OPERATION AND PARTS MANUAL
Submersible Pumps
Model ST-1500 Series
Revision #0 (10/04/04)
THIS MANUAL MUST ACCOMPANY
THE EQUIPMENT AT ALLTIMES.
ST-1500 SERIES SUB. PUMP —TABLE OF CONTENTS
Multiquip ST-1500 Series Submersible Pump
Submersible Pumps
ComponentDrawings
Here's How To Get Help ............................................ 2 ST-1503A Pump Assembly ................................26-29
Table Of Contents ..................................................... 3 ST-1503CUL Assembly ......................................30-33
Parts Ordering Procedures ....................................... 4 ST-1503A/CUL Electric Motor Assembly........... 34-35
Safety Message Alert Symbols ................................. 5
Rules For Safe Operation ...................................... 6-7
Dimensions ............................................................... 8 Terms and Condition of Sale
Specifications (Pump/Control Box) ...........................9
General Information ................................................10
Components............................................................11
Float Switches .........................................................12
Float Switch (Piggy-Back) .......................................13
Float Switch (Control Box) ......................................14
—
Parts .....................36
Operation ................................................................15
Control Box Installation ..................................... 16-17
Clean-up .................................................................18
Maintenance ...........................................................19
Troubleshooting (Pump)..........................................20
Performance Curves ...............................................21
Wiring Diagrams (Electric Motor/Control Box) ........22
Explanation Of Codes In Remarks Column ............24
Suggested Spare Parts ...........................................25
As a continuing effort to update
our parts book, contact the
MULTIQUIP literature department
for the latest revision of your
"Operation and Parts Manual"
ST-1500 SERIES SUBMERSIBLE PUMPS — OPERATION & PARTS MANUAL — REV. #0 (10/04/04) — PAGE 3
ST-1500 SERIES SUB. PUMP — PARTS ORDERING PROCEDURES
When ordering parts,
please supply the following information:
❒ Dealeraccountnumber
❒ Dealernameandaddress
❒ Shipping address (if different than billing address)
❒ Returnfaxnumber
❒ Applicable model number
❒ Quantity,part number and description of each part
❒ Specifypreferredmethodofshipment:
Note:Unlessotherwiseindicatedbycustomer, all
orders are treated as “Standard Orders”, and will
ship within 24 hours.We will make every effort to
ship “Air Shipments” the same day that the order is
received, if prior to 2PM west coast time. “Stock
Orders” must be so noted on fax or web forms.
❒ FedEx or UPS Ground
❒ FedEx or UPS Second Day or Third Day
❒ FedEx or UPS Next Day
❒ Federal Express Priority One
❒ DHL
❒ Truck
Place Your Parts Order Via Web or Fax
For Even More Savings!
Here’s how to get help...
Please have the model and serial number
on hand when calling.
MULTIQUIP CORPORATE OFFICE
18910 Wilmington Ave.
Carson, CA 90746
Email: [email protected]
800-421-1244
FAX: 310-537-3927
Extra Discounts!
All parts orders which include complete part numbers
and are received by our automated web parts order
system, or by fax qualify for the following extra
discounts:
PARTS DEPARTMENT
800-427-1244
310-537-3700
Ordered
via
Standard
orders
Stock orders
($750 list and above)
FAX: 800-672-7877
FAX: 310-637-3284
Fax
3%
5%
10%
10%
MAYCO PARTS
800-306-2926
310-537-3700
Web
FAX: 800-672-7877
FAX: 310-637-3284
Special freight allowances
when you order 10 or more
line items via Web or Fax!**
FedEx Ground Service at no charge for freight
SERVICE DEPARTMENT
800-421-1244
310-537-3700
FAX: 310-537-4259
TECHNICAL ASSISTANCE
800-478-1244
FAX: 310-631-5032
FAX: 310-537-1173
No other allowances on freight shipped by any other
carrier.
WARRANTY DEPARTMENT
800-421-1244, EXT. 279
310-537-3700, EXT. 279
NOTE:DISCOUNTSARESUBJECTTOCHANGE
MULTIQUIP INC.
18910WILMINGTON AVENUE
POST OFFICE BOX 6254
CARSON, CALIFORNIA 90749
310-537-3700 • 800-421-1244
FAX:310-537-3927
Direct TOLL-FREE access
to our Parts Department:
Toll-free nationwide — 800-427-1244
WWW:multiquip.com
PAGE 4 — ST-1500 SERIES SUBMERSIBLE PUMPS — OPERATION & PARTS MANUAL — REV. #0 (10/04/04)
ST-1500 SERIES SUB. PUMP — SAFETY MESSAGE ALERT SYMBOLS
FORYOUR SAFETY ANDTHE SAFETY OF OTHERS!
HAZARD SYMBOLS
Rotating Parts
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.
NEVER operate equipment with covers,
This Owner's Manual has been
developed to provide complete
instructions for the safe and efficient
or guards removed. Keep fingers, hands,
hair and clothing away from all moving
parts to prevent injury.
operation of the Multiquip Model ST-
1500 Series Submersible Pumps.
Before using these pumps, ensure
that the operating individual has read
and understands all instructions
in this manual.
Accidental Starting
ALWAYS place the power source circuit
breaker or ON/OFF switch in the OFF
position, when the pump is not in use.
SAFETY MESSAGE ALERT SYMBOLS
The three (3) 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 three words: DANGER,
WARNING, or CAUTION.
