Multiquip DCA125USI3CAN manual Troubleshooting Diagnostic lamp, Method of Operation

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Troubleshooting (Diagnostic lamp)

The engine controller of this generator diagnoses problems that arise from the engine control system and the engine itself. Press the diagnostic button (Figure 68) on the diagnostic panel to determine if an engine malfunction has occurred.

Figure 68. Diagnostic Panel

Method of Operation

1.Normally, the diagnostic lamp will be dimly lit when the MPEC Control Switch is placed in the MANUAL position.

2.If engine trouble occurs, the diagnostic lamp will be brightly lit as long as the control switch is left in the manual position.

3.The diagnostic lamp will indicate that an engine malfunction has occurred.

NOTICE

For a complete understanding of error codes and troubleshooting procedures, refer to the enclosed engine instruction manual.

NOTICE

If the engine is cranked while the diagnostic switch is in the “ON” position, the engine will not be stopped even if the starter switch is turned to the “OFF” position. In such case, turn the diagnostic switch to the “OFF” position.

page 50 — DCA125USI3CAN 60 hz Generator • operation and parts manual — rev. #2 (09/24/13)

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Contents Parts List NO. M3874400004 Model DCA125USI3CANFuel and chemical warnings Nhtsa Reporting Safety DefectsAdministrator Table of Contents DCA125USI3CAN GeneratorChoose from three easy options SaFetY SYmBolS Safety InformationSaFetY meSSageS GeNeral SaFetY Generator SafetyIf operating in speed ranges above the maximum allowable ENGiNE SafetyRestricted. If the air fl ow is „ Never use fuel as a cleaning agent FUel SaFetYTOWiNG Safety From fuel vapors or if fuel is spilled on a hot enginePower Cord/Cable Safety EleCtrICal SaFetYGrounding Safety DeathBatterY SaFetY ENvIroNmeNtal SaFetYSpecifications Model Isuzu 4HK1XYGD-03 TierDimensions DimensionsInstallation Typical Generator Grounding ApplicationMounting Outdoor InstallationIndoor Installation Generator GroundingGeneral Information Major Components Generator Control Panel Generator Control PanelPage Engine Operating Panel Fuel Gauge Indicates amount of diesel fuel available ModuleOutput Terminal Panel is provided with the following Output Terminal FamiliarizationTerminal legs O and Ground are considered bonded grounds Twist Lock Dual Voltage 120/240 VAC Receptacles Removing the Plastic Face Plate Hard Wire Hookup PanelVAC Gfci Receptacles Connecting Loads Over Current RelayLoad Application Single Phase LoadThree Phase Load Type of LoadGenerator Output Voltages Voltage Selector SwitchVoltage Selector Switch Locking Button Generator AmperageAC Voltmeter Gauge Reading How to Read the ac ammeter and ac voltage gaugesGenerator OUTPUTS/gauge reading AC Ammeter Gauge Reading3Ø-208V/1Ø-120V Uvwo Terminal Output Voltages Uvwo Terminal Output Voltages3Ø-240/139 Uvwo Terminal Output Voltages 3Ø-480/277V Uvwo Terminal Output Voltages 1Ø-240/120V Uvwo Terminal Output VoltagesLubrication Oil Inspection/SETUPCircuit Breakers Fuel CheckRefueling Procedure Only use #2 diesel fuel when refuelingCoolant Antifreeze/Summer Coolant/ Water Cleaning the RadiatorAir Cleaner Fan Belt Tension Operation in Freezing WeatherWiring BatteryBattery Cable Installation AlternatorStarting Place the engine speed switch in the LOW down positionBefore Starting Starting ManualPre-Heat Lamp To shutdown the generator, use the following procedure Normal Shutdown ProcedureEmergency Shutdown Procedure OFF/RESET positionAir Cleaner with Dust Indicator MaintenanceGeneral Inspection Air Cleaner Air Removal Fuel AdditionFuel Tank Inspection Replacing Oil Filter Radiator CleaningCheck Oil Level Flushing Out Radiator and Replacing CoolantBattery Charger & Jacket Water Heater Power Connections Coupler Type of hitch used on the trailer for towing Trailer MaintenanceTrailer Maintenance Hydraulic Surge Brakes Brake AdjustmentBrakes ActuatorSuspension Tires/Wheels/Lug NutsTire Wear/Inflation Never use an pneumatic air gun to tighten wheel lug nuts Lug Nut Torque RequirementsStart all wheel lug nuts by hand Trailer Wiring Diagram Trailer/Towing Vehicle Wiring DiagramGenerator Wiring Diagram Generator Wiring DiagramEngine Wiring Diagram Engine Wiring DiagramController Wiring Diagram Controller Wiring DiagramTroubleshooting Generator Symptom Possible Problem SolutionTroubleshooting Diagnostic lamp Method of OperationPage Explanation of Code in Remarks Column Qty Description Suggested Spare PartsTo 3 units Generator Assy FAN Part Name QTY. RemarksField Assy Coupling DiskControl box Assy Selector Switch Push Button SwitchDiagnostic Switch Part Name QTY RemarksControl box Assy Alarm Lamp Switch BracketSwitch Cover Water Temperature GaugeControl box Assy SWITCH, Fuel Pump Wire HARNESS, EngineEngine and Radiator Assy Bracket AIR Cleaner AIR CleanerINDICATOR, AIR Cleaner BAND, AIR CleanerEngine and Radiator Assy Blow by Hose ConnectorAIR Duct Hose Hose JointEngine and Radiator Assy FAN Shroud BRACKET, Inter CoolerCooler Hose BRACKET, FAN ShroudOutput Terminal Assy Terminal Cover Terminal BoardOutput Terminal Bolt Output WindowBattery Assy Battery Band BatteryBattery Sheet Battery Bolt SETMuffler Assy Gasket MufflerExhaust Pipe Bolt SETFuel Tank Assy Fuel Sender Unit Fuel TankFuel Tank CAP Fuel Tank BracketEnclosure ASSY. Part Front Frame BaseEnvironmental Tank Hose CoverEnclosure ASSY. Part Over COVER, Front Frame Back PlateDuct COVER, Radiator CAPEnclosure ASSY. Part Rear Frame Enclosure ASSY. Part Manual Pack Seal RubberWasher Side PanelRubber Seals Assy REMArks Nameplate and Decals Assy Decal NOTICE, Load Sharing French DecalNameplate and Decals Assy Decal NOTICE, Supply Wires English Decal MQ PowerPlate MQ Power Decal NOTICE, Supply Wires FrenchTerms and Conditions of Sale Parts FreIght polICYPage HERE’S HOW to GET Help