MULTIQUIP st41230 Operation And Parts Manual
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MULTIQUIP st41230 Operation And Parts Manual

Submersible pumps
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OperatiOn and parts Manual
MOdel st41230/st41460
MOdel st61230/st61460
subMersible puMps
Revision #1 (11/12/13)
www.discount-equipment.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

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Summary of Contents for MULTIQUIP st41230

  • Page 1 OperatiOn and parts Manual MOdel st41230/st41460 MOdel st61230/st61460 subMersible puMps Revision #1 (11/12/13) www.discount-equipment.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
  • Page 2 @ www.discount-equipment.com Select an option below to find your Equipment We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto, Power Blanket, Nifty Lift, Atlas Copco, Chicago Pneumatic, Allmand, Miller Curber, Skyjack, Lull,...

  • Page 3: Table Of Contents

    Explanation Of Codes In Remarks Column ..28 Suggested Spare Parts ......... 29 Component Drawings ST41230/ST41460 Assembly ......30-33 ST61230/ST61460 Assembly ......34-37 Terms And Conditions Of Sale — Parts ....38 page 2 — st4/st6 series submersible pumps • operation anD parts manual — rev. #1 (11/12/13)

  • Page 4: Safety Information

    safeTy informaTion Do not operate or service the equipment before reading Potential hazards associated with the operation of this the entire manual. Safety precautions should be followed equipment will be referenced with hazard symbols which at all times when operating this equipment. may appear throughout this manual in conjunction with Failure to read and understand the safety safety messages.
  • Page 5 „ never use accessories or attachments that are not „ Avoid wearing jewelry or loose fi tting clothes that may recommended by Multiquip for this equipment. Damage snag on the controls or moving parts as this can cause to the equipment and/or injury to user may result.
  • Page 6 safeTy informaTion „ Do not attempt to thaw out a frozen pump by using pump saFetY a torch or other source of fl ame. Application of heat in Danger this manner may heat the oil in the seal cavity above the critical point, causing pump damage.
  • Page 7 safeTy informaTion Control box safety NOTICE Danger „ alWaYs make certain that the voltage supplied to the pump is correct. Always read the pump’s nameplate to „ alWaYs have a qualifi ed electrician perform the control determine what the power requirements are. box installation.

  • Page 8: Specifications

    1. specifications model st41230 st41460 st61230 st61460 type Centrifugal Centrifugal Centrifugal Centrifugal impeller Chrome Steel Chrome Steel Chrome Steel Chrome Steel Discharge size in. (mm) 4.00 (101) 4.00 (101) 6.00 (152) 6.00 (152) max solids in. (mm) 0.60 in (15.2)

  • Page 9: Dimensions

    Dimensions Figure 1. Pump Dimensions table 2. Dimensions in. (mm) reF. Des. st41230/st4160 reF. Des. st61230/st6160 11 (279) 14 (356) 11 (279) 14 (356) 32.5 (826) 34.75 (883) 5.5 (140) 5.5 (140) 28.25 (718) 31.0 (787) st4/st6 series submersible pumps• operation anD parts manual — rev. #1 (11/12/13) — page 9...

  • Page 10: General Information

    0.6-inches (15.2 mm). These pumps have a chrome steel body that is very durable and able to withstand rough handling. The ST41230/ ST41460 comes with a 4-inch NPT threads for standard hose connections, while the ST61230/ST61460 comes with a 6-inch NPT threads for standard hose connections.

  • Page 11: Components

    ComPonenTs ST41230 ST41460 ST61230 ST61460 Figure 2. Submersible Pump Components Figure 2 shows the location of the basic components, for 7. aC power Cable – These pumps are supplied with a the submersible pumps. Listed below is a brief explanation 33 ft.

  • Page 12: Float Switches

    floaT swiTChes mechanical Float switch Design Features Mechanically activated float switches offer a reliable low Float switch housings are constructed of high-impact, current control for dewatering applications. corrosion resistant polypropylene with mechanically activated, snap action contacts. How it Works „ Suitable for most liquid environments. The mechanical float switch control will turn on (close) „...
  • Page 13 floaT swiTChes Float switches mounting the Float switches 1. Determine the required cord tether length as shown For unattended operation of the submersible pump two in Figure 3 and Table 3. single float switches (Model SW-1WOPA) will be required. These float switches can be connected directly to a control 2.
  • Page 14 Figure 7. Electrical Control Box the control box. Reference Figure 20 and Figure 21 for a (Typical) schematic reprensentation of each control box. NOTICE Contact Multiquip sales department to order control boxes as listed in Table 4. table 4. Control box specifications thermal Float...

