TROUBLESHOOTING - ELECTRIC MOTOR

TABLE 8. TROUBLESHOOTING (ELECTRIC MOTOR)

SYMPTON

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Power cord plugged in?

Check that saw is properly connected

 

 

to a power source.

 

 

 

 

Defective power cord?

Replace power cord.

Saw does not run when

 

 

Main power switch on saw defective?

Check and replace switch if necessary.

power is switch on.

 

 

 

Loose electrical connections?

Have electrical system checked by a

 

 

qualified licensed electrician.

 

 

 

 

Defective motor?

Check motor and replace if necessary.

 

 

 

 

Power cord/extension cable too long?

Use a power cord/extension cable of

 

 

rated length. See Table 4.

Poor saw performance little

 

 

Power source is insufficient?

Check electrical circuit. Circuit must be

power.

 

cable of supplying 20 amps minimum.

 

 

 

 

 

 

Does motor run at rated speed?

Check motor and replace if necessary.

 

 

 

 

Too much exerted while cutting?

Exert less pressure when cutting.

 

 

 

 

Incorrect saw blade?

Use a saw blade which corresponds to

Motor stops (power cuts out)

 

the material being cut.

 

 

 

 

Defective electrical system?

Have electrical system checked by a

 

 

qualified licensed electrician.

 

 

 

MP1 — OPERATION AND PARTS MANUAL — REV. #3 (03/29/10) — PAGE 37

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Multiquip MP1455H, MP1420E, MP1415E manual Troubleshooting Electric Motor
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MP1420E, MP1415E, MP1455H specifications

The Multiquip MP1455H, MP1415E, and MP1420E are part of Multiquip’s line of high-performance concrete and masonry saws, designed to cater to the diverse needs of the construction industry. Each model offers unique features and technologies tailored to enhance productivity, efficiency, and user comfort.

Starting with the MP1455H, this saw is powered by a robust Honda GX390 engine, delivering reliable performance for heavy-duty cutting tasks. It boasts a 14-inch cutting blade capacity, enabling users to cut through various materials with ease. The MP1455H is equipped with a user-friendly depth control system, allowing for precise cuts and adjustments on the fly. Its rugged frame is constructed with durable materials, ensuring longevity even in the most challenging job site conditions.

The MP1415E is an electric-powered saw designed for quieter operation without compromising power. It features a 15-inch blade capacity, making it suitable for a variety of applications such as asphalt, concrete, and masonry. This model is particularly appreciated for its low vibration technology, significantly reducing operator fatigue. Additionally, the MP1415E includes an integrated water system that promotes clean cutting and minimizes dust, promoting a healthier work environment.

The MP1420E rounds out the lineup with enhanced features for improved power and efficiency. Like the MP1415E, this model is electric-powered, but it accommodates a 20-inch blade, making it ideal for larger cutting tasks. The saw is designed with a heavy-duty steel frame that provides stability and minimizes flex during operation. Featuring advanced electronic controls, the MP1420E allows users to monitor performance metrics easily, making it suitable for both experienced and novice operators.

All three models incorporate advanced cooling systems to prolong blade life and maintain optimal performance. Their compact designs ensure ease of transport, and they are suitable for both indoor and outdoor applications, providing versatility in various job sites.

In summary, the Multiquip MP1455H, MP1415E, and MP1420E concrete and masonry saws are engineered to meet the rigorous demands of the construction industry. With powerful engines, user-friendly features, and advanced technologies, these saws deliver exceptional performance, reliability, and ease of use.
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