70USI50 Hz — MUFFLER ASSY MUFFLER ASSYPART NO DCA-70USI50 Hz — MUFFLER ASSYMUFFLER ASSY PART NAMEDCA-70USI50 Hz — FUEL TANK ASSY FUEL TANK ASSYPART NO DCA-70USI50 Hz — FUEL TANK ASSYFUEL TANK ASSY PART NAMEDCA-70USI50 Hz — ENCLOSURE #1 ASSY ENCLOSURE #1 ASSYPART NO DCA-70USI50 Hz — ENCLOSURE #1 ASSYENCLOSURE #1 ASSY PART NAMEDCA-70USI50 Hz — ENCLOSURE #1 ASSY. CONT PART NAME DCA-70USI50 Hz — ENCLOSURE #1 ASSY. CONTPART NO 0010120050DCA-70USI50 Hz — ENCLOSURE #2 ASSY ENCLOSURE #2 ASSYPART NO DCA-70USI50 Hz — ENCLOSURE #2 ASSYENCLOSURE #2 ASSY PART NAMEDCA-70USI50 Hz — RUBBER SEALS ASSY RUBBER SEALS ASSYPART NO DCA-70USI50 Hz — RUBBER SEALS ASSYRUBBER SEALS ASSY PART NAMEDCA-70USI50 Hz — NAME PLATE AND DECALS ASSY NAMEPLATE AND DECALS ASSYPART NO DCA-70USI50 Hz — NAME PLATE AND DECALS ASSYNAMEPLATE AND DECALS ASSY PART NAME2.ToobtainaReturnMaterialAuthorization TERMS AND CONDITIONS OF SALE — PARTSSPECIAL EXPEDITING SERVICE Effective:October 1,NOTE PAGE SERVICE DEPARTMENT HERES HOW TO GET HELPNUMBER ON-HAND WHEN CALLING WARRANTYDEPARTMENT