Sight and Hearing hazard
ALWAYS wear approved eye and
hearing protection, if required.
DANGER
You WILL be KILLED or SERIOUSLY injured if you DO
NOT follow directions.
Respiratory Hazard
WARNING
ALWAYS wear approved respiratory
protection, if required.
You CAN be KILLED or SERIOUSLY injured if you DO
NOT follow directions.
CAUTION
Equipment Damage Messages
Other important messages are provided throughout this manual
to help prevent damage to your submersible pump, other property,
or the surrounding environment.
You CAN be INJURED if you DO NOT follow directions.
Potential hazards associated with the ST-1500 series
submersible pumps operation will be referenced with Hazard
Symbols which appear throughout this manual, and will be
referenced in conjunction with Safety Message Alert Symbols.
This submersible pump, other
property, or the surrounding
environment could be damaged if
you do not follow instructions.
ST-1500 SERIES SUBMERSIBLE PUMPS — OPERATION & PARTS MANUAL — REV. #0 (10/04/04) — PAGE 5
ST-1500 SERIES SUB. PUMP —RULES FOR SAFE OPERATION
❒
❒
❒
ALWAYS make sure submersible pump is grounded.
CAUTION
NEVER use gas piping as an electrical ground.
Failure to follow instructions in this manual may lead to serious
injury or even death! This equipment is to be operated by
trained and qualified personnel only! This equipment is for
industrial use only.
DO NOT place hands or fingers inside pump when pump is
running.
❒
ALWAYS make certain that the voltage supplied to the pump
is correct. Always read the pump's nameplate to determine
what the power requirements are. The ST-1500 series
submersible pumps require 115VAC, 60 Hz (single-phase)
for normal operation.
The following safety guidelines should always be used when
operating the ST- 1500 Series Submersible Pumps:
GENERAL SAFETY
❒
DO NOT restrict the flow of the discharge hose as it may
❒
DO NOT operate or servicing this equipment
before reading this entire manual.
cause overheating.
❒ Be careful of discharge whipping under pressure.
❒
Make sure pump installation is accordance with national
and local electrical codes.
❒
This equipment should not be operated by persons under 18
years of age.
❒
ALWAYS have a qualified electrician perform the pump
❒
NEVER operate this equipment without proper protective
clothing, shatterproof glasses, steel-toed boots and other
protective devices required by the job.
wiring installation.
❒
ALWAYS mount the control box in a vertical position
protected from the elements.
❒
❒
❒
NEVER handle pump's AC power cord with wet hands.
NEVER let an extension cord or plug connection lay in water.
NEVER stand in water while AC power cord is connected
❒
NEVER operate this equipment when not feeling
to a power source.
well due to fatigue, illness or taking medicine.
❒
❒
❒
❒
❒
NEVER use a pump with a defective, frayed power cord.
Check the power cord on the pump for cuts in the insulation.
❒
NEVERoperatethisequipment under the influence
NEVER use a extension cord that is frayed or damaged
where the insulation has been cut.
or drugs or alcohol.
ALWAYS make certain that proper extension cord has been
selected for the job. See Table 4.
NEVER attempt to use the power cord as a lifting or lowering
device for the submersible pump.
When raising or lowering of the submersible pump is
required, always attach an adequate rope or lifting device
to the correct lifting point (handle) on the pump.
❒
NEVER use accessories or attachments, which are not
recommended by Multiquip for this equipment. Damage to the
equipment and/or injury to user may result.
❒
ALWAYS 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.
❒
❒
❒
❒
Manufacturer does not assume responsibility for any accident
due to equipment modifications.
Whenever necessary, replace nameplate, operation and safety
decals when they become difficult read.
❒
❒
❒
❒
NEVER operate pump on its side.
DO NOT allow the pump to freeze in water.
NEVER leave an open pump chamber unattended.
ALWAYS check the machine for loosened threads or bolts
before starting.
The electrical voltage required to operate the pump can
cause severe injury or even death through physical contact
with live circuits. ALWAYS disconnect the electrical power
from the pump before performing maintenance on the pump.
NEVER operate the submersible pump in an explosive
atmosphere or near combustible materials. An explosion or fire
could result causing severe bodily harm or even death.
PAGE 6 — ST-1500 SERIES SUBMERSIBLE PUMPS — OPERATION & PARTS MANUAL — REV. #0 (10/04/04)
ST-1500 SERIES SUB. PUMP —RULES FOR SAFE OPERATION
❒
ALWAYS make sure that electrical circuits are properly
grounded per the National Electrical Code (NEC) and
local codes before operating pump. Severe injury or death
by electrocution can result from operating an ungrounded
pump.
. Emergencies
❒ ALWAYS know the location of the nearest fire extinguisher.
❒
NEVER use this pump to remove water from a swimming pool
when people are in the water.
❒
ALWAYS be sure the operator is familiar with proper safety
precautions and operations techniques before using
submersible pump.
❒
ALWAYS 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.
❒ ALWAYS know the location of the nearest first aid kit.
❒
DO NOT 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.
❒
DO NOT pump water greater than 104° Fahrenheit. Also DO
NOT pump liquids containing acid or alkali.
❒
ALWAYS check strainer before pumping. Make sure strainer
is not clogged. Remove any large objects, dirt or debris from
the strainer to prevent clogging.
❒
In emergencies always 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.
❒
ALWAYS use a large basket strainer when pumping water
that contain large debris.
❒
ALWAYS flush pump after use when pumping water
concentrated with heavy debris. |