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South bend SB1127 Owner's Manual

9" x 138-1/2" variable-speed oscillating edge sander
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9" X 138-1/2" VARIABLE-SPEED
OSCILLATING EDGE SANDER
MODEL SB1127
***Keep for Future Reference***
OWNER'S MANUAL
South Bend Tools
®
A Tradition of Excellence
© March, 2024 by South Bend Tools
For Machines Mfd. Since 11/23

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Summary of Contents for South bend SB1127

  • Page 1 9" X 138-1/2" VARIABLE-SPEED OSCILLATING EDGE SANDER MODEL SB1127 ***Keep for Future Reference*** OWNER'S MANUAL South Bend Tools ® A Tradition of Excellence © March, 2024 by South Bend Tools For Machines Mfd. Since 11/23...
  • Page 2 This manual provides critical safety instructions on the proper setup, operation, maintenance, and service of this machine/tool. Save this document, refer to it often, and use it to instruct other operators. Failure to read, understand and follow the instructions in this manual may result in fire or serious personal injury—including amputation, electrocution, or death.

  • Page 3: Table Of Contents

    Table of Contents MAINTENANCE ............. 33 INTRODUCTION ..............3 Identification ..........3 Maintenance Schedule....... 33 Description of Controls & Components ... 4 Cleaning & Protecting ....... 33 Product Specifications ........ 6 Cleaning Sanding Belts ......33 Lubrication ..........34 SAFETY ................8 Machine Storage ........
  • Page 4 I N T R O D U C T I O N Model SB1127 For Machines Mfd. Since 11/23 Scope of Manual This manual helps the reader understand the machine, how to prepare it for operation, how to control it during operation, and how to keep it in good working condition. We assume the reader has a basic understanding of how to operate this type of machine, but that the reader is not familiar with the controls and adjustments of this specific model.

  • Page 5: Introduction

    I N T R O D U C T I O N For Machines Mfd. Since 11/23 Model SB1127 Identification Belt Guard Belt Guard Belt Guard Belt Guard Table Clearance Table Clearance Tracking Tracking Lock Lock Handwheel Handwheel Knob Knob...

  • Page 6: Description Of Controls & Components

    I N T R O D U C T I O N Model SB1127 For Machines Mfd. Since 11/23 Description of Controls STOP Button: Stops machine and prevents it from starting. To reset, twist button & Components clockwise until it pops out.
  • Page 7 I N T R O D U C T I O N For Machines Mfd. Since 11/23 Model SB1127 Platen Figure 6. End table height lock handle. Figure 4. Platen adjustment components. End Table Height Lock Handle: Tightens to lock end table height and loosens to adjust Platen: Provides flat surface for end and edge end table height.

  • Page 8: Product Specifications

    I N T R O D U C T I O N Model SB1127 For Machines Mfd. Since 11/23 Product Specifications P.O. Box 2027, Bellingham, WA 98227 U.S.A. © South Bend Tools PHONE: (360) 734-1540 • www.southbendtools.com Model SB1127 9" x 138­1/2" Variable­Speed Oscillating Edge...
  • Page 9 I N T R O D U C T I O N For Machines Mfd. Since 11/23 Model SB1127 Oscillation Horsepower..............................25W Phase............................Single-Phase Amps................................ 0.27A Speed..............................44 RPM Type..............................DC Brush Power Transfer ............................Gear Bearings....................Shielded & Permanently Lubricated...

  • Page 10: Safety

    S A F E T Y Model SB1127 For Machines Mfd. Since 11/23 Understanding Risks of Machinery Operating all machinery and machining equipment can be dangerous or relatively safe depending on how it is installed and maintained, and the operator's experience, common sense, risk awareness, working conditions, and use of personal protective equipment (safety glasses, respirators, etc.).
  • Page 11 S A F E T Y For Machines Mfd. Since 11/23 Model SB1127 Entanglement: Loose clothing, gloves, neckties, Chuck Keys or Adjusting Tools: Tools used to jewelry or long hair may get caught in adjust spindles, chucks, or any moving/...