  • Page 15: Control Box Installation

    If you cannot determine what your pump's power of electrocution, electric shock or burn, which can cause requirements are, look at the vendor supplied identification severe bodily harm or even death! name tag attached to the pump or please contact Multiquip's Service/Technical Assistance department. Danger Caution...
  • Page 16 ConTrol box insTallaTion Connecting sW-1Wopa Float switches to Control 1. Remove the float switch input connector housing, then route the float switch wires through the cable gland on the control box. Attach the wires of the float switch to the terminal block as indicated by Table 6 and Figure 8. table 6.

  • Page 17: Control Box Power Connections

    ConTrol box Power ConneCTions 3-phase power installation (input to Control box) 3-phase power installation (output to pump) 1. The 3-phase input power cord should have four wires. 1. The 3-phase output power cord should have four wires. Each wire is color coded. The colors are reD, WHite, Each wire is color coded.

  • Page 18: Control Box Wiring Layout

    ConTrol box wiring layouT MOUNT CONTROL BOX IN AN UP-LEFT VERTICAL POSITION AS SHOWN. CONTROLLER TRANSFORMER AC POWER OFF/ON TERMINAL BLOCK LAMP MANUAL/AUTO FLOAT SWITCH SWITCH TERMINAL BLOCK OVERLOAD RELAY EXTERNAL 3-PHASE (230 OR 460 VOLT) POWER SOURCE HEATER BLACK CIRCUIT SEE TABLE 4 BREAKER...

  • Page 19: Operation

    oPeraTion pump placement 2. Make sure the pump is always placed in an upright position, not tilted (Figure 10). Never position the pump 1. Attach a suitable lifting chain to the eye bolts or lift handle directly on a soft, loose bottom. To attain maximum (Figure 9) on the pump.
  • Page 20 oPeraTion Control box operation (manual mode) reset button 1. From the voltage source, set the circuit breaker or quick 1. When the electronic overload module detects an disconnect switch to the on position. overload condition, the pump will shut down. Check the pump and correct the cause of ther overload.

  • Page 21: Maintenance

    Use a funnel (Figure 16) and fill oil chamber with ISO VG32 lubrication oil or equivalent. Oil chamber capacity is 40 oz. (1,200 cc) for ST41230/ST41460 and 47 oz (1,400 cc) ST61230/ST61460. Fill to 75-80% capacity to allow for expansion. Replace lubrication oil once a year or 3,000 hours.
  • Page 22 ST61230/ST61460 Refer to the the following procedure and Figure 18 for the ST41230/ST41460 removal of the impeller. 1. Remove oil screw and gasket from the oil fill chamber port. Drain oil from oil chamber as referenced in Figure 18.
  • Page 23 If insulation drops below initial testing. Contact an authorized Multiquip service 10 megohms, contact an authorized Multiquip service center. center if the measured cable insulation is 10 megohms or less.

  • Page 24: Troubleshooting

    TroubleshooTing table 9. pump troubleshooting sYmptom possible problem solution Check that the proper voltage, 230 or 460 VAC, 60 Hz, 3-phase is being supplied to the pump. Also Incorrect voltage/amps? check that there is an adequate amount of current (amps) to run the pump. Check power source circuit breaker.

  • Page 25: Control Box Wiring Diagram (Cb1269/Cb1274)

    ConTrol box wiring Diagram (Cb1269/Cb1274) 230 VAC CB1269 THREE PHASE WIRING EXTERNAL 3-PHASE CB1274 (230 VAC) CONNECTIONS POWER POWER SOURCE INPUT CIRCUIT RED AWG 8 BREAKER PUMP RED AWG 8 WHITE MOTOR BLACK RED AWG 8 H3 H2 CONTROL SEE TABLE 4 TRANSFORMER FOR CORRECT GROUND...

