Multiquip DCA125USI manual Pre-Heat Lamp

Page 35

GENERATOR START-UP PROCEDURE

4.Depending on the temperature of the coolant (cold weather conditions), the pre-heat lamp (Figure 42) will light (ON) and remain on until the pre-heating cycle has been completed. After completion of the pre-heating cycle, the light will go OFF and the engine will start up automatically.

8.The generator’s AC-voltmeter (Figure 46) will display the generator’s output in VOLTS.

Figure 42. Pre-Heat Lamp

5.Once the engine starts, let the engine run for 1-2 minutes. Listen for any abnormal noises. If any abnormalities exist, shut down the engine and correct the problem. If the engine is running smoothly, place the engine speed switch (Figure 43) in the HIGH (up) position.

Figure 43. Engine Speed Switch (High)

6.Verify that the Engine Running status LED on the MPEC unit (Figure 44) in ON (lit) after the engine has been started

Figure 44. Engine Running LED (ON)

7.The generator’s frequency meter (Figure 45) should be displaying the 60 cycle output frequency in HERTZ.

Figure 45. Frequency Meter

Figure 46. Voltmeter

9.If the voltage is not within the specifi ed tolerance, use the voltage adjustment control knob (Figure 47) to increase or decrease the desired voltage.

Figure 47. Voltage Adjust Control Knob

10.The ammeter (Figure 48) will indicate zero amps with no load applied. When a load is applied, the ammeter will indicate the amount of current that the load is drawing from the generator.

Figure 48. Ammeter (No Load)

11.The engine oil pressure gauge (Figure 49) will indicate the oil pressure of the engine. Under normal operating conditions the oil pressure is approximately 42 to 71 psi. (290~490 kPa).

Figure 49. Oil Pressure Gauge

DCA125USI 60 HZ GEN. • OPERATION AND PARTS MANUAL — REV. #1 (03/25/11) — PAGE 35

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Contents This Manual Must Accompany the Equipment AT ALL Times Model DCA125USIProposition 65 Warning Nhtsa Reporting Safety DefectsAdministrator DCA125USI 60 Hz Generator Table of ContentsOrdering parts has never been easier Parts Ordering ProceduresSafety Messages Safety Information Always know the location of the nearest General SafetyGenerator Safety Before servicing equipment Engine SafetyFrom fuel vapors or if fuel is spilled on a hot engine Fuel SafetyTowing Safety  Never use fuel as a cleaning agent Never use gas piping as an electrical ground Electrical SafetyDevice. All installations should be Environmental Safety Battery SafetyDCA125USI SpecificationsDimensions DimensionsTypical Generator Grounding Application InstallationGenerator Grounding Outdoor InstallationIndoor Installation MountingGeneral Information Major Components Owing from the U,V, and W Output Terminal Lugs to the load Generator Control PanelPage Engine Operating Panel Engine Operating PanelModule Fuel Gauge Indicates amount of diesel fuel availableTerminal legs O and Ground are considered bonded grounds Output Terminal Panel FamiliarizationOutput Terminal Familiarization Twist Lock Dual Voltage 120/240 VAC Receptacles Removing the Plastic Face Plate Hard Wire Hookup PanelVAC Gfci Receptacles Over Current Relay Connecting LoadsLoad Application Single Phase LoadThree Phase Load Generator Output Voltages Generator OutputsAC Voltmeter Gauge Reading HOW to Read the AC Ammeter and AC Voltage GaugesGenerator OUTPUTS/GAUGE Reading 3Ø-208V/1Ø-120V Uvwo Terminal Output Voltages Output Terminal Panel ConnectionsUvwo Terminal Output Voltages 3Ø-240/139 Uvwo Terminal Output Voltages1Ø-240/120V Uvwo Terminal Output Voltages 3Ø-480/277V Uvwo Terminal Output VoltagesFuel Check INSPECTION/SETUPCircuit Breakers Lubrication OILOnly use #2 diesel fuel when refueling Refueling ProcedureOperation in Freezing Weather Cleaning the RadiatorAIR Cleaner FAN Belt Tension Coolant ANTIFREEZE/SUMMER COOLANT/ WaterAlternator BatteryBattery Cable Installation WiringStarting Manual Generator START-UP ProcedureBefore Starting StartingPre-Heat Lamp To shutdown the generator, use the following procedure Generator SHUT-DOWN ProceduresNormal Shutdown Procedure Emergency Shutdown ProcedureAir Cleaner with Dust Indicator MaintenanceGeneral Inspection AIR Cleaner AIR Removal Fuel AdditionFuel Tank Inspection Flushing OUT Radiator and Replacing Coolant Radiator CleaningCheck OIL Level Replacing Oil FilterBattery Charger & Jacket Water Heater Power Connections Coupler Type of hitch used on the trailer for towing Trailer MaintenanceTrailer Maintenance Through 8 and as listed below Brake AdjustmentBrakes Hydraulic Surge BrakesSuspension TIRES/WHEELS/LUG NutsTire Wear/Infl ation Never use an pneumatic air gun to tighten wheel lug nuts Lug Nut Torque RequirementsStart all wheel lug nuts by hand Trailer/Towing Vehicle Wiring Diagram Trailer Wiring DiagramGenerator Wiring Diagram Generator Wiring DiagramEngine Wiring Diagram Engine Wiring DiagramController Wiring Diagram Controller Wiring DiagramTroubleshooting Generator Method of Operation Troubleshooting Diagnostic LampPage Xxxxx only Not Used on Sample Parts ListExplanation of Code in Remarks Column To 3 units Suggested Spare PartsGenerator Assy FAN Part Name QTY. RemarksIncludes Items W/# Field AssyControl BOX Assy Switch Bracket Push Button SwitchDiagonastic Switch Selector SwitchControl BOX Assy SWITCH, Panel Light Switch CoverAlarm Lamp Water Temperature GaugeEngine and Radiator Assy BAND, AIR Cleaner AIR CleanerINDICATOR, AIR Cleaner Bracket AIR CleanerEngine and Radiator Assy Hose Joint ConnectorAIR Duct Hose Blow by HoseEngine and Radiator Assy BRACKET, FAN Shroud BRACKET, Inter CoolerCooler Hose FAN ShroudOutput Terminal Assy Output Window Terminal BoardOutput Terminal Bolt Terminal CoverBattery Assy Battery Bolt SET BatteryBattery Sheet Battery BandMuffler Assy Bolt SET MufflerGasket Fuel Tank Assy Connect Hose Fuel TankFuel Tank CAP Fuel Sender UnitEnclosure ASSY. Part Enclosure ASSY. PART1 Enclosure ASSY. Part COVER, Radiator CAP Back PlateDuct Over COVER, Front FrameEnclosure ASSY. Part Rear Frame Enclosure ASSY. Part Manual PAK Seal RubberWasher Rubber Seals Assy Part Name Nameplate and Decals Assy Output Terminal Group Battery GroupControl BOX Group Engine & Radiator GroupNameplate and Decals Assy Enclosure Group Fuel Tank GroupFreight Policy Terms and Conditions of Sale PartsPage HERE’S HOW to GET Help
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DCA125USI specifications

