MULTIQUIP ST3020B1 Guía

OPERATION AND PARTS MANUAL

THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

MODEL ST3020B1/ST3020BCUL

SUBMERSIBLE PUMPS

Revision #2 (10/28/10)

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TABLE OF CONTENTS

Multiquip ST3020B1/BCUL

Submersible Pump

Table Of Contents.................................................... 2

Parts Ordering Procedures...................................... 3

Safety Information ................................................ 4-7

Dimensions.............................................................. 8

Speciﬁcations .......................................................... 9

Performance Curve................................................ 10

General Information............................................... 11

Components .......................................................... 12

Direct Power Operation ......................................... 13

Float Switches .................................................. 14-15

Float Switches (CB6 Control Box) ......................... 16

Float Switches (CB200 Control Box Old Style) ..... 17

Float Switches (CB200 Control Box New Style).... 18

Operation.......................................................... 19-24

Maintenance..................................................... 24-26

Troubleshooting ..................................................... 27

CB6 Wiring Diagram.............................................. 28

CB200 Wiring Diagram.......................................... 29

Explanation of Code in Remarks Column.............. 30

Suggested Spare Parts ......................................... 31

Component Drawings

Pump Assembly................................................ 32-33

Motor Assembly. ............................................... 34-35

Terms And Conditions Of Sale — Parts ................ 36

NOTICE

Speciﬁcations and part numbers are subject to change

without notice.

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SAFETY INFORMATION

Do not operate or service the equipment before reading

the entire manual. Safety precautions should be followed

at all times when operating this equipment.

Failure to read and understand the safety

messages and operating instructions could

result in injury to yourself and others.



The four safety messages shown below will inform you

about potential hazards that could injure you or others.The

safety messages speciﬁcally address the level of exposure

to the operator and are preceded by one of four words:

or 





Indicates a hazardous situation which, if not avoided,

 result in  or 



Indicates a hazardous situation which, if not avoided,

 result in  or 



Indicates a hazardous situation which, if not avoided,

 result in  or 

NOTICE

Addresses practices not related to personal injury.

Potential hazards associated with the operation of this

equipment will be referenced with hazard symbols which

may appear throughout this manual in conjunction with

safety messages.

Burn hazards

Symbol Safety Hazard

Electric shock hazards

Rotating parts hazards

Pressurized fluid hazards

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SAFETY INFORMATION





 operate this equipment without proper protective

clothing, shatterproof glasses, respiratory protection,

hearing protection, steel-toed boots and other protective

devices required by the job or city and state regulations.

Avoid wearing jewelry or loose ﬁtting clothes that may

snag on the controls or moving parts as this can cause

serious injury.

 operate this equipment when not

feeling well due to fatigue, illness or when

under medication.

 operate this equipment under the

inﬂuence of drugs or alcohol.

 clear the work area of any debris, tools, etc.

that would constitute a hazard while the equipment is

in operation.

No one other than the operator is to be in the working

area when the equipment is in operation.

 use the equipment for any purpose other than

its intended purposes or applications.

NOTICE



This equipment should only be operated by trained and

qualiﬁed personnel 18 years of age and older.



Whenever necessary, replace nameplate, operation and

safety decals when they become difﬁcult read.

Manufacturer does not assume responsibility for any

accident due to equipment modiﬁcations. Unauthorized

equipment modiﬁcation will void all warranties.

 use accessories or attachments that are not

recommended by Multiquip for this equipment. Damage

to the equipment and/or injury to user may result.

 know the location of the nearest



know the location of the nearest

ﬁrst aid kit.

 know the location of the nearest phone or

keep

a phone on the job site.

Also, know the phone numbers

of the nearest ambulance, doctor and

ﬁre department.

This information will be invaluable in the case of an

emergency.

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SAFETY INFORMATION





 operate the equipment in an explosive

atmosphere or near combustible materials.An

explosion or ﬁre could result causing severe

bodily harm or even death.



Accidental starting can cause severe injury

or death.  place the ON/OFF

switch in the OFF position.



  place hands or fingers inside

pump when pump is running.



 disconnect any emergency or

safety devices. These devices are intended for operator

safety. Disconnection of these devices can cause severe

injury, bodily harm or even death. Disconnection of any

of these devices will void all warranties.



Risk of Electric Shock - This pump has not been

investigated for use in swimming pool or marine areas.





 restrict the ﬂow of the discharge hose as it may

cause the pump to overheat.



Be careful of discharge hose whipping under pressure.



 check pump oil level only when pump is cool.

Expansion due to heat may cause hot oil to spray from

the oil plug when the oil plug is removed. The possibility

of severe scalding may exist.

NOTICE



 place the pump in an upright position on a

platform before using.The platform will prevent the pump

from burrowing itself on soft sand or mud.



operate pump on its side.



 allow the pump to freeze in water.



 leave an open pump chamber unattended.



 keep the machine in proper running condition.



 attempt to thaw out a frozen pump by using

a torch or other source of ﬂame. Application of heat in

this manner may heat the oil in the seal cavity above the

critical point, causing pump damage.

 pump water with a temperature greater than

104°F.

 pump liquids containing acid or alkali.

 check strainer before pumping. Make sure

strainer is not clogged. Remove any large objects, dirt

or debris from the strainer to prevent clogging.

 use a large basket strainer when pumping

water that contains large debris.

