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I N T R O D U C T I O N Model SB1123 For Machines Mfd. Since 7/21 Introduction Identification Upper Upper Wheel Wheel Cover Cover Blade Blade Quick- Quick- Tracking Tracking Release Release Window Window Blade Blade Blade...
I N T R O D U C T I O N For Machines Mfd. Since 7/21 Model SB1123 Description of Controls Guide Post & Components To reduce the risk of serious injury when using this machine, read and understand this entire manual before beginning any operations.
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I N T R O D U C T I O N Model SB1123 For Machines Mfd. Since 7/21 Table Tilt Fence & Miter Gauge Figure 3. Table tilt controls. Table tilt controls. Figure 5. Fence and miter gauge controls.
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I N T R O D U C T I O N For Machines Mfd. Since 7/21 Model SB1123 Blade Tension & Tracking Figure 8. Tracking window, blade tracking controls, Tracking window, blade tracking controls, and blade tension quick-release lever.
I N T R O D U C T I O N Model SB1123 For Machines Mfd. Since 7/21 Product Specifications Model SB1123 Model SB1123 24" 7.5 HP Industrial-Duty Resaw Bandsaw 24" 7‐1/2 HP Industrial‐Duty Resaw Bandsaw Product Dimensions Weight................................847 lbs.
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I N T R O D U C T I O N For Machines Mfd. Since 7/21 Model SB1123 Blade Information Standard Blade Length......................... 181 in. Blade Length Range....................... 180 - 181-1/2 in. Blade Width Range........................1/4 - 1-1/2 in.
S A F E T Y Model SB1123 For Machines Mfd. Since 7/21 SAFETY 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.).
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S A F E T Y For Machines Mfd. Since 7/21 Model SB1123 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/...
S A F E T Y Model SB1123 For Machines Mfd. Since 7/21 Additional Bandsaw Safety Serious cuts, amputation, or death can occur from contact with the moving saw blade during operation or if blade breakage occurs. Serious injury or death can also occur from getting fingers, hair, or clothing entangled in moving parts if the machine is operated while the doors are open.
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 PREPARATION 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.
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Power Supply Circuit Information A power supply circuit includes all electrical Requirements equipment between the main breaker box or fuse panel in your building and the incoming power Availability connections inside the machine.
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P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Phase Converters Connection Type DO NOT use a static phase converter to create A permanently connected (hardwired) power 3-phase power—it can quickly decrease the life supply is typically installed with wires running of electrical components on this machine.
440V magnetic switch (refer to wiring to 440V diagram on Page 74). The Model SB1123 can be converted to 440V operation. This conversion consists of: 1) Disconnecting the saw from power, 2) replacing the magnetic switch, 3) rewiring the motor for...
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Unpacking Box 2 (Figure 12) K. Riser Blocks ............ 2 Hex Bolts M12-1.75 x 100 ......4 This item was carefully packaged to prevent M.
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 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.
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Location Weight Load Refer to the Machine Specifications for the Physical Environment weight of your machine. Make sure that the surface upon which the machine is placed will...
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Lifting & Moving Remove pallet, then slowly lower bandsaw into position. Using Forklift & Wood Blocks Use forklift to move crate to prepared...
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Anchoring to Floor Assembly Number of Mounting Holes ..........4 The machine must be fully assembled before it Diameter of Mounting Hardware ......
Installing Riser Blocks Slide guide post handwheel (see Figure 19) onto shaft and secure with pre-installed cap screw. The Model SB1123 comes with riser blocks that can be used to increase the floor-to-table height from 33" to 34 ⁄ ".
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Dust Collection This machine creates a lot of wood chips/ dust during operation. Breathing airborne dust on a regular basis can result in permanent respiratory illness.
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Adjustment Overview Bandsaw wheels are either flat or crowned and both shapes track differently. This bandsaw has crowned wheels. As the wheels spin, a properly...
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P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 To adjust blade tracking: Loosen tracking control lock lever on back of bandsaw (see Figure 27). DISCONNECT MACHINE FROM POWER! Rotate upper wheel by hand several times...
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Power Connection Connecting power supply wires to machine without first disconnecting power supply may result in serious injury or death. Electrocution or fire...
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Test Run Insert key into Master Power Key Switch, then rotate switch to "1" position (see Figure 30). This turns incoming power ON.
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P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Repeat Steps 5–6 to turn machine ON. 11. Make sure blade has fully stopped, open upper wheel cover a few inches to reveal limit switch (see Figure 32), then turn 10.
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Tensioning Blade The Flutter Method Using the flutter method, you intentionally A properly tensioned blade is essential for loosen the blade until it just passes the point of making accurate cuts, maximizing blade life, and being too loose (when it begins to flutter).
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Fine-Tune Tracking The Deflection Method The deflection method is much more subjective During setup, the blade was tracked without the than the flutter method. Each blade will deflect machine connected to power (refer to Page 22).
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Adjusting Blade Position support bearing approximately 0.016" away from back of blade, as illustrated in Figure 36. Support Bearings Note: The main purpose of this adjustment...
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Adjusting Blade Guide Bearings Approximately 0.016" The blade guide bearings can be adjusted left- to-right, as well as front-to-back, relative to the blade.