  • Page 12: Additional Oscillating Edge Sander Safety

    S A F E T Y Model SB1127 For Machines Mfd. Since 11/23 Additional Oscillating Edge Sander Safety Serious injury or death can occur if fi ngers, clothing, jewelry, or hair get entangled in moving components. Impact injuries can occur from kickback if workpiece is improperly fed into moving sanding belt.

  • Page 13: Preparation

    P R E P A R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Preparation Overview Required for Setup The purpose of the preparation section is to help The items listed below are required to you prepare your machine for operation. The list successfully set up and prepare this machine for below outlines the basic process.

  • Page 14: Power Supply Requirements

    P R E P A R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Power Supply Requirements Serious injury could occur if you connect the machine to power before completing the Availability setup process. DO NOT connect to power until instructed later in this manual.
  • Page 15 P R E P A R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Grounding Requirements Improper connection of the equipment- grounding wire can result in a risk of electric This machine must be grounded! In the event of shock.

  • Page 16: Unpacking

    P R E P A R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Unpacking Lifting & Moving This item was carefully packaged to prevent damage during transport. If you discover any damage, please immediately call Customer This machine and its Service at (360) 734-1540 for advice.

  • Page 17: Location

    P R E P A R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Location Weight Load Refer to the Machine Specifi cations for the Physical Environment weight of your machine. Make sure that the surface upon which the machine is placed will...

  • Page 18: Cleaning & Protecting

    P R E P A R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Cleaning & Protecting Avoid chlorine-based solvents, such as The unpainted surfaces are coated at the factory acetone or brake parts cleaner that may with a heavy-duty rust preventative that damage painted surfaces.

  • Page 19: Assembly

    P R E P A R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Assembly Eye Bolts Eye Bolts The machine must be fully assembled before it can be operated. Before beginning the assembly process, see Required for Setup on Page 11 and gather all listed items.

  • Page 20: Dust Collection

    P R E P A R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Dust Collection Move belt tension lever down, toward drive roller, to tension sanding belt. Close belt guard and secure with (2) M10-1.5 x 16 knob bolts, as shown in Figure 17.

  • Page 21: Test Run

    P R E P A R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Test Run 4. Turn oscillation and sanding belt speed dials all the way counterclockwise (see Figure 19). After all preparation steps have been completed, the machine and its safety features must be tested to ensure correct operation.
  • Page 22 P R E P A R A T I O N Model SB1127 For Machines Mfd. Since 11/23 10. Start machine and allow it to run while Connect machine to power source. Digital readouts will illuminate. ensuring sanding belt tracks properly.

  • Page 23: Operation

    Regardless of the content in this section, South Bend Tools will not be held liable for Note: Due to the generic nature of this overview, accidents caused by lack of training.

  • Page 24: Stock Inspection & Requirements

    O P E R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Stock Inspection & Sanding Tips Requirements • Avoid sanding a workpiece more than is necessary, since doing so will unnecessarily decrease sanding belt life and cost you more Some workpieces are not safe to sand or may money over time.

  • Page 25: Choosing Sanding Belts

    Model SB1127 Choosing Installing/Changing Sanding Belts Sanding Belts The Model SB1127 uses a 9" x 138 " sanding Change the sanding belt when your project belt. requires a different grit size for quick material removal or finer finishes. A sanding belt should...

  • Page 26: Pre-Tracking Sanding Belt

    O P E R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Pre-Tracking Move belt tension lever up and toward idler roller (see Figure 25). Sanding Belt Belt Belt Tension Tension You must perform the following procedure after...

  • Page 27: Checking/Adjusting Sanding Belt Tracking

    O P E R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Once sanding belt tracks centered on rollers, Note: When sanding belt oscillation is turned proceed to Checking/Adjusting Sanding Belt ON, sanding belt will oscillate up and down Tracking.

  • Page 28: Adjusting Platen Tilt

    O P E R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Adjusting Platen Tilt Secure drive roller door before proceeding with operations (see Figures 29–30). The platen adjusts from 0°–45° for beveled — For sanding on main table, close door workpieces.
  • Page 29 O P E R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Tighten platen tilt lock knob to secure. ¼" Adjust main table clearance to within ⁄ " of sanding belt (see Adjusting Main Table Clearance on Page 29).
  • Page 30 O P E R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Note: Drilling these holes is a two-step Remove (2) hex bolts from miter fence. process. Drill first holes all the way through Place board in miter fence position against...

