Manuals / Multiquip / Lawn and Garden / Portable Generator

Multiquip DCA125USJ DCA-125USJ - MAJOR COMPONENTS, Generator Major Components, Description

Models: DCA125USJ

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DCA-125USJ — MAJOR COMPONENTS

Table 3. Generator Major Components

ITEM NO.	DESCRIPTION

1	Muffler Assembly

2	Engine Assembly

3	Enclosure Assembly

4	Generator Assembly

5	Output Terminal Assembly

6	Fuel Tank Assembly

7	Battery Assembly

8	Generator Control Panel Assembly

9	Engine Operating Panel Assembly

Figure 5. Major Components

DCA-125USJ — OPERATION AND PARTS MANUAL — REV. #2 (01/27/11) — PAGE 19

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Multiquip DCA125USJ DCA-125USJ - MAJOR COMPONENTS, Generator Major Components, Description, Muffler Assembly, Item No

Contents

60 Hz GENERATOR OPERATION AND PARTS MANUALPARTS LIST NO. M3870400004 MODEL DCA125USJPAGE 2 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE NOTE PAGEMQ POWER DCA12USJ TABLE OF CONTENTSSpecification and part NOTEnumber are subject to change without noticeChoose from three easy options PARTS ORDERING PROCEDURESWhen ordering parts, please supply Ordering parts has never been easierPAGE 6 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DCA-125USJ - SPECIFICATIONSTable 1. Generator Specifications Table 2. Engine SpecificationsFigure 1. Dimensions DCA-125USJ - DIMENSIONS TOP, SIDE AND FRONTDCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE DANGER DCA-125USJ - SAFETY INFORMATIONSAFETY MESSAGES SAFETY SYMBOLSﬁre extinguisher DCA-125USJ - SAFETY INFORMATIONGENERAL SAFETY GENERATOR SAFETY„ NEVER operate the engine with heat shields or guards removed ENGINE SAFETYDCA-125USJ - SAFETY INFORMATION DANGERDANGER FUEL SAFETYTOWING SAFETY DCA-125USJ - SAFETY INFORMATIONDCA-125USJ - SAFETY INFORMATION ELECTRICAL SAFETYGrounding Safety Power Cord/Cable SafetyDANGER BATTERY SAFETYENVIRONMENTAL SAFETY DCA-125USJ - SAFETY INFORMATIONFigure 2. Generator Decals DCA-125USJ - GENERATOR DECALSPAGE 14 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 Figure 3. Generator Decals Cont DCA-125USJ - GENERATOR DECALSDCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE Figure 4. Typical Generator Grounding Application DCA-125USJ - INSTALLATIONPAGE 16 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 CAUTION - EXHAUST HAZARD DCA-125USJ - INSTALLATIONOutdoor Installation Indoor InstallationGenerator Control Panel DCA-125USJ - GENERAL INFORMATIONDCA-125USJ Series Familiarization Generator Engine Operating PanelEnclosure Assembly DCA-125USJ - MAJOR COMPONENTSMuffler Assembly Engine AssemblyPAGE 20 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 NOTE PAGE Over-Current Relay  Voltage Rectifer AVR  Starter Relay DCA-125USJ - GENERATOR CONTROL PANEL Current Transformer  Voltage Selector Switch The Control Box is equipped with the following major componentsFigure 7. Engine Operating Panel DCA-125USJ - ENGINE OPERATING PANELPAGE 22 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DCA-125USJ - ENGINE OPERATING PANEL The “OutputTerminal Panel ” Figure 8 is provided with the DCA-125USJ - OUTPUT TERMINAL PANEL FAMILIARIZATIONOutput Terminal Familiarization Output Terminal Panel120VAC GFCI Receptacles DCA-125USJ - OUTPUT TERMINAL PANEL FAMILIARIZATIONTwist Lock Dual Voltage 120/240 VAC Receptacles Figure 15. Blower Fan Fuse Connecting LoadsFigure 13. Connecting Loads Over Current Relay Blower FanDANGER - ELECTRICAL SYSTEM HAZARDS Single Phase LoadThree Phase Load DCA-125USJ - LOAD APPLICATIONDCA-125USJ - GENERATOR OUTPUTS Voltage Selector SwitchFigure 16. Voltage Selector Switch Voltage Selector Switch Locking ButtonReading Amperage How to Read the OutputTerminal GaugesFigure 17. Voltage Selector Switch 139VThree Phase Position DCA-125USJ - GAUGE READING3Ø 208V/1Ø120V Output Terminal Lug Voltages DCA-125USJ - OUTPUT TERMINAL PANEL CONNECTIONSUVWO Terminal Output Voltages 3Ø 240/139 Output Terminal Lug Voltages3Ø 480/277 Output Terminal Lug Voltages DCA-125USJ - OUTPUT TERMINAL PANEL CONNECTIONS1Ø 240V/120V Output Terminal Lug Voltages Fuel Check DCA-125USJ - PRE-SETUPCircuit Breakers Lubrication OilDCA-125USJ - PRE-SETUP Refueling ProcedureWARNING - RESPIRATORY HAZARDS refuelingWARNING - BURN HAZARDS Cleaning the RadiatorAir Cleaner Table 12. Anti-Freeze Operating TemperaturesWiring BatteryBattery Cable Installation CAUTION - BATTERY SERVICING SAFETYWARNING - STARTINGTHE GENERATOR DCA-125USJ - GENERATOR START-UP PROCEDURE MANUALBefore Starting CAUTION - LETHAL EXHAUST HAZARDFigure 45. Frequency Meter Hz DCA-125USJ - GENERATOR