BJM Pumps SK Series Installation, Operation & Maintenance Manual

BJM Pumps SK Series Installation, Operation & Maintenance Manual

Shredder pumps electric submersible pumps
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INSTALLATION, OPERATION & MAINTENANCE MANUAL
Read this manual carefully before installing, operating or servicing these pump models.
Observe all safety information. Failure to comply with instructions may result in personal
injury and/or property damage. Please retain these instructions.
SK & SKX SERIES
SHREDDER PUMPS
Electric Submersible Pumps
Single Phase
115V & 230V
Three Phase
208V, 230V, 460V & 575V
CAST IRON
SINGLE PHASE
SK750C
SK1500C
316 STAINLESS STEEL
SINGLE PHASE
SKX750CSS
SKX1500CSS
THREE PHASE
SK08C
SK55C
SK15C
SK75C
SK22C
SK110C
SK37C
SK150C
THREE PHASE
SKX08CSS
SKX55CSS
SKX15CSS
SKX75CSS
SKX22CSS
SKX110CSS
SKX37CSS
SKX150CSS
Version 3-24-17

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Summary of Contents for BJM Pumps SK Series

  • Page 1 INSTALLATION, OPERATION & MAINTENANCE MANUAL SK & SKX SERIES SHREDDER PUMPS Electric Submersible Pumps Single Phase 115V & 230V Three Phase 208V, 230V, 460V & 575V CAST IRON SINGLE PHASE THREE PHASE SK750C SK08C SK55C SK1500C SK15C SK75C SK22C SK110C SK37C SK150C 316 STAINLESS STEEL...
  • Page 2: Table Of Contents

    EXPLODED VIEW OF SK55C, SKX55CSS, SK75C, SKX75CSS ................25 EXPLODED VIEW OF SK110C, SKX110CSS, SK150C, SKX150CSS ............... 26 SK SERIES PARTS LIST ............................. 27 SKX SERIES PARTS LIST ............................29 SINGLE PHASE WIRING DIAGRAM 115V & 230V W/GOVERNOR SWITCH............31 MODELS SK750C, SKX750CSS, SK1500C, SKX1500C ...................
  • Page 3: Introduction

    Pumps® SK & SKX Series submersible pump. This manual also contains information to optimize performance and longevity of your BJM Pump®s submersible pump. The submersible SK Series pumps are designed to pump wastewater and industrial wastewater that includes up to 10% by volume of solids. The SKX Series pumps are designed to pump corrosive liquids along with some solids in concentrations chemically compatible with 316SS and FKM.
  • Page 4: Safety

    SAFETY Pump installations are seldom identical. Each installation and application can vary due to many different factors. It is the owner/service mechanics responsibility to repair, service, and test to ensure that the pump integrity is not compromised according to this manual.
  • Page 5: Inspection

    INSPECTION Review all safety information before servicing pump. The following are recommended installation practices/procedures for the pump. If there are questions in regards to your specific application, contact your local BJM Pumps distributor or BJM Pumps, LLC. PRE-INSTALLATION INSPECTION 1) Check the pump for damage that may have occurred during shipment.
  • Page 6  Remove the air check screw on the motor housing. Using an air compressor, pressurize the motor chamber to 13 psi and check for leaks using a spray bottle. Repeat this procedure to check the seal chamber for leaks.  Inspect the power cable for any damage. For Storage Periods longer than 3 Years ...
  • Page 7: Oil Fill Quantity/Type

    This type of debris can clog the pump & prevent it from operating properly. The BJM Pumps® Shredder Pumps (7.5 HP and larger) are designed to handle unscreened sewage.
  • Page 8: Positioning The Pump

    Proper lifting equipment (rope/chain) must be used. POSITIONING THE PUMP BJM Pumps® SK & SKX Series pumps are designed to operate fully or partially submerged. Avoid running the pump dry for extended periods of time. Refer to data sheet for minimum submersion depth for your particular model. Data...
  • Page 9: Pump Rotation

    PUMP ROTATION Two ways to check the correct pump rotation: 1. By looking at the impeller; the rotation of the impeller should be counter clockwise as shown in the picture below. 2. By looking from the top of the pump. Since the impeller cannot be seen, the best way to check the rotation is to check the kick back motion of the pump when the pump just starts.
  • Page 10: Typical Municipal And Industrial Wastewater Intallation

