MAYCO ST-45HRM

STRUCTURAL CONCRETE PUMP

Proposition 65 Warning

2

Here’s how To Get Help

3

Table of Contents

4

Parts Ordering Procedures

5

Pump Specifications

6

Engine Specifications

7

Dimensions

8

Safety Message Alert Symbols

9-10

Rules for Safe Operation

11-13

Operation and Safety Decals

14-15

Important Hand Signals

16

General Information

17-18

How it Works

19

Pump Components

20-21

Control Box Components

22

Engine Components

23

Operating Procedures

24-28

Inspection

29-31

Initial Start-Up Procedure

32-35

Towing Guidelines

36-37

Trailer Safety Guidelines

38-40

Towing Information

41-42

Wiring Diagram (Tail Lights)

43

Maintenance (Pump)

44-52

Hydraulic Hose Connections

54-56

Manifold Port Locations

57

Appendix — Concrete Mix Information

58-59

Appendix — Slump Test Procedure

60

Troubleshooting (Engine)

61

Troubleshooting (Hydraulic System)

62

Troubleshooting (Electrical System)

63

Troubleshooting (Brake System)

64

NOTE

Specification and part

 

number are subject to

 

change without notice.

TABLE OF CONTENTS

PARTS ILLUSTRATIONS

 

Explanation Of Code In Remarks Column

..............64

Suggested Spare Parts

65

Appendix — Recommended

 

Shotcrete System

66

Appendix — Recommended

 

Shotcrete Accessories

68

Decal Placement

70-71

Axle Assembly

74-75

Brakeline Assembly

76-77

Hopper Assembly

78-79

Hopper Attachment Assembly

80-81

Hopper Interior Assembly

82-83

Shuttle Cylinder Assembly

84-85

Fuel and Hydraulic Tank Assembly

86-89

Front Cover Assembly

90-91

Heat Exchanger Assembly

92-93

Engine and Frame Assembly

94-96

Throttle and Water Filter Assembly

96-97

Hydraulic Pump Assembly

98-99

Lubrication Pistons Assembly

100-101

Electrical System Assembly

102-103

Accumulator Assembly

104-105

Manifold Assembly

106-107

Remixer Control Assembly

108-109

Battery Assembly

110-111

Lubrication Panel

112-113

Taillight Assembly

114-115

Control Box Interior Door Assembly

116-117

Control Box Mounting Assembly

118-119

Control Box Assembly

120-121

Control Box Door Wiring Diagram

122

Control Box Interior Wiring Diagram

123

Terminal Block Wiring Diagram

124

Control Box Electrical Schematic

125-126

Interconnect Hydraulic Control Box

127

Hydraulic Diagram

128

Optional Radio Control

129

Terms and Conditions Of Sale — Parts

130

Mayco Pump Warranty

131

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

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Multiquip manual Mayco ST-45HRM Structural Concrete Pump

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.