DCA-400SSK —TROUBLESHOOTING (ENGINE)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use the tables shown for

diagnosis based on the Engine Troubleshooting (Table 16). If the problem cannot be remedied, consult our company's business office or service plant.

TABLE 16. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

No fuel?

Replenish fuel.

 

 

 

 

Air in the fuel system?

Bleed system.

 

 

 

 

Water in the fuel system?

Remove water from fuel tank.

 

 

 

 

Fuel pipe clogged?

Clean fuel pipe.

 

 

 

 

Fuel filter clogged?

Clean or change fuel filter.

 

 

 

 

Excessively high viscosity of fuel

Use the specified fuel or engine oil.

 

or engine oil at low temperature?

 

 

 

 

 

 

Fuel with low cetane number?

Use the specified fuel.

 

 

 

 

Fuel leak due to loose injection

Tighten nut.

 

pipe retaining nut?

 

 

 

 

 

Engine does not start.

Incorrect injection timing?

Adjust.

 

 

 

 

Fuel cam shaft worn?

Replace.

 

 

 

 

Injection nozzle clogged?

Clean injection nozzle.

 

 

 

 

Injection pump malfunctioning?

Repair or replace.

 

 

 

 

Seizure of crankshaft, camshaft,

Repair or replace.

 

piston, cylinder liner or bearing?

 

 

 

 

 

 

Compression leak from cylinder?

Replace head gasket, tighten cylinder head bolt, glow plug and

 

nozzle holder.

 

 

 

 

 

 

Improper valve timing?

Correct or replace timing gear.

 

 

 

 

Piston ring and liner worn?

Replace.

 

 

 

 

Excessive valve clearance?

Adjust.

 

 

 

 

Battery discharged?

Charge battery.

 

 

 

Starter does not run.

Starter malfunctioning?

Repair or replace.

 

 

Key switch malfunctioning?

Repair or replace.

 

 

 

 

 

Wiring disconnected?

Connect wiring.

 

 

 

PAGE 62 — DCA-400SSK — PARTS AND OPERATION MANUAL (STD)— REV. #3 (09/17/01)

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Multiquip operation manual DCA-400SSK -TROUBLESHOOTING Engine

DCA-400SSK specifications

The Multiquip DCA-400SSK is a robust solution designed for a variety of construction and developmental applications. Known for its reliability and efficiency, this three-phase diesel generator is equipped with a powerful engine that offers dependable performance in the field.

One of the standout features of the DCA-400SSK is its 400 kW output capacity, making it an ideal choice for large-scale operations where consistent power supply is crucial. It is powered by a high-performance, durable diesel engine that meets stringent emissions standards, ensuring compliance while delivering high efficiency.

The DCA-400SSK comes equipped with advanced technology that enhances its usability and performance. Its automatic voltage regulation (AVR) system ensures stable voltage under varying load conditions, which is essential for sensitive electrical equipment. This feature provides peace of mind to operators, knowing that their equipment is protected from voltage fluctuations.

Built with a sound-attenuated enclosure, the DCA-400SSK is designed to minimize noise, making it suitable for operation in noise-sensitive environments. This aspect not only protects the hearing of those working nearby but also ensures compliance with local noise regulations, thereby promoting a safer working environment.

Another remarkable characteristic of the DCA-400SSK is its user-friendly control panel, which features easy-to-read gauges and straightforward controls. This makes monitoring and operating the generator simple, even for those with limited experience in generator operation. With remote start capabilities, users can start and stop the generator from a distance, enhancing efficiency and convenience.

In terms of mobility, the DCA-400SSK is designed with integrated lifting points and forklift pockets, which facilitate easy transport around job sites. Its rugged construction ensures durability, able to withstand the harsh conditions typical of construction sites while maintaining optimal performance.

Overall, the Multiquip DCA-400SSK stands as a reliable and efficient diesel generator, combining powerful output with advanced features and environmental considerations. It is tailored to meet the demands of contractors and operators looking for a versatile and sturdy power solution. Whether for temporary power needs or long-term projects, the DCA-400SSK delivers exceptional performance in a compact and user-friendly package.