Multiquip DCA10SPX4/DCA10SPXU4 Troubleshooting Generator, Generator Troubleshooting

Page 41

DCA10SPX4/DCA10SPXU4 — TROUBLESHOOTING (GENERATOR)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 17 shown below for diagnosis of the generator. If the problem cannot be remedied, consult our company's business office or service plant.

TABLE 17. GENERATOR TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

No Voltage Output

AC Voltmeter defective?

Check output voltage using a voltmeter.

 

 

 

 

Is wiring connection loose?

Check wiring and repair.

 

 

 

 

Is AVR defective?

Replace if necessary.

 

 

 

 

Defective Rotating Rectifier?

Check and replace.

 

 

 

 

Defective Exciter Field?

Check for 17.3 ohms across J & K on CN1

 

 

 

Low Voltage Output

Is engine speed correct?

Turn engine throttle lever to "High".

 

 

 

 

Is wiring connections loose?

Check wiring and repair.

 

 

 

 

Defective AVR?

Replace if necessary.

 

 

 

High Voltage Output

Is wiring connections loose?

Check wiring and repair.

 

 

 

 

Defective AVR?

Replace if necessary.

 

 

 

Circuit Breaker Tripped

Short Circuit in load?

Check load and repair.

 

 

 

 

Over current?

Confirm load requirements and reduce.

 

 

 

 

Defective circuit breaker?

Check and replace.

 

 

 

 

Over current Relay actuated?

Confirm load requirement and replace.

 

 

 

DCA10SPX4/DCA10SPXU4 — OPERATION AND PARTS MANUAL — REV. #0 (08/05/09) — PAGE 41

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Contents Model DCA10SPX4 Model DCA10SPXU4 DCA10SPX4/DCA10SPXU4 Proposition 65 Warning Diesel engine exhaust and someDCA10SPX4/DCA10SPXU4 Note Component Drawings Ordering parts has never been easier DCA10SPX4/DCA10SPXU4 Parts Ordering ProceduresDCA10SPX4/DCA10SPXU4 Specifications Dimension ft. mm DCA10SPX4/DCA10SPXU4 Dimensions TOP, Side and FrontHazard Symbols DCA10SPX4/DCA10SPXU4 Safety Message Alert SymbolsDCA10SPX4/DCA10SPXU4 Safety Message Alert Symbols Off Deadly carbon Monoxide gas General SafetyDCA10SPX4/DCA10SPXU4 Rules for Safe Operation Malfunction DCA10SPX4/DCA10SPXU4 Rules for Safe OperationBattery Safety Death Guidelines section in this manual Towing and Transporting SafetyPage DCA10SPX4/DCA10SPXU4 Installation Outdoor Installation DCA10SPX4/DCA10SPXU4 InstallationIndoor Installation MountingDCA10SPX4/DCA10SPXU4 General Information Major Components DCA10SPX4/DCA10SPXU4 Major ComponentsDCA10SPX4/DCA10SPXU4 Generator Control Panel Output Terminal Familiarization DCA-10SPX4 /U4- Output Terminal Panel FamiliarizationL5-30R Twist Lock 100 VAC Receptacle Option DCA-10SPX4 /U4 Output Terminal Panel FamiliarizationVAC Gfci Receptacle Connecting Loads DCA10SPX4/DCA10SPXU4 Load APPLICATION/MAXIMUM Amps Single Phase LoadGenerator Amperage Describes the generator’s current output capabilityLubrication Oil Circuit BreakersFuel Check Refilling the Fuel SystemRefueling Refueling ProcedureEnce Figures 16 Mm when depressed with the thumb as shown below Air Cleaner Fan Belt TensionOperation Freezing Weather Vol % Freezing PointBattery Cable Installation BatteryWiring AlternatorBefore Starting DCA10SPX4/DCA10SPXU4 Generator START-UP ProcedureEngines exhaust contains harmful emissions Direct exhaust away from nearby personnelAmmeter No Load Set the Speed Control Switch to the RUN positionEmergency Shutdown Procedure Normal Shutdown ProcedureAir Cleaner with Dust Indicator If Equipped General Inspection Air CleanerService Daily Fuel AdditionDCA10SPX4/DCA10SPXU4 Maintenance Brake Adjustment DCA10SPX4/DCA10SPXU4 Trailer MaintenanceBrakes Check the wheel and drum for free rotationSuspension Tires/Wheels/Lug NutsTire Wear/Inflation Wheel Lug Nuts Tightening Sequence Lug Nut Torque RequirementsGenerator Wiring Diagram DCA10SPX4/DCA10SPXU4 Generator Wiring DiagramEngine Wiring Diagram DCA10SPX4/DCA10SPXU4 Engine Wiring DiagramEngine Troubleshooting DCA10SPX4/DCA10SPXU4 Troubleshooting EngineDCA10SPX4/DCA10SPXU4 Troubleshooting Engine Generator Troubleshooting DCA10SPX4/DCA10SPXU4 Troubleshooting GeneratorFailure Diagnosis Lamp Code DCA10SPX4/U4 Troubleshooting PRE-HEAT Lamp CodesDCA10SPX4/DCA10SPXU4 Note DCA10SPX4/U4 Explanation of Code in Remarks Column Sample Parts ListDCA10SPX4/DCA10SPXU4 Suggested Spare Parts DCA10SPX4/DCA10SPXU4 Generator Assy 0601821374 83210001020601822630 8001070003DCA10SPX4/DCA10SPXU4 Control Panel Assy M0224000003 B02240051030601800455 Frequency METER, 45~65 Hz 0601805745 0601800281DCA10SPX4/DCA10SPXU4 Control Panel Assy 0601830771 0601806640B0214002903 M0214000003DCA10SPX4/DCA10SPXU4 Output Receptacle Assy 0601812598 06018151090601811035 0601811033DCA10SPX4/DCA10SPXU4 Engine and Radiator Assy 1638297011 B09242001741641432433 B0304200403DCA10SPX4/DCA10SPXU4 Engine and Radiator Assy 8702082004 08020811040016906015 0199900450DCA10SPX4 Battery Assy B1345200114 01653080260805002904 0037808000DCA10SPXU4 Battery Assy M0484600004 Y0602220193Y0602220920 M0344000003DCA10SPX4/DCA10SPXU4 Muffler Assy B0334000503 B03311007031526312371 0207008000DCA10SPX4/DCA10SPXU4 Fuel Tank Assy 0810105800 B03640007030810105900 B0364300403DCA10SPX4/DCA10SPXU4 Enclosure Assy M0414000102 B0414002202D3414800104 M0414800004DCA10SPX4/DCA10SPXU4 Enclosure Assy M0464000102 B046400100225A B0494500104 25A M0494500604DCA10SPX4/DCA10SPXU4 Rubber Seals Assy 0229400695 02292006500221700900 0221700640DCA10SPX4/DCA10SPXU4 Nameplate Assy 2635 0840614104B9504501204 0800650804Effective October 1, 2002 Terms and Conditions of Sale Parts Page Heres HOW to GET Help

