Page 2 - HERE'S HOW TO GET HELP; PARTS DEPARTMENT
PAGE 2 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) HERE'S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBERON-HAND WHEN CALLING PARTS DEPARTMENT 800/427-1244 or 310/537-3700FAX: 800/672-7877 or 310/637-3284 SERVICE DEPARTMENT 800/478-1244 or 310/537-3700FAX: 310 - 537-4259 W...
Page 3 - ST-3050D SUBMERSIBLE PUMP — TABLE OF CONTENTS; Terms and Condition of Sale; NOTE
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 3 ST-3050D SUBMERSIBLE PUMP — TABLE OF CONTENTS Here's How To Get Help ............................................ 2Table Of Contents ..................................................... 3Parts Ordering Procedures ....................
Page 4 - PARTS ORDERING PROCEDURES; UPS Ground Service; at no charge for freight; UPS Third Day Service; at one-half of actual freight; Earn Extra Discounts when; to our Parts Department!
PAGE 4 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) PARTS ORDERING PROCEDURES Get special freight allowanceswhen you order 10 or moreline items via FAX!** ■ ■ ■ ■ ■ UPS Ground Service at no charge for freight ■ ■ ■ ■ ■ UPS Third Day Service at one-half of actual freight cost No oth...
Page 5 - ST-3050D SUBMERSIBLE PUMP— SAFETY MESSAGE ALERT SYMBOLS
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 5 ST-3050D SUBMERSIBLE PUMP— SAFETY MESSAGE ALERT SYMBOLS Safety precautions should be followed at all times when operatingthis equipment. Failure to read and understand the SafetyMessages and Operating Instructions could result in i...
Page 6 - RULES FOR SAFE OPERATION
PAGE 6 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUBMERSIBLE PUMP — RULES FOR SAFE OPERATION CAUTION: Failure to follow instructions in this manual maylead to serious injur y or even death! Thisequipment is to be operated by trained and qualified personnel only! This eq...
Page 8 - SPECIFICATIONS; Motor Rotation –
PAGE 8 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUBMERSIBLE PUMP — SPECIFICATIONS ) p m u P ( s n o i t a c i f i c e p S . 1 e l b a T p m u P l e d o M D 0 5 0 3 - T S e p y T p m u P h s a r T e l b i s r e m b u S e z i S e g r a h c s i D & n o it c u S ) . m ...
Page 9 - GENERAL INFORMATION
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 9 ST-3050D SUBMERSIBLE PUMP — GENERAL INFORMATION Introduction The Multiquip Model ST-3050D submersible pump is designedto pump water and is used for the draining (de-watering) ofswimming pools, well casings construction sites, coffe...
Page 10 - COMPONENTS; Figure 1. Submersible Pump Components
PAGE 10 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUBMERSIBLE PUMP — COMPONENTS Figures 1 shows the location of the basic components, for theST-3050D Submersible Pump. Listed below is a brief explanationof each component. 1. Strainer Base – This strainer base is made of...
Page 11 - Float Switch Theory; Figure 2. Dual Float Control Switch; must use; the; Control Box; when float switches are required for the job; do not; have float
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 11 ST-3050D SUBMERSIBLE PUMP — APPLICATION (FLOAT SWITCHES) Float Switch Theory There is a tilt-sensitive mercury switch hermetically sealed withineach float. As the liquid level (water) rises or falls, the float changesits angle unt...
Page 12 - Control Boxes; CONTROL BOXES; A LWAY S; h ave a q u a l i f i e d; il
PAGE 12 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) Control Boxes Control boxes (Figure 3) are available for remote control andthermal shut-down capability for the submersible pump. Thesewater resistant control boxes provide electronic overloadprotection, watertight housing and gl...
Page 14 - Insert the four retaining screws and tighten securely
PAGE 14 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUBMERSIBLE PUMP — 230/460 VAC VOLTAGE SELECTION 230/460 VAC Voltage Selection The ST-3050D submersible pump is factor y set at 230VAC. To change the voltage from 230 VAC to 460 VAC,perform the following: 1. Remove the f...
Page 15 - ST-3050D SUBMERSIBLE PUMP — PUMP WIRING DIAGRAM; Figure 5. Pump Wiring Diagram
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 15 ST-3050D SUBMERSIBLE PUMP — PUMP WIRING DIAGRAM Figure 5. Pump Wiring Diagram
Page 16 - Use the two supplied; jumper tabs; to set the transformer to the; A LWAYS
PAGE 16 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUB. PUMP/CTRL. BOX — TRANSFORMER WIRING (CB200) TRANSFORMER 230/460 VOLTAGE SETTINGS CAUTION: T ransformer 230/460 Voltage Settings: Pump motors are factor y set at 230 VAC. Thetransformer (Figure 6) of this control box...