The Multiquip DCA125USI is a high-performance portable diesel generator renowned for its reliability, efficiency, and robust construction, making it an ideal choice for construction sites, events, and remote locations requiring continuous power. Engineered for durability, this generator features a solid and compact design that allows seamless transport while providing ample power to meet demanding applications.

One of the standout features of the DCA125USI is its powerful 125 kVA output, capable of supplying electricity to a wide range of equipment simultaneously. With a fuel-efficient Tier 4 compliant engine, this generator not only delivers high performance but also addresses environmental concerns through reduced emissions. Operating at low noise levels, the DCA125USI ensures a quieter work environment, making it suitable for urban areas and noise-sensitive locations.

In terms of technology, the DCA125USI is equipped with a state-of-the-art digital control panel that offers advanced monitoring capabilities, allowing users to easily track the generator's performance, fuel consumption, and overall health. This user-friendly interface simplifies operation and enhances the overall experience for users, whether they are seasoned professionals or first-time operators. Additionally, the generator is fitted with automatic voltage regulation (AVR), which provides stable power output, protecting connected equipment from voltage fluctuations.

Safety is a priority with the Multiquip DCA125USI, as evidenced by its comprehensive set of protection features, including low oil pressure shutdown, high-temperature shutdown, and overload protection. These safety mechanisms ensure the longevity of the engine and the generator's components while safeguarding connected equipment against potential damage.

Another notable characteristic is its large fuel tank, which allows for extended run times, reducing the need for frequent refueling. This feature is particularly beneficial in situations where access to fuel is limited or where continuous operation is critical.

In conclusion, the Multiquip DCA125USI is a versatile and dependable portable diesel generator, catering to a wide variety of applications. Its combination of high output, advanced technology, and robust safety features make it an excellent investment for contractors, event organizers, and anyone in need of reliable power in challenging environments. With this generator, users can have peace of mind knowing they have a powerful energy solution at their disposal.