  • Page 26: Control Box Wiring Diagram (Cb1456/Cb1463)

    ConTrol box wiring Diagram (Cb1456/Cb1463) 460 VAC THREE PHASE WIRING CB1456 EXTERNAL 3-PHASE CB1463 CONNECTIONS (460 VAC) POWER POWER SOURCE INPUT CIRCUIT RED AWG 8 BREAKER PUMP RED AWG 8 WHITE MOTOR BLACK RED AWG 8 SEE TABLE 4 CONTROL TRANSFORMER FOR CORRECT GROUND...

  • Page 27: Explanation Of Codes In Remarks Column

    A blank entry generally indicates that the item is not sold “not sold separately” — Indicates that an item cannot separately or is not sold by Multiquip. Other entries will be purchased as a separate item and is either part of an be clarifi ed in the “Remarks”...

  • Page 28: Suggested Spare Parts

    ParTs st41230/st41460 anD st61230/st61460 submersible pumps 1 to 3 units Qty. Description 1....432230-01 ....MECHANICAL SEAL 1....4214335-01 ..OIL SEAL 1....86414475N ...O-RING GASKET SET (ST41230/ST41460) 1....86414110 ....O-RING GASKET SET (ST61230/ST61460) NOTICE Part numbers on this Suggested Spare Parts list may supersede/replace the part numbers shown in the following parts lists.
  • Page 29 O-RING GASKETS page 30 — st4/st6 series submersible pumps • operation anD parts manual — rev. #1 (11/12/13)
  • Page 30 QtY. REMARKS 01360844 DISCHARGE HEAD, NPT 4" 02303-1 HANDLE 0336FS-0550 SWITCH PLATE 0436FS0750N MOTOR COVER 0436FS0750NF UPPER COVER 0935FS0750N BASE PLATE 1036FS0750N PUMP CASING 1136FS0750N SEAL BRACKET 1236FS0750N INLET PLATE, 4" 13431512012 STRAINER, 15MM...
  • Page 31 O-RING GASKETS page 32 — st4/st6 series submersible pumps • operation anD parts manual — rev. #1 (11/12/13)
  • Page 32 WAVE WASHER, 6304 753430005-01 WASHER, LOCK, M5 752430025-01 WASHER, M25 752430016-03 WASHER, M16 753430016-01 WASHER, LOCK, M16 757300004 WASHER, LOCK, M4 7630STW40 SNAP RING ............1....ST41230 7630RTW90 SNAP RING ............1....ST41460 7630RTW40 SNAP RING 771433-01 KEY, 7X7X18 79363041 BEARING, 6304 79363081 BEARING, 6308 8102554150131 CABLE, 50 FT.
  • Page 33 sT61230/sT61460 assy. O-RING GASKETS page 34 — st4/st6 series submersible pumps • operation anD parts manual — rev. #1 (11/12/13)
  • Page 34 sT61230/sT61460 assy. part no. part name QtY. REMARKS 01360954 DISCHARGE HEAD, NPT 6" 0336FS-1125 SWITCH PLATE 0436FS-1125 MOTOR COVER 0436FS-1125F UPPER COVER 0935FS-1125 BASE PLATE 1036FS-1125 PUMP CASING 1136FS-1125 SEAL BRACKET 1236FS-1125B INLET PLATE, 6" 13431512511 STRAINER, 15MM 1541FS6110158 IMPELLER 1736190320 MOTOR FRAME 1843FS-1125...
  • Page 35 sT61230/sT61460 assy. O-RING GASKETS page 36 — st4/st6 series submersible pumps • operation anD parts manual — rev. #1 (11/12/13)
  • Page 36 sT61230/sT61460 assy. part no. part name QtY. REMARKS 753430008-01 WASHER, LOCK M8 753430006-01 WASHER, LOCK, M6 753430010-01 WASHER, LOCK, M10 757300004 WASHER, LOCK, M4 751306306 WAVE WASHER 753430005-01 WASHER, LOCK M5 752430016-03 WASHER 753430016-01 WASHER, LOCK, M16 752430010-01 WASHER 752430025-01 WASHER 7630STW40 SNAP RING ............1....ST61230...
  • Page 37 We sell worldwide for the brands: Genie, Terex, JLG, MultiQuip, Mikasa, Essick, Whiteman, Mayco, Toro Stone, Diamond Products, Generac Magnum, Airman, Haulotte, Barreto,...

This manual is also suitable for:

St41460St61230St61460

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