DCA10SPXU4, DCA10SPX4 specifications

The Multiquip DCA10SPX4 and DCA10SPXU4 are highly regarded portable diesel generators that cater to a wide range of applications, from construction sites to outdoor events. These models are part of Multiquip’s popular line of reliable power solutions, designed to deliver robust performance and versatility.

At the heart of both models lies a powerful and efficient Yanmar diesel engine. The DCA10SPX4 offers a rated output of 10 kVA, while the DCA10SPXU4 provides the same output, making both models suitable for powering tools, lights, and other equipment. The Yanmar engine is known for its efficiency, offering longer run times between refueling and lower operational costs, making these generators economical choices for users.

One of the standout features of the DCA10SPX4 and DCA10SPXU4 is their durability and rugged design. Constructed with a powder-coated steel frame, these generators can withstand harsh environments and heavy use. The enclosed design reduces noise levels, making them ideal for urban jobsites or residential areas where noise restrictions may apply. Additionally, the weather-resistant design enhances their usability in unfavorable weather conditions.

Both models come equipped with advanced monitoring features and controls that make operation straightforward. An easy-to-read digital display provides real-time information regarding output voltage, frequency, and engine performance. This allows operators to monitor their generator’s performance swiftly and efficiently, ensuring smooth operation throughout usage.

In terms of safety, the DCA10SPX4 and DCA10SPXU4 incorporate various protective mechanisms. They include an automatic shutdown feature that activates in the event of low oil pressure or overheating, protecting the engine from damage. Furthermore, the generators are equipped with overload protection to prevent equipment damage from excessive loads.

Another notable characteristic is the generator's portability. Both models feature a compact design, lightweight structure, and integrated lifting hooks, making them easy to transport and position on job sites. Their user-friendly design allows for quick setup and disassembly, ensuring minimal downtime for users.

Overall, the Multiquip DCA10SPX4 and DCA10SPXU4 generators combine efficiency, durability, and user convenience, making them an outstanding choice for professionals seeking dependable power solutions in various applications. Whether powering construction tools or supporting outdoor events, these generators deliver reliable performance tailored to meet diverse energy needs.