Summary of the content on the page No. 1
OPERATION AND PARTS MANUAL
MODELS:
ST2037
ST2047
ST2047B
ST2038P
ST2040T
SUBMERSIBLE PUMPS
Revision #3 (06/15/10)
To find the latest revision of this
publication, visit our website at:
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
Summary of the content on the page No. 2
ST2037, 47, 47B, 40T, 38P SERIES SUB. PUMPS — TABLE OF CONTENTS Multiquip ST2037, ST2047, Submersible Pump ST2047B ST2038P and Component Drawings ST2037,ST2047, 2047B Pump Assembly ......... 26-27 ST2040T Submersible ST2040T Pump Assembly ................................. 28-29 Pumps ST2038P Pump Assembly .................................. 30-31 Table Of Contents ..................................................... 2 Parts Ordering Procedures ....................................... 3 Here's How
Summary of the content on the page No. 3
PARTS ORDERING PROCEDURES Ordering parts has never been easier! Choose from three easy options: Effective: st January 1 , 2006 Best Deal! Order via Internet (Dealers Only): If you have an MQ Account, to obtain a Username Order parts on-line using Multiquip’s SmartEquip website! and Password, E-mail us at: parts@multiquip. com. View Parts Diagrams To obtain an MQ Account, contact your Order Parts District Sales Manager for more information. Print Specification Information Use the interne
Summary of the content on the page No. 4
NOTE PAGE PAGE 4 — ST2037,47, 47B, 38P, 40T SUB. PUMPS — OPERATION AND PARTS MANUAL — REV. #3 (06/15/10)
Summary of the content on the page No. 5
ST2037, 47, 47B, 38P, 40T SUB. PUMP— SAFETY MESSAGE ALERT SYMBOLS FOR YOUR SAFETY AND THE SAFETY OF OTHERS! HAZARD SYMBOLS Safety precautions should be followed at all times when Rotating Parts 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 or guards removed. Keep fingers, hands, developed to provide complete hair and clothin
Summary of the content on the page No. 6
ST2037, 47, 47B, 38P, 40T SUB. PUMP — RULES FOR SAFE OPERATION ■ NEVER use gas piping as an electrical ground. CAUTION CAUTION CAUTION CAUTION CAUTION ■ DO NOT place hands or fingers inside pump when pump is running. Failure to follow instructions in this manual may lead to serious injury or even death! This equipment is to be operated by ■ ALWAYS make certain that the voltage supplied to the pump trained and qualified personnel only! This equipment is for is correct. Always read the pump's nam
Summary of the content on the page No. 7
ST2037, 47, 47B, 38P, 40T SUB. PUMP — RULES FOR SAFE OPERATION local codes before operating pump. Severe injury or death . Emergencies by electrocution can result from operating an ungrounded ■ ALWAYS know the location of the nearest fire extinguisher. pump. WARNING- Risk of Electric Shock This pump is supplied with a grounding conductor and grounding-type attachment plug. To reduce the risk of electric shock, be certain that it is connected only to a properly grounded, grounding-type receptacl
Summary of the content on the page No. 8
ST2037, 47, 47B, 38P, 40T SUB. PUMP — DIMENSIONS Figure 1. Submersible Pump Dimensions PAGE 8 — ST2037,47, 47B, 38P, 40T SUB. PUMPS — OPERATION AND PARTS MANUAL — REV. #3 (06/15/10)
Summary of the content on the page No. 9
ST2037, 47, 47B, 38P, 40T SUB. PUMP — SPECIFICATIONS TABLE 1. SPECIFICATIONS M7 odel SB T-203SP T-2047 / ST-2047ST T-2038 ST-2040 Centrifugal Centrifugal Centrifugal Submersible Trash Type Submersible Pump Submersible Pump Submersible Pump Pump Nitorile Rubber over Nitorile Rubber over Nitorile Rubber Nitorile Rubber Impeller Steel Steel over Steel over Steel S) uction & Discharge Size2) .00 in. (50 mm2) .00 in. (50 mm2) .00 in. (50 mm 2.00 in. (50 mm 73 gallons/minute 87 gallons/minute 60 gallo
Summary of the content on the page No. 10
ST2037, 47, 47B, 38P, 40T SUB. PUMP — GENERAL INFORMATION If the pump was used to pump water containing mud, silt, use Introduction clean water to flush out the pump after each use. The Multiquip Model ST2037, ST2047, ST2047B, ST2038P, and ST2040T submersible pumps are designed to pump water and DO NOT allow the pump to run dry, as this will damage the is used for the draining (de-watering) of swimming pools, well pump. During maintenance, dry running is permissible but only casings construction
Summary of the content on the page No. 11
ST2037, 47, 47B,38P, 40T SUB. PUMP — COMPONENTS ST2037, ST2047, ST2047B ST2038P ST2040T Figure 2. Submersible Pump Components Figures 2 shows the location of the basic components, for the 6. Carrying Handle – Always carry the submersible pump ST2037, ST2047, ST2047B, ST2038P, and ST2040T by its handle. NEVER! carry the pump by its power cord. submersible pumps. Listed below is a brief explanation of each Carrying or lifting the pump by the power cord, will cause component. undue stress on the c
