ST-45 PUMP — CONTROL BOX ELECTRICAL SCHEMATIC

RED 51

FU2

15A 15A

K2

 

 

RED 30

 

 

 

FU3

FU1

RUN

 

START

 

 

 

15A

 

OFF

START

K1

 

 

 

 

 

 

 

 

BLK 44

 

 

 

3

4

 

D4

 

 

 

 

 

 

 

 

 

 

RUN

 

 

 

 

 

K2

 

 

 

 

BLK 45

 

 

 

1

2

 

D5

 

K6

SW1

 

 

BLK 39

 

 

 

 

 

 

 

A1

 

 

 

 

G

 

S

 

BLK 22

D7

 

G

 

WHT 0

 

 

 

 

 

 

TACH

 

 

 

K1 RED 1

 

 

 

 

 

RED 3

TB2-3

D1 (6AMP)

TB2-2

 

BLK 7

 

 

 

 

 

 

 

 

D3

TB2-1

WHT 0

 

 

 

 

 

 

 

TB2-4

BATTERY

 

D2

 

BLK 2

 

R

 

 

 

 

 

PL3

OIL PRESS

RBLK 4

PL2

AIR FILTER

RBLK 17

PUMP ENGINE PL1

 

K3

 

 

 

 

 

BLK 53

 

BLK 55

K6

12

4

2

 

1

 

 

 

 

 

 

 

 

 

SW3

 

D18

 

K3

 

 

 

D6

 

 

BLK 52

 

 

 

 

 

 

 

9

1

 

 

 

 

 

K3

 

 

K4

D8

 

 

 

 

 

9

5

 

3

2

 

 

K3

 

 

K4

 

FUSE LINK

TB1-11

+

 

FU 4

12 VDC

 

BATTERY

TB1-10

 

TB1-1

[0]

 

 

 

 

 

 

 

 

 

 

 

GND INSIDE BOX

 

 

DURING INSTALL

 

HI THROTTLE

 

 

 

TB1-24

 

SOL

 

 

 

 

 

 

 

 

TB1-25

 

 

 

B+

 

 

 

 

 

 

TB1-4

[22]

W

ALT D

 

 

 

TB1-2

[1]

 

 

D+

 

 

 

 

 

30

 

 

 

 

 

TB1-5

[3]

 

 

 

 

 

 

 

 

 

TB1-6

[7]

 

 

 

STRTR

 

 

 

 

 

 

 

 

 

TB1-3

[2]

 

 

 

SOL

 

 

 

 

 

 

 

 

 

 

 

 

7

3

0

TB1-8

[4]

 

 

 

 

 

[17]

MAGNET

 

TB1-7

VALVE

EXTERNAL HATZ ENGINE

 

 

 

 

START-STOP

AND BATTERY WIRES

 

 

 

HYD PRESS

COMPENSATOR

TB1-16

TB1-17

6. SPARE TERMINALS

TB1-9, TB1-21,TB1-30 AND TB31

BLK 32

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK 35

 

12

8

10

11

 

A2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK 34

 

 

 

+

O

O

O

O

5

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HOUR

 

 

 

 

 

 

 

 

 

 

 

 

 

K4

METER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK 36

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K4

 

 

 

 

 

 

 

 

D9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK 34

 

 

 

 

 

 

 

 

 

 

 

K4

BLK 40

 

 

 

 

 

 

 

 

5

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

TB2-6

 

D10

TB2-7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLK 34

 

 

 

 

 

 

 

K4

BLK 42

 

 

 

 

 

 

 

 

6

 

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D11

TB2-5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHT 0

 

 

TB1-18

 

 

 

 

A

 

 

 

 

PILOT

 

 

TB1-19

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VALVE

 

 

 

 

 

 

 

 

 

 

 

 

 

SOL

 

 

TB1-20

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

PROX SW

 

 

TB1-26

BLK

 

 

 

 

 

 

 

 

 

ENGINE

 

 

 

 

 

 

 

 

 

 

 

 

 

BLU SIDE

 

 

TB1-27

BRN

 

 

 

 

 

 

 

 

SW

 

 

TB1-28

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TB1-29

 

BLK

 

 

 

 

 

 

BLU

 

 

 

 

BRN

 

 

 

 

 

 

 

 

 

PROX SW

5.HATZ ENGINE (DIESEL) WIRES ARE IN [ ] BRACKETS.

4.TB1 = SYSTEM INTERCONNECT TERMINAL STRIP

TB2 = DIODE INTERCONNECT

TERMINAL STRIP

3.UNUSED REF DESIG:. TB1-9, TB1-21,TB1-30, TB31, AND WIRE NO. 57

2.LAST USED REF DESIG: D21, WIRE NO.57

1.WIRE COLOR CODE: RED = +12 VDC

WHT = 12 VDC GROUND (GND)

BLK = ALL OTHERS

SHEET 1 OF 2

MAYCO ST-45HRM PUMP — OPERATION & PARTS MANUAL — REV. #4 (07/16/04) — PAGE 125

Page 125
Image 125
Multiquip ST-45HRM manual ST-45 Pump Control BOX Electrical Schematic

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.