  • Page 31: Adjusting Main Table

    O P E R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Adjusting Main Table Adjusting Main Table Clearance The clearance between the main table and The main table height and clearance are the sanding belt must never exceed ⁄...

  • Page 32: Adjusting End Table Height

    O P E R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Adjusting End Table Adjusting Miter Stop Height The main table has a miter stop that adjusts between 0°–60° and has an adjustable fence (see Figure 41) for supporting the workpieces against The end table has 7"...

  • Page 33: Edge & End Sanding

    O P E R A T I O N For Machines Mfd. Since 11/23 Model SB1127 Note: There are index stop notches at 0°, 30°, Adjust main table height as desired, then adjust main table clearance to ⁄ " or less (see and 45°...

  • Page 34: Bevel Sanding

    O P E R A T I O N Model SB1127 For Machines Mfd. Since 11/23 Bevel Sanding Contour Sanding Adjust the platen tilt to match the angle you Contour sanding operations are performed on the wish to sand on a workpiece, then use two hands...

  • Page 35: Maintenance

    For Machines Mfd. Since 11/23 Model SB1127 Maintenance Schedule Cleaning & Protecting Cleaning the Model SB1127 is relatively easy. Vacuum excess sawdust and wipe off the remaining dust with a dry cloth. If any resin has Always disconnect built up, use a resin dissolving cleaner to remove...

  • Page 36: Lubrication

    M A I N T E N A N C E Model SB1127 For Machines Mfd. Since 11/23 Lubrication Bevel Gears Bevel Gears An essential part of lubrication is cleaning the components before lubricating them. This step is critical because dust builds up on lubricated components, which makes them hard to move.

  • Page 37: Machine Storage

    M A I N T E N A N C E For Machines Mfd. Since 11/23 Model SB1127 Platen Tilt Components Use clean brush to wipe trunnion and worm gear teeth with thin coat of NLGI#2 grease. Items Needed Hex Wrench 4mm ........1 Adjust platen through its full range of tilt Stiff Brushes ..........2...

  • Page 38: Service

    Stops — If platen is not 90° to table, proceed to Step 6. The Model SB1127 features stop bolts that stop the platen exactly at 45° and 90° during platen Loosen jam nut on 90° stop bolt shown in tilt adjustments. The stops have been set at the Figure 52, and adjust 90°...
  • Page 39 S E R V I C E For Machines Mfd. Since 11/23 Model SB1127 Adjusting 45° Stop Bolt Loosen jam nut on 45° stop bolt shown in Figure 55, and adjust 45° stop bolt until Items Needed platen is 45° to table when bolt contacts stop Open-End Wrenches 13mm ......2...

  • Page 40: Calibrating Miter Stop

    S E R V I C E Model SB1127 For Machines Mfd. Since 11/23 Calibrating Miter Stop Replacing Oscillation Motor Brushes This procedure ensures the miter stop angle is accurate. The oscillation motor uses two carbon brushes Items Needed to transmit electrical current inside the motor.

  • Page 41: Troubleshooting

    TROU B LESHOOTI NG For Machines Mfd. Since 11/23 Model SB1127 If you need replacement parts, or if you are unsure how to do any of the solutions given here, feel free to call us at (360) 734-1540. Symptom Possible Cause Possible Solution 1.
  • Page 42 TROU B LESHOOTI NG Model SB1127 For Machines Mfd. Since 11/23 Symptom Possible Cause Possible Solution 1. Motor or component loose. 1. Replace damaged or missing bolts/nuts or tighten Machine has vibration or noisy if loose. operation. 2. Drive roller cap screw is missing or 2.
  • Page 43 TROU B LESHOOTI NG For Machines Mfd. Since 11/23 Model SB1127 Symptom Possible Cause Possible Solution 1. Excessive sanding speed. 1. Decrease sanding speed. Sanding belt surfaces clog 2. Worn sanding belt. 2. Replace sanding belt (Page 23). quickly or burn.