    Do not operate this pump where explosive vapors or flammable material exist. Death or Serious injury will result. TYPICAL MUNICIPAL AND INDUSTRIAL WASTEWATER INTALLATION NOTE: Maximum recommended starts should not exceed 10 times per hour. MANUAL OPERATION All SK & SKX Models are provided with a 33’ (10 m) power cord. NEVER splice the power cable due to safety and warranty considerations.
  • Page 11: Stopping

    STOPPING To stop the pump (manual and automatic mode), unplug it from the power source, turn off the breaker, or turn the power source off (generator). Typical 3 phase manual control 1...
  • Page 13: Typical Municipal Or Industrial Wastewater Installation

    TYPICAL MUNICIPAL OR INDUSTRIAL WASTEWATER INSTALLATION NOTE: Maximum recommended starts should not exceed 10 times per hour. AUTOMATIC OPERATION Float switches (wired into the pump motor or piggy-back style) are available from the factory as an option. Note: 208V, 230V, 460V & 575V pumps do not have a plug installed. Three phase pumps need a separate control box with float(s) for automatic operation.
  • Page 14: Intended Methods Of Connection

    Use with approved motor control that matches motor input in full load amperes. “UTILLISER UN DÉMARREAR APPROUVÉ CONVENANT AU COURANT Á PLEINE CHARGE DU MOTEUR.” BJM Pumps has been evaluated for use with water or water based solutions. Please contact the manufacturer for additional information. SINGLE PHASE WIRING INSTRUCTIONS FOR YOUR PROTECTION, ALWAYS DISCONNECT PUMP FROM ITS POWER SOURCE BEFORE HANDLING.
  • Page 15: Trouble Shooting

    directions of kick back due to starting torque. Rotation is correct if kick back is in the opposite direction of rotation arrow on the pump casing. If rotation is not correct, switching of any two power leads other than ground will provide the proper rotation. DO NOT PLACE HANDS IN PUMP SUCTION WHILE CHECKING MOTOR ROTATION.
  • Page 16: Pump Runs But Does Not Deliver Rated Capacity

    Pump should be disconnected from the electric power supply before proceeding to do any service or maintenance. To service or repair your pump, please contact your local BJM Pumps distributor. Service should only be performed by a qualified electrician. MAINTAINING YOUR PUMP ...
  • Page 17: Changing Seal Oil

    To optimize the shredding performance of the SK/SKX/SKG BJM Pumps® model shredding pumps, and to optimize the hydraulic performance of the S/SX/J/JX/R/RX/ KZN/KB/KZE model pumps, BJM Pumps offers an impeller shim kit. The shims are designed to go on the shaft behind the impeller to adjust the clearance between the impeller vane and the suction cover to the target specification of the 0.010 inch to 0.020...
  • Page 18 2) Lay the pump down on its side. 3) Remove the screws that hold the bottom plate in place. 4) Remove bottom plate. 5) Remove screws holding the suction cover. 6) Remove the suction cover. 7) Remove the impeller. 8) Remove the inspection screw for the oil chamber (pos#50-08). Pour out a small sample of the oil.
  • Page 19 EXPLODED VIEW OF SK750C, SKX750CSS EXPLODED VIEW OF SK 1500C, SKX1500CSS...
  • Page 21 EXPLODED VIEW OF SK08C, SK15C, SKX08CSS, SKX15CSS...
  • Page 22 EXPLODED VIEW OF SK22C, SK37C...
  • Page 23: Exploded View Of Skx22Css, Skx37Css

    EXPLODED VIEW OF SKX22CSS, SKX37CSS...
  • Page 24: Exploded View Of Sk55C, Skx55Css, Sk75C, Skx75Css

    EXPLODED VIEW OF SK55C, SKX55CSS, SK75C, SKX75CSS...
  • Page 25: Exploded View Of Sk110C, Skx110Css, Sk150C, Skx150Css

    EXPLODED VIEW OF SK110C, SKX110CSS, SK150C, SKX150CSS...
  • Page 26: Sk Series Parts List

    SK SERIES PARTS LIST Pump Model SK750C SK1500C SK08C SK15C SK22C SK37C SK55C SK75C SK110C SK150C Pos. No. Part Description Item # Item # Item # Item # Item # Item # Item # Item # Item # Item #...
  • Page 27 Power Cable w/ Gland- 3PH 201701 201701 203442 203444 203446 203446 203448 203448 27-1 O-Ring Kit Only 27-2 Seal Minder Cable 202763 202763 202763 202763 202763 202763 202763 202763 202763 202763 27-2-1 O-Ring Kit Only 27-3 Seal Minder Cap 203139 203139 203139 203139 203139 203139 203139 203139 203139 203139 Seal Minder Probe...
  • Page 28: Skx Series Parts List

