Multiquip M4870300104B, C1870300404 DCA-220SSJ/SSJU -TROUBLESHOOTING Engine Controller

Models: C1870300404 M4870300104B

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DCA-220SSJ/SSJU —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-220SSJ/SSJU — OPERATION AND PARTS MANUAL — REV. #1 (02/28/14)

Page 68
Image 68
Multiquip M4870300104B DCA-220SSJ/SSJU -TROUBLESHOOTING Engine Controller, Engine Controller Troubleshooting Mpec

C1870300404, M4870300104B specifications

Multiquip, a leading manufacturer in the construction and industrial sectors, offers a wide range of durable and reliable products. Among its extensive portfolio, two notable models stand out: the M4870300104B and the C1870300404. These models are particularly praised for their efficiency, innovative technologies, and robust features that cater to various construction needs.

The Multiquip M4870300104B is a powerful multi-process welder, designed to tackle a wide variety of welding applications. This model is equipped with an advanced inverter technology that allows it to deliver smooth and stable arcs for TIG, MIG, and Stick welding. The inverter design also enhances energy efficiency, making it an ideal choice for both on-site and workshop use. Furthermore, the M4870300104B features a dual-voltage capability, supporting both 120V and 240V input, which provides flexibility for different job sites.

In terms of usability, the M4870300104B boasts an intuitive control panel that allows for easy adjustments. Its lightweight design ensures easy transport, while the rugged construction promises durability in demanding environments. With a duty cycle of 35% at 200 Amps, this welder is built for efficiency and long-lasting performance, making it suitable for both professional and DIY applications.

On the other hand, the C1870300404 is a high-performance concrete vibratory screed that plays a crucial role in ensuring smooth finishes on concrete surfaces. This model is engineered with advanced vibration technology which allows it to efficiently remove air pockets and stabilize the concrete. The C1870300404 features a robust aluminum frame, enhancing its durability while maintaining a lightweight structure for ease of handling.

Equipped with a powerful and reliable engine, the C1870300404 offers impressive runtime, allowing crews to work continuously without frequent interruptions. It also features adjustable vibration settings, enabling users to customize the intensity based on the specific requirements of the project at hand. The ergonomic design of the handle contributes to user comfort, reducing fatigue during extended periods of operation.

In conclusion, both the Multiquip M4870300104B and C1870300404 exemplify the brand’s commitment to quality, innovation, and user-centric design. These tools not only enhance productivity but also guarantee precision and efficiency in various construction tasks. Whether for welding or concrete finishing, Multiquip continues to deliver equipment that meets the evolving demands of the industry.