TROUBLESHOOTING (ENGINE CONTROLLER)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 17 (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 17. Engine Controller Troubleshooting (MPEC)

Symptom

Possible Problem

Solution

 

Low oil level?

Fill oil level.

Low oil pressure light is on.

Oil pressure sending unit failure?

Replace oil pressure sending unit.

Time delay malfunction in controller?

Refer to dealer.

 

 

Wire shorted?

Inspect/repair wire.

Low coolant level light is on.

Low coolant level?

Fill coolant level.

Sending unit failure?

Replace sending unit.

(Optionally installed)

 

 

Low battery voltage?

Replace/charge battery.

 

 

Fan belt tension incorrect?

Tighten/replace fan belt.

 

Air fl ow is not circulating through radiator?

Clean/repair radiator grill.

 

Doors open?

Close doors.

High coolant temperature

Exhaust leaking?

Replace/repair gaskets or faulty part.

light is on.

Generator being overloaded?

Check/reduce load.

 

Thermostat failure?

Replace thermostat.

 

Air intake blocked?

Clean 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 on.

Magnetic pick up out of adjustment?

Adjust magnetic pick up.

Magnetic pick up dirty?

Clean magnetic pick up.

 

DCA800SSK2 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #0 (09/03/09) — PAGE 51

Page 50 Page 52
Page 51
Image 51
Multiquip DCA800SSK2 manual Troubleshooting Engine Controller, Clean/repair radiator grill, Doors open? Close doors
Page 50 Page 52

DCA800SSK2 specifications

The Multiquip DCA800SSK2 is a robust and versatile portable diesel generator, designed to meet the demands of a wide range of applications. With a powerful 800 kW (kilowatt) capacity, it is particularly suited for use in construction sites, events, and emergency backup power situations. This generator combines reliability, durability, and ease of use, making it a popular choice among contractors and rental companies.

One of the main features of the DCA800SSK2 is its advanced sound attenuation technology. This ensures that the generator operates quietly, minimizing noise pollution while maximizing performance. The enclosure is designed to reduce sound levels without compromising on the cooling requirements, which extends the overall lifespan of the generator. Users can expect noise levels well within acceptable limits for urban and residential areas.

The DCA800SSK2 is equipped with a state-of-the-art digital controller that offers enhanced monitoring and diagnostic capabilities. This intelligent control system enables users to track key performance metrics, such as voltage, frequency, and operating hours, all from a user-friendly interface. Furthermore, it includes automatic shutdown features for low oil pressure, high temperature, and overcurrent situations, providing an added layer of safety and preventing potential damage.

Fuel efficiency is another standout characteristic of the Multiquip DCA800SSK2. With a large fuel tank, it can operate for extended periods without frequent refueling, making it ideal for long-term use in remote areas where access to fuel may be limited. The generator's engine is engineered to provide optimal fuel consumption, ensuring that operators can maximize their running time while minimizing operational costs.

The DCA800SSK2 includes multiple outlets for electricity distribution, allowing users to connect various tools and equipment simultaneously. This versatility makes it suitable for a wide range of applications, from powering heavy machinery on construction sites to providing backup power for critical infrastructure.

Overall, the Multiquip DCA800SSK2 stands out in the market for its combination of power, efficiency, and advanced features. With its robust build quality, innovative technologies, and user-centric design, it is an excellent choice for anyone in need of a reliable portable generator. Whether for professional use or emergency situations, the DCA800SSK2 delivers outstanding performance and peace of mind.
Top Page Image Contents