 ﬂush pump (clean) after use when pumping

water concentrated with heavy debris.It is very important

to always ﬂush the pump before turning it off to prevent

clogging.

Fix damage to machine and replace any broken parts

immediately.



store equipment properly when it is not being

used.Equipment should be stored in a clean, dry location

out of the reach of children and unauthorized personnel.

 lubricate components or attempt service on a

running machine.

 run pump dry.



allow the machine a proper amount of time to

cool before servicing.

Keep machine in proper running condition.





The electrical voltage required to operate

pump can cause severe injury or even death

through physical contact with live circuits.

 disconnect electrical power from

pump before performing maintenance on

pump.



To reduce the risk of electric shock, connect only to a

circuit protected by a Ground-Fault Circuit-Interrupter

(GFCI).

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SAFETY INFORMATION

NOTICE

make certain that the voltage supplied to the

pump is correct. Always read the pump’s nameplate to

determine what the power requirements are.

Power Cord/Cable Safety



 let power cords or cables lay in water.

 stand in water while AC power cord is connected

to a live power source.

 use damaged or worn cables or cords. Inspect

for cuts in the insulation.

 grab or touch a live power

cord or cable with wet hands. The

possibility exists of electrical shock,

electrocution or death.

Make sure power cables are securely connected to the

motor's output receptacles. Incorrect connections may

cause electrical shock and damage to the motor.



 attempt to use the power cord as a lifting or

lowering device for the pump.

NOTICE

make certain that proper power or extension

cord has been selected for the job. See Cable Selection

Chart in this manual.

Grounding Safety



 make sure pump is grounded.

use gas piping as an electrical ground.

 make sure that electrical circuits are properly

grounded to a suitable earth ground (ground rod) per

the National Electrical Code (NEC) and local codes

before operating generator. Severe injury or death by

electrocution can result from operating an ungrounded

motor.







have a qualiﬁed electrician perform the control

box installation. The possibility exists of electrical shock

or electrocution.

NOTICE

 mount control box in a vertical position

protected from harsh environmental elements.







When raising or lowering of the pump is required, always

attach an adequate rope or lifting device to the correct

lifting point (handle) on the pump.

NOTICE

 lift machine to unnecessary heights.

 lift the equipment while the electric motor is

running.



NOTICE

 shut down pump before transporting.

 tie down equipment during transport by

securing the equipment with rope.



  pour waste or oil directly onto

the ground, down a drain or into any water

source.

Contact your country's Department of Public

Works or recycling agency in your area and arrange for

proper disposal of any electrical components, waste or

oil associated with this equipment.

When the life cycle of this equipment is over it is

recommended that the pump casing and all other metal

parts be sent to a recycling center

Metal recycling involves the collection of metal from

discarded products and its transformation into raw

materials to use in manufacturing a new product.

Recyclers and manufacturers alike promote the process

of recycling metal. Using a metal recycling center

promotes energy cost savings.

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DIMENSIONS

2.0 in

(50 mm)

2.9 in

(75 mm)

3.3 in

(83 mm)

21.6 in

(548 mm)

24.8 in

(631 mm)

6.3 in

(160 mm)

27.9 in

(708 mm)

6.7 in

(170 mm)

6.9 in

(176 mm)

NPT3

NEMA L6-20P PLUG

590.6 in

(15000 mm)

0.9 in

(23 mm)

Figure 1. ST3020B1/BCUL Pump Dimensions

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SPECIFICATIONS

1.  – Upon start-up, the pump "kicks" in the opposite direction of motor rotation. The correct rotation is

counterclockwise (CCW) as viewed from the impeller end of the pump.

2.  – Use ISO VG32 oil grade. Fill oil cavity 75% to 85% full (allow air space for expansion).

3.  - Control box (Table 2) may be required for certain pumping applications.

Table 1. Speciﬁcations

Model ST3020B1/BCUL

Type Centrifugal Submersible Pump

Impeller Cast Ductile Iron

Suction & Discharge Size 3 in. (76 mm)

Maximum Pumping Capacity 145 gallons/minute (548 liters/minute)

Max Head 66 ft. (20.1 meters)

Power 2 HP (1.5 kW)

Voltage Phase 1Ø 230 V

Starting Amps 52.2 A

Running Amps 10.5 A

Control Box Required See Note 3

Temperature Range 32°F ~ 86°F (0°C ~ 30°C)

Thermal Overload Protection YES

Rotation CCW (See Note 1)

Mechanical Seal Oil Capacity 18 in3(300 cc) (See Note 2)

Power Cable Length 50 ft (approx.15 m)

Dry Net weight 67 lb (31 kg)

Table 2. 

Model  UL/CSA

Listed



Protection



Capability

CB6 230 VAC, 60 Hz Single Phase YES NO YES

CB200 230 VAC, 60 Hz Single Phase YES YES YES

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

PERFORMANCE CURVE

Figure 2. Pump Performance Curve

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Este manual sirve para los siguientes modelos

Tabla de contenidos

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