START-UP PROCEDURE MANUALFigure 50. Coolant Temperature Gauge Figure 46. Voltmeter Figure 47. Voltage Adjust Control KnobCAUTION - BACKUP GENERATOR USE DCA-125USJ - GENERATOR START-UP PROCEDURE AUTO MODEWARNING - AUTO MODE MAINTENANCE CAUTION - ENGINE SPEED SWITCHFigure 55. MPEC Control Switch Off/Reset DCA-125USJ - GENERATOR SHUT-DOWN PROCEDURENormal Shutdown Procedure Emergency Shutdown ProcedureGeneral Inspection DCA-125USJ - MAINTENANCEAir Cleaner with Dust Indicator Service DailyReplacing Oil Filter DCA-125USJ - MAINTENANCEAir Removal Check Oil LevelDCA-125USJ - MAINTENANCE battery chargerHydraulic Surge Brakes DCA-125USJ -TRAILER BRAKES MAINTENANCEBrake Adjustment BrakesSuspension DCA-125USJ -TRAILER MAINTENANCETires/Wheels/Lug Nuts CAUTION - EYESIGHT HAZARDDCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE DCA-125USJ -TRAILER MAINTENANCELug Nut Torque Requirements Figure 59. Wheel Lug Nuts Tightening SequenceFigure 60. Trailer/Towing Vehicle Wiring Diagram DCA-125USJ -TRAILERWIRING DIAGRAMPAGE 46 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 Figure 61. Generator Wiring Diagram DCA-125USJ - GENERATORWIRING DIAGRAMDCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE Figure 62. Engine Wiring Diagram DCA-125USJ - ENGINEWIRING DIAGRAMPAGE 48 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 POSSIBLE PROBLEM DCA-125USJ -TROUBLESHOOTING GENERATORTABLE 18. GENERATOR TROUBLESHOOTING SYMPTOMTABLE 19. ENGINE CONTROLLER TROUBLESHOOTING MPEC DCA-125USJ -TROUBLESHOOTING ENGINE CONTROLLERPAGE 50 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE NOTE PAGENO. Column SAMPLE PARTS LISTDCA-125USJ - EXPLANATION OF CODE IN REMARKS COLUMN QTY. ColumnPart number on this Suggested Spare Parts DCA-125USJ - SUGGESTED SPARE PARTSDescription DCA-125USJW/JOHN DEERE 4045TF275 DIESEL ENGINE 1 TO 3 UNITSGENERATOR ASSY DCA-125USJ - GENERATOR ASSYPAGE 54 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - GENERATOR ASSYREMARKS CONTROL BOX ASSY DCA-125USJ - CONTROL BOX ASSYPAGE 56 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 FCF-6 45~65Hz DCA-125USJ - CONTROL BOX ASSYPART NAME REMARKSPAGE 58 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DCA-125USJ - CONTROL BOX ASSYREMARKS DCA-125USJ - CONTROL BOX ASSYWIRE HARNESS, GENERATOR PART NAMEENGINE AND RADIATOR ASSY DCA-125USJ - ENGINE AND RADIATOR ASSYPAGE 60 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 JOHN DEERE 6068TF275 DCA-125USJ - ENGINE AND RADIATOR ASSYPART NAME REMARKSENGINE & RADIATOR ASSY DCA-125USJ - ENGINE AND RADIATOR ASSYPAGE 62 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - ENGINE AND RADIATOR ASSYENGINE & RADIATOR ASSY OUTPUT TERMINAL ASSY DCA-125USJ - OUTPUTTERMINAL ASSYPAGE 64 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 OUTPUT TERMINAL ASSY DCA-125USJ - OUTPUTTERMINAL ASSYPART NAME REMARKSBATTERY ASSY DCA-125USJ - BATTERY ASSYPAGE 66 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 REMARKS DCA-125USJ - BATTERY ASSYBATTERY PART NAMEMUFFLER ASSY DCA-125USJ - MUFFLER ASSYPAGE 68 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - MUFFLER ASSYREMARKS FUEL TANK ASSY DCA-125USJ - FUELTANK ASSYPAGE 70 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - FUELTANK ASSYENCLOSURE #1 ASSY DCA-125USJ - ENCLOSURE #1 ASSYPAGE 72 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - ENCLOSURE #1 ASSYREMARKS PAGE 74 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DCA-125USJ - ENCLOSURE #1 ASSYPART NAME DCA-125USJ - ENCLOSURE #1 ASSYREMARKS ENCLOSURE #2 ASSY DCA-125USJ - ENCLOSURE #2 ASSYPAGE 76 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - ENCLOSURE #2 ASSYREMARKS RUBBER SEALS ASSY DCA-125USJ - RUBBER SEALS ASSYPAGE 78 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 PART NAME DCA-125USJ - RUBBER SEALS ASSYNAMEPLATE AND DECALS ASSY DCA-125USJ - NAMEPLATE AND DECALS ASSYPAGE 80 - DCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 DECAL, CONNECTION OF OUTPUT CABLE DCA-125USJ - NAMEPLATE AND DECALS ASSYPART NAME REMARKSFREIGHT POLICY TERMS AND CONDITIONS OF SALE - PARTSSPECIAL EXPEDITING SERVICE PAYMENT TERMSDCA-125USJ - OPERATION AND PARTS MANUAL - REV. #2 01/27/11 - PAGE NOTE PAGEWarranty Department HERE’S HOW TO GET HELPPLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING Service Department

DCA-125USJ — MAJOR COMPONENTS

Table 3. Generator Major Components

DESCRIPTION

Muffler Assembly

Engine Assembly

Enclosure Assembly

Generator Assembly

Output Terminal Assembly

Fuel Tank Assembly

Battery Assembly

Generator Control Panel Assembly

Engine Operating Panel Assembly

Figure 5. Major Components