Summary of the content on the page No. 12
ST2037, 47, 47B, 38P, 40T SUB. PUMP — FLOAT SWITCHES Design Features Float Switch Theory Constructed of rigid, durable ABS polymer ultrasonically welded. Mercury monitoring is a mercury-switch actuated, liquid level The all-steel mercury switch is held by positioning pins. Interior control that has proven to be more economical and longer lasting is filled with cell foam. than other types of liquid-level control systems, easily replacing and improving upon diaphragm switches, air bubble systems ■
Summary of the content on the page No. 13
ST2037, 47, 47B, 38P, 40T SUB. PUMP — FLOAT SWITCH (PIGGY-BACK) Float Switch Single or dual control float switches (Figure 6) can be used for the unattended operation of the submersible pump. When using the piggy-back power configuration (plug), the pumps DO NOT require the use of a control box. In this configuration (piggy-back), the SW-1 (single float switch) or SW-2 (dual float switch) are required. The illustration below is an example of a single float switch application. Mounting The Floa
Summary of the content on the page No. 14
ST2037, 47, 47B, 38P, 40T SUB. PUMP — FLOAT SWITCH (CONTROL BOX) Control Box (CB3) For special remote pumping applications of the submersible pump, a control box (Model CB3) may be required. This water resistant control box provides watertight housing and glands to prevent water from leaking into the box, and a float switch interface. When using the CB3 control box, only the SW-1WOP float switch (2) can be used (no plug, bare wires). Shown below (Figure 7) is a wiring layout of the CB3 contro
Summary of the content on the page No. 15
ST2037, 47, 47B, 38P, 40T SUB. PUMP — OPERATION Hose Connections 1. Connect a 2-inch hose to the discharge port on the pump as shown in Figure 8. Make sure that the hose is attached correctly to the discharge port. Pump Power Connections (Piggy-Back Cord Only) 1. Make sure the circuit breaker supplying power to the pump is in the OFF position. 2. Connect the float switch or switches to the AC power receptacle as shown in Figure 6. Attaching Lifting Rope 1. Attach a suitable lifting cable (rope
Summary of the content on the page No. 16
ST2037, 47, 47B, 38P, 40T SUB. PUMP— CONTROL BOX INSTALLATION Power Cord Requirements DANGER DANGER DANGER DANGER DANGER When routing the 115 VAC, 60 Hz., single phase power via a power cord to the control box, ALWAYS use the correct wire size. The ST2037, ST2047, ST2047B, Please reference Table 4 below (Cord Length/Wire Size) to ST2038P, and ST2040T submersible determine the correct wire size. Incorrect wire size can adversely pumps are also designed to work with affect the performance of t
Summary of the content on the page No. 17
ST2037, 47, 47B, 38P, 40T SUB. PUMP— CONTROL BOX INSTALLATION 2. Remove the pump AC input connector housing from the Connecting AC Power to the Control Box control box, then route the power cord through the cable 1. The AC power cord (input) should have three wires. Each gland on the control box. wire is color coded. The colors are WHITE, BLACK and 3. Connect the pump power cord to the contactor as shown in GREEN. Figure 7 and Table 7. 2. Remove the AC input connector housing from the control
Summary of the content on the page No. 18
ST2037, 47, 47B, 38P, 40T SUB. PUMP — CLEAN-UP AND MAINTENANCE Pump Shut-Down/Clean-up For Model ST2037, ST2047, ST2047B and ST2038P: 1. Remove the power from the pump by turning off the circuit 1. Position pump upside down. breaker or switch that provides power to the pump. Remem- 2. Remove strainer. ber to make sure that hands are dry (not wet), and feet are not standing in water when removing disconnecting power from 3. Remove casing. the pump. 4. Remove the pump impeller. 2. Using the lifti
Summary of the content on the page No. 19
ST2037, 47, 47B, 38P, 40T SUB. PUMP — MAINTENANCE Figure 11. Checking Hydraulic Oil ST2037,47, 47B, 38P, 40T SUB. PUMPS — OPERATION AND PARTS MANUAL — REV. #3 (06/15/10) — PAGE 19
Summary of the content on the page No. 20
ST2037, 47, 47B, 38P, 40T SUB. PUMP — TROUBLESHOOTING Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 8 (Pump Troubleshooting) as a basic guideline for troubleshooting the pump. If the problem cannot be remedied, contact Multiquip's service department. TABLE 8. PUMP TROUBLESHOOTING SYMPTOM POSSIBLE PROBLEM SOLUTION Check that proper voltage (115 VAC, 60 Hz, single-phase ) is being supplied to the pump. Also c