    SKX SERIES PARTS LIST Pump Model SKX750CSS SKX1500CSS SKX08CSS SKX15CSS SKX22CSS SKX37CSS SKX55CSS SKX75CSS SKX110CSS SKX150CSS Pos. No. Part Description Item # Item # Item # Item # Item # Item # Item # Item # Item # Item # 01-2 Stand Only 201988...
  • Page 29 27-1 O-Ring (Kit Only) 27-2 Seal Minder Cable 201713 201713 201713 201713 201713 201713 201713 201713 201713 201713 27-2-1 O-Ring Kit Only 27-3 Seal Minder Cap 201718 201718 201718 201718 201718 201718 201718 201718 201718 201718 Seal Minder Probe 202408 202408 202408 202408...
  • Page 30: Single Phase Wiring Diagram 115V & 230V W/Governor Switch

    SINGLE PHASE WIRING DIAGRAM 115V & 230V W/GOVERNOR SWITCH MODELS SK750C, SKX750CSS, SK1500C, SKX1500C...
  • Page 31: Three Phase Wiring Diagrams

    THREE PHASE WIRING DIAGRAMS 208V MODELS SK08C, SKX08CSS, SK15C, SKX15CSS, SK22C, SKX22CSS, SK37C, SKX37CSS, SK55C, SKX55CSS,...
  • Page 32: 230V

    230V MODELS SK08C, SKX08CSS, SK15C, SKX15CSS, SK22C, SKX22CSS, SK37C, SKX37CSS, SK55C, SKX55CSS, SKX75C, SKX75CSS, SK110C, SKX110CSS...
  • Page 33: 460V

    460V MODELS SK08C, SKX08CSS, SK15C, SKX15CSS, SK22C, SKX22CSS, SK37C, SKX37CSS, SK55C, SKX55CSS, SKX75C, SKX75CSS, SK110C, SKX110CSS, SK150C, SKX150CSS...
  • Page 34: 575V

    575V MODELS SK08C, SKX08CSS, SK15C, SKX15CSS, SK22C, SKX22CSS, SK37C, SKX37CSS, SK55C, SKX55CSS, SKX75C, SKX75CSS, SK110C, SKX110CSS, SK150C, SKX150CSS...
  • Page 35: Seal Minder

    Seal Minder cap (P/N M02738) and gasket (P/N M05121 for Buna, P/N M05121V for FKM). This should be done by an authorized BJM Pumps® service center or distributor as not to void warranty (detailed instruction sheet available for this procedure).
  • Page 36 SEAL MINDER®...
  • Page 37: Warranty And Limitation Of Liability

    “Product” are free from defects in materials and workmanship and conform to the applicable specification. BJM Pumps,LLC’s liability for any breach of this warranty shall be limited solely to replacement or repair, at the sole option of BJM Pumps,LLC, of any part or parts of the Product found to be defective during the warranty period, provided the Product is properly installed and is being used as originally intended.
  • Page 38: Start-Up Report Form

    START-UP REPORT FORM This form is designed to record the initial installation, and to serve as a guide for troubleshooting at a later date (if needed). Industrial Flow Solutions Operating, LLC 104 John W Murphy Drive New Haven, CT 06513, USA Pump Owner’s Name Location of Installation Date of Installation:...
  • Page 39 START-UP REPORT FORM Are guide rails vertical? Is base elbow installed level? Liquid level controls: Model Is control installed away from turbulence? Float Operation Check Tip lowest float (stop float), all pumps should remain off. Tip second float (and stop float), one pump comes on. Tip third float (and stop float), both pumps on (alarm on simplex).
  • Page 40 START-UP REPORT FORM L1-L2 L2-L3 L3-L1 Amperage load connection, pump on FINAL CHECK Is pump secured properly? Was pump checked for leaks? Do check valves operate properly? Flow: Do pumps appear to operate at proper rate? Noise level: Acceptable Unacceptable Comments: Installed by: Company:...
  • Page 41: Notes

    NOTES:...
  • Page 42 Industrial Flow Solutions Operating, LLC 104 John W Murphy Drive, New Haven, CT 06513, USA Phone: (860) 399-5937 • Fax: (860) 399-7784 Email: sales@flowsolutions.com • Web Site: www.flowsolutions.com Seal Minder® is a registered trademark of Industrial Flow Solutions Operating, LLC. All rights reserved. ©...

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