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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Multiquip operation manual DCA10SPX4/DCA10SPXU4 Troubleshooting Generator, Generator Troubleshooting

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.