DCA-150SSJU3 —TROUBLESHOOTING (ENGINE CONTROLLER)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 20 (Engine Controller Troubleshooting) as a basic guideline for troubleshooting the Microprocessor Engine Controller unit (MPEC). If the problem cannot be remedied, consult our company's business office or service plant.

TABLE 20. ENGINE CONTROLLER TROUBLESHOOTING (MPEC)

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Low oil level?

Fill oil level.

 

 

 

Low oil pressure light is

Oil pressure sending unit failure?

Replace oil pressure sending unit.

 

 

on.

Time delay malfuntion in Controller?

Refer to dealer.

 

 

 

 

 

Wire shorted?

Inspect/repair wire.

 

 

 

 

Low coolant level?

Fill coolant level.

Low coolant level light is

 

 

Sending unit failure?

Replace sending unit.

on. (Optionally Installed)

 

 

 

Low battery voltage?

Replace/charge battery.

 

 

 

 

Fan belt tension incorrect?

Tighten/replace fan belt.

 

 

 

 

Air flow is not circulation through radiator?

Clean/repair radiator grill.

 

 

 

 

Doors open?

Close doors.

 

 

 

High coolant temperture

Exhaust leaking?

Replace/repair gaskets or faulty part.

 

 

light is on.

Generator being overloaded?

Check/reduce load.

 

 

 

 

 

Thermostat failure?

Replace thermostat.

 

 

 

 

Air intake blocked?

Clear all air intakes.

 

 

 

 

Temperature switch failure?

Replace temperature switch.

 

 

 

Overcrank light is on.

No or low Fuel?

Fill fuel level.

 

 

Controller needs to be calibrated?

Refer to dealer.

 

 

 

 

 

RPM engine speed too high?

Adjust RPM.

 

 

 

Overspeed light is on.

Governor actuator needs to be adjusted?

Adjust governor actuator.

 

 

Governor controller needs to be adjusted?

Adjust governor controller.

 

 

 

 

 

Engine Controller needs to be calibrated?

Refer to dealer.

 

 

 

Loss of MPU light(s) or

Magnetic pick up out of adjustment?

Adjust magnetic pick up.

 

 

on.

Magnetic pick up dirty?

Clean magnetic pick up.

 

 

 

 

PAGE 68 — DCA-150SSJU3— OPERATION AND PARTS MANUAL — REV. #0 (11/14/07)

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Multiquip operation manual DCA-150SSJU3 -TROUBLESHOOTING Engine Controller, Engine Controller Troubleshooting Mpec

DCA-150SSJU3 specifications

The Multiquip DCA-150SSJU3 is a powerful, reliable diesel generator that is designed to meet the demanding energy needs of various applications, including construction sites, events, and emergency power supply. With its robust construction and advanced technology, the DCA-150SSJU3 stands out in the competitive market of portable generators.

One of the main features of the DCA-150SSJU3 is its impressive output capabilities. This generator generates a continuous output of 150 kVA, which is more than enough to power multiple tools and equipment simultaneously. It is equipped with a high-quality, efficient diesel engine that not only delivers ample power but also ensures fuel efficiency, reducing operational costs over time.

The design of the DCA-150SSJU3 prioritizes user convenience and operational efficiency. It is fitted with a digital control panel that provides real-time monitoring of critical parameters such as voltage, frequency, and operating hours. This user-friendly interface simplifies the process of managing power output and helps operators maintain optimal performance.

Moreover, the DCA-150SSJU3 is equipped with advanced soundproofing technology, making it one of the quieter models in its class. This feature is particularly beneficial in environments where noise regulations must be adhered to, such as residential areas or during nighttime operations.

Durability is another key characteristic of the Multiquip DCA-150SSJU3. The generator is housed in a robust steel enclosure that protects it from external elements, ensuring longevity and reliable performance even in challenging conditions. Additionally, the generator has been designed with easy service access in mind, facilitating maintenance procedures and minimizing downtime.

Safety is paramount in generator design, and the DCA-150SSJU3 does not fall short in this aspect. It is equipped with a comprehensive range of safety features, including low oil shut-off, overload protection, and emergency stop buttons, ensuring safe operation for users.

In conclusion, the Multiquip DCA-150SSJU3 is a versatile and resilient diesel generator that excels in performance, efficiency, and safety. With its powerful output, advanced technologies, and user-friendly design, it is an ideal choice for those needing reliable power solutions across various demanding environments. Whether for temporary applications or as an emergency backup, the DCA-150SSJU3 is a generator that offers peace of mind and dependable performance.