Page 17 - WARNING; Figure 7. Control Box Wiring Diagram
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 17 ST-3050D SUB. PUMP/CONTRL. BOX — WIRING DIAGRAM (CB200) 2 4 6 ELECTRONIC OVERLOAD UNIT TERMINALS PUMP MOTOR T1 T2 T3 L1 L2 L3 H3 H2 H1 H4 50VA CPT CONTROL TRANSFORMER O/L M X1 X2 F1 FUSE 1/2 AMP 5 MANUAL 11 23 12 OFF AUTO 24 1 4 G...
Page 21 - Figure 12. Control Box Power ON Indicator
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 21 3. Verify that the ON indicator (Figure 12) on the control box is LIT . This means that power is being supplied to the control box. 4. In the manual mode the pump will run continuously. Payclose attention when running the pump in ...
Page 24 - OPERATION; Operation; Attach a suitable lifting cable (rope) to the carrying handle; Figure 16. Submersible Pump Upright Position
PAGE 24 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUBMERSIBLE PUMP — OPERATION Operation 1. Attach a suitable lifting cable (rope) to the carrying handle (Figure 16) on the pump and lower the pump into place. Forapplications where there is an excessive amount of mud, gr...
Page 25 - DO; POWER
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 25 4. NEVER! grab or touch a live power cord (Figure 18) with wet hands, the possibility exists of electrical shock , electrocu- tion and even death . ST-3050D SUBMERSIBLE PUMP — OPERATION Figure 18. Power Cord (Wet Hands) DANGER: DA...
Page 26 - MAINTENANCE; LUBRICATION; Figure 19. Checking Hydraulic Oil
PAGE 26 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D SUBMERSIBLE PUMP — MAINTENANCE LUBRICATION To check the oil level of the mechanical seal perform thefollowing: 1. Lay the pump (Figure 19) on its side with the oil plug facing upwards. 2. Remove oil fill plug. 3. Visuall...
Page 27 - TROUBLESHOOTING; Performance Curve; Performance Chart
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 27 ST-3050D SUBMERSIBLE PUMP — TROUBLESHOOTING G N I T O O H S E L B U O R T P M U P . X E L B A T M O T P M Y S M E L B O R P E L B I S S O P N O I T U L O S t r a t S o T s li a F p m u P ? s p m a / e g a tl o v t c e r r o c n I ...
Page 28 - EXPLANATION OF CODE IN REMARKS COLUMN; Items Found In the “Remarks” Column; Items Found In the “Items Number” Column; All parts with same symbol in the number column,
PAGE 28 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) EXPLANATION OF CODE IN REMARKS COLUMN How to read the marks and remarks used in this partsbook. Items Found In the “Remarks” Column Serial Numbers-Where indicated, this indicates a serialnumber range (inclusive) where a particula...
Page 29 - ST-3050D — SUGGESTED SPARE PARTS
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 29 ST-3050D SUBMERSIBLE PUMP 1 TO 3 UNITS 1 to 3 Units Qty. ........ P/N .............................. Description 1 ............ 0203050120 ................ AC CORD W/CORD GLAND1 ............ 0203050060 ................ MECHANICAL ...
Page 30 - ST-3050D — ELECTRIC SUBMERSIBLE PUMP ASSY.; ELECTRIC SUBMERSIBLE PUMP ASSY.
PAGE 30 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050D — ELECTRIC SUBMERSIBLE PUMP ASSY. ELECTRIC SUBMERSIBLE PUMP ASSY.
Page 32 - ST-3050 D— ELECTRIC SUBMERSIBLE PUMP ASSY.
PAGE 32 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) ST-3050 D— ELECTRIC SUBMERSIBLE PUMP ASSY.
Page 36 - TERMS AND CONDITIONS OF SALE — PARTS
PAGE 36 — ST-3050D — PARTS & OPERATION MANUAL — REV. #1 (11/18/02) Effective: October 1, 2002 TERMS AND CONDITIONS OF SALE — PARTS PAYMENT TERMS Terms of payment for parts are net 10 days. FREIGHT POLICY All parts orders will be shipped collect orprepaid with the charges added to the invoice.All...
Page 37 - NOTE PAGE
ST-3050D — PARTS & OPERATION MANUAL — REV. 0 (11/18/02) — PAGE 37 NOTE PAGE
Page 38 - PARTS AND OPERATION MANUAL
HERE'S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBERON-HAND WHEN CALLING PARTS DEPARTMENT 800/427-1244 or 310/537-3700FAX: 800/672-7877 or 310/637-3284 SERVICE DEPARTMENT 800/478-1244 or 310/537-3700FAX: 310 - 537-4259 WARRANTY DEPARTMENT 800/421-1244, EXT. 279 or 310/537-3700FAX: 310 - 53...