  • Page 44: Electrical

    E L E C T R I C A L Model SB1127 For Machines Mfd. Since 11/23 Electrical Safety Instructions These pages are accurate at the time of printing. In the constant effort to improve, however, we may make changes to the electrical systems of future machines. Study this section carefully. If you see differences between your machine and what is shown in this section, call Technical Support at (360) 734-1540 for assistance BEFORE making any changes to the wiring on your machine.

  • Page 45: Wiring Diagram

    E L E C T R I C A L For Machines Mfd. Since 11/23 Model SB1127 Wiring Diagram WARNING! Main Motor 230VAC SHOCK HAZARD! Disconnect power before working on wiring. Oscillation Oscillation Sensor Motor Circuit Board 200VDC MH253 Tilt Sensor...

  • Page 46: Electrical Components

    E L E C T R I C A L Model SB1127 For Machines Mfd. Since 11/23 Electrical Components Figure 59. Main motor wiring. Figure 61. Oscillation motor and sensor. Figure 62. Tilt sensor. Figure 60. VFD and contactor wiring.

  • Page 47: Parts

    P A R T S For Machines Mfd. Since 11/23 Model SB1127 Platen & Rollers 25 27 43 44 38 33 63 64 56-1 56-2 118-2 118-1 118-4 65 128 118-3 118-5 South Bend Tools -45-...
  • Page 48 P A R T S Model SB1127 For Machines Mfd. Since 11/23 Platen & Rollers Parts List REF PART # DESCRIPTION PART # DESCRIPTION PSB1127001 WAVY WASHER 50.2MM PSB1127056 MOTOR 25W 200VDC W/CORD PSB1127002 BALL BEARING 6205-2NSE 56-1 PSB1127056-1 CARBON BRUSH (2-PC SET)
  • Page 49 P A R T S For Machines Mfd. Since 11/23 Model SB1127 Platen & Rollers Parts List (Cont.) PART # DESCRIPTION PART # DESCRIPTION PSB1127120 LOCK WASHER 12MM PSB1127206 HOSE CLAMP 4" PSB1127121 FLAT WASHER 13 X 35 X 5MM PSB1127207 DUST HOSE 4"...

  • Page 50: Cabinet

    P A R T S Model SB1127 For Machines Mfd. Since 11/23 Cabinet 330 329 South Bend Tools -48-...
  • Page 51 P A R T S For Machines Mfd. Since 11/23 Model SB1127 Cabinet Parts List REF PART # DESCRIPTION REF PART # DESCRIPTION PSB1127301 POWER CORD 12G 3W 138" 6-20P PSB1127355 COMPRESSION SPRING 0.8 X 7.8 X 10.5 302 PSB1127302 MOTOR CORD 16G 4W 57"...
  • Page 52 P A R T S Model SB1127 For Machines Mfd. Since 11/23 Cabinet Parts List (Cont.) REF PART # DESCRIPTION REF PART # DESCRIPTION PSB1127458 BUTTON HD CAP SCR M6-1 X 10 PSB1127492 MAGNETIC SENSOR RING PSB1127459 HANDWHEEL BRACKET PSB1127493 LOCK COLLAR 460 PSB1127460 STRAIN RELIEF TYPE-5 25.4MM...

  • Page 53: Machine Labels

    15. Do not operate under influence of drugs or alcohol, or when tired. South Bend Tools ® 16. Prevent unauthorized use by children or untrained users; restrict access or disable machine when unattended. Made in Taiwan to South Bend Specifications BELT ROTATION WARNING! INJURY HAZARD Do not use machine if you have not read the manual.

  • Page 54: Machine Labels (Cont.)

    The owner of this machine MUST maintain the original location and readability of these safety labels. If any label is removed or becomes unreadable, REPLACE that label before using the machine again. Contact South Bend Tools at (360) 734-1540 or www.southbendtools.com to order new labels.

  • Page 55: Warranty

    Warranty This quality product is warranted by South Bend Tools to the original buyer for 2 years from the date of purchase. This warranty does not apply to consumable parts, or defects due to any kind of misuse, abuse, negligence, accidents, repairs, alterations or lack of maintenance. We do not reimburse for third party repairs.
  • Page 56 southbendtools.com Printed In Taiwan #CS22944...

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