ST-45 PUMP —TROUBLESHOOTING (BRAKE SYSTEM)

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the diagnosis based on the Brake System Troubleshooting (Table 11) information shown below and on the proceeding page. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant.

TABLE 12. BRAKE SYSTEM TROUBLESHOOTING

SYMPTOM

POSSIBLE PROBLEM

SOLUTION

 

 

 

 

Overheated wheel bearing?

Replace wheel bearing and pack with grease.

 

 

 

 

Low brake fluid?

Fill and bleed brake system.

Brakes squeak, chatter or chuck.

 

 

Siezed acutator master cylinder?

Replace/Rebuild master cylinder.

 

 

 

 

 

Brake shoe noise?

Inspect drums. Adjust shoes or replace if necessary.

 

 

 

 

Leaking wheel cylinder?

Check and replace wheel cylinder and bleed brake system.

 

 

 

 

Low brake fluid level?

Fill with dot approved brake fluid and bleed brake system.

 

 

 

 

Brake actuator frame damage?

Replace complete actuator unit.

 

 

 

 

Brake line being pinched?

Replace brake line.

Brakes overheah, fail to operate, pull

 

 

 

 

to the side, or function poorly

Seized actuator?

Replace or rebuild actuator.

 

 

 

 

Broken return spring?

Replace spring.

 

 

 

 

Brakes improperly adjusted?

Check adjustment.

 

 

 

 

 

Break-away cable might be pulled. Determine cause and correct.

 

Break-away cable system

Pry up on cable until indicator bead touches or rests against cable

 

partially activated?

spring stop. This will fully release the frame brakes and prevent

 

 

drag.

 

 

 

PAGE 64 — MAYCO ST-45HRM PUMP — OPERATION & PARTS MANUAL — REV. #4 (07/16/04)

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Multiquip ST-45HRM manual ST-45 Pump -TROUBLESHOOTING Brake System, Brake System Troubleshooting

ST-45HRM specifications

The Multiquip ST-45HRM is a highly versatile and robust soil compactor designed for various construction applications. With its advanced engineering and innovative technologies, it sets a new standard in the compaction equipment market. This model is particularly favored for its reliability, durability, and exceptional performance in both small-scale and large-scale projects.

One of the standout features of the ST-45HRM is its powerful engine. Equipped with a high-performance, fuel-efficient diesel engine, it delivers ample power while ensuring reduced fuel consumption. This results in not only lower operational costs but also decreased environmental impact, aligning with today's sustainability goals.

The compactor's dual-directional capability allows for efficient operation in compacting various soil types. Whether tackling granular, cohesive, or mixed soils, the ST-45HRM adapts seamlessly, ensuring optimal performance. Furthermore, it features a unique vibratory system that maximizes compaction efficiency, enabling faster job completion and minimizing the number of passes required.

Operator comfort and safety are paramount in the design of the ST-45HRM. The machine is equipped with an ergonomic operating platform and intuitive controls, allowing for easy maneuverability even in tight spaces. The advanced vibration dampening technology significantly reduces operator fatigue, making long hours of operation more manageable.

Additionally, the ST-45HRM offers impressive maneuverability, thanks to its compact size and precise control. This is particularly beneficial for working in confined areas, such as urban construction sites where space is limited. Its robust construction ensures it can withstand the rigors of challenging job sites while maintaining performance.

Maintenance is made simple with the ST-45HRM. The design allows for easy access to key components, reducing downtime and enhancing productivity. Regular service intervals and the use of quality materials ensure the longevity of the machine, making it a smart investment for contractors looking for reliable and efficient compaction equipment.

In summary, the Multiquip ST-45HRM combines powerful performance, innovative technology, comfort, and ease of maintenance into a single, versatile package. It is an ideal choice for contractors seeking a dependable soil compactor to meet the demands of various construction projects. With its impressive features and capabilities, the ST-45HRM stands out as a leader in the field of soil compaction.