DCA-20SPX —TROUBLESHOOTING (ENGINE CONTROLLER)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 18 (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 18. 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 52 — DCA-20SPX— OPERATION AND PARTS MANUAL — REV. #2 (04/14/10)

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Multiquip operation manual DCA-20SPX -TROUBLESHOOTING Engine Controller, Engine Controller Troubleshooting Mpec
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DCA-20SPX specifications

The Multiquip DCA-20SPX is a versatile and robust portable generator designed to meet the power demands of various applications, from construction sites to outdoor events. Boasting a compact and lightweight design, this generator is engineered to offer exceptional performance in a multitude of environments.

One of the standout features of the DCA-20SPX is its reliable power output. Powered by a reliable diesel engine, the generator delivers a continuous output of 20 kVA, making it suitable for both small and medium-sized operations. This generator is particularly favored for its efficient fuel consumption, allowing users to operate for extended periods without frequent refueling.

Another key characteristic of the DCA-20SPX is its advanced inverter technology, ensuring stable and clean power suitable for sensitive electronic equipment. This technology effectively minimizes harmonic distortion, providing an output that is safe for powering computers, medical devices, and other electronics requiring a stable power supply.

The generator’s user-friendly control panel is designed for ease of operation. It features clear displays and intuitive controls, allowing operators to monitor key performance indicators like voltage, frequency, and hour meter with ease. Additionally, the panel includes multiple outlet options, accommodating various plug types, which enhances its versatility on job sites.

Durability is a hallmark of the Multiquip DCA-20SPX’s design. The generator is built with a sturdy steel frame and finished with weather-resistant coatings, enabling it to withstand the rigors of outdoor usage in challenging conditions. Its integrated handling features, such as fork pockets and lifting eyes, also facilitate easy transport and setup.

For user safety, the DCA-20SPX is equipped with essential protection features. It includes low oil shutdown, overload protection, and thermal shutdown, which collectively safeguard the generator from potential damage, ensuring long operational life and reliability.

Overall, the Multiquip DCA-20SPX excels in providing reliable energy solutions for various applications, adorned with advanced technologies, user-friendly features, and a robust build. Whether for construction, emergency power supply, or remote events, it stands as a trusted ally for those who require efficient and dependable power on demand.
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