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P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Adjusting Lower Blade Guides Loosen both guide bearing adjustment cap screws (see Figure 40), then position guide Make sure the blade is tracking properly and bearings so they are close to —but not quite...
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Aligning Table Loosen trunnion cap screws that secure table (see Figure 45). To ensure cutting accuracy, the table should be aligned so that the miter slot is parallel to the bandsaw blade, and that the table is perpendicular (front to back) to the blade.
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Determine which trunnion is on low side of table, then remove two cap screws (see Figure 45) from low trunnion. Insert a shim, such as a thin washer, between table and low trunnion at each mounting location.
P R E P A R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Calibrating Fence Loosen pointer adjustment screw shown in Figure 50, set pointer in line with "0" mark on scale, then re-tighten screw.
P R E P A R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Aligning Miter Gauge Note: Make sure square does not go across a blade tooth when performing this step. The miter gauge needs to be calibrated to the —...
O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Operation Overview To complete a typical operation, the operator OPERATION does the following: The purpose of this overview is to provide Examines the workpiece to make sure it is the novice machine operator with a basic suitable for cutting.
O P E R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Workpiece Inspection Basic Functions of a Bandsaw A properly adjusted bandsaw can be safer to Some workpieces are not safe to cut or may operate than most other saws and performs require modification before they are safe to cut.
O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Setting Upper Blade Blade Selection Guide Height Selecting the right blade requires a knowledge of the various blade characteristics to match the blade with the particular cutting operation.
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O P E R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Blade Dimensions • Straight Cutting: Use the largest width blade that you own. Large blades excel at cutting Length Range ........180"–181 ⁄ "...
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O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Tooth Pitch Blade Material Measured as TPI (teeth per inch), tooth pitch Bandsaw blades must meet two requirements: determines the number of teeth. More teeth per flexibility and hardness.
O P E R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Blade Selection Chart Use the blade selection chart below as a general guide when selecting a blade for your operation. Blade Width Cutting Operation Narrow ( ⁄...
O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Blade Care & Break-In Blade Breakage Blade Care Many conditions may cause a bandsaw blade to break. Blade breakage is unavoidable in some A bandsaw blade is a thin piece of steel that is cases, since it is the natural result of the peculiar subjected to tremendous strain.
O P E R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Changing Blade Removing Blade DISCONNECT MACHINE FROM POWER! Release blade tension by rotating blade tension quick-release lever (see Figure 59) Disconnect bandsaw from clockwise to RELEASE position.
O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Tilting Table Installing Blade Tools Needed The table can be tilted from 5° left–45° right to Hex Wrench 6mm ..........1 make beveled cuts. A table tilt scale with pointer Wrench or Socket 10mm ........
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O P E R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Using Positive Stop Checking/Calibrating Positive Stop The positive stop allows you to quickly return the Tools Needed table to 0° from a right-tilt setting. The positive Open-End Wrenches 17mm ........
O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Ripping Lower table and place a machinist's square flat on table against the side of the blade, as illustrated in Figure 65. "Ripping" means cutting with the grain of the wood stock.
O P E R A T I O N For Machines Mfd. Since 7/21 Model SB1123 Crosscutting Resawing Crosscutting is the process of cutting across the "Resawing" means cutting the thickness of a grain of wood. For plywood and other processed...
O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Cutting Curves Stacked Cuts When cutting curves, simultaneously feed and One of the benefits of a bandsaw is its ability turn the stock carefully so the blade follows the to cut multiple copies of a particular shape layout line without twisting.
Model SB1123 Using Foot Brake Blade Lead The Model SB1123 is equipped with a foot Bandsaw blades may wander off of the layout brake (see Figure 71). Use the brake only in line when sawing, as shown in Figure 72. This emergency situations to disconnect power to the is called blade lead.
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O P E R A T I O N Model SB1123 For Machines Mfd. Since 7/21 Skewing Fence Adjust the four fence set screws (see Figure 73) to skew the fence so that it is parallel Cut a straight and parallel wood board...
A C C E S S O R I E S For Machines Mfd. Since 7/21 Model SB1123 Accessories Accessories Basic Eye Protection T20501—Face Shield Crown Protector 4" This section includes the most common T20502—Face Shield Crown Protector 7" accessories available for your machine through T20503—Face Shield Window...
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A C C E S S O R I E S Model SB1123 For Machines Mfd. Since 7/21 Recommended Metal Protectants T1194—Resaw Fence w/Drift Bar Anyone who's ever tried to rip or resaw on a G5562—SLIPIT 1 Qt. Gel ®...
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A C C E S S O R I E S For Machines Mfd. Since 7/21 Model SB1123 SB1094—5 HP Cyclone Dust Collector D4206—Clear Flexible Hose 4" x 10' The Model SB1094 features a 5 HP motor, a D4256—45° Elbow 4"...
M A I N T E N A N C E Model SB1123 For Machines Mfd. Since 7/21 MAINTENANCE Maintenance Schedule Cleaning & Protecting Cleaning the bandsaw is relatively easy. Vacuum excess wood chips and sawdust, and wipe off the remaining dust with a dry cloth.
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M A I N T E N A N C E For Machines Mfd. Since 7/21 Model SB1123 Guide Post Rack Blade Tension Adjustment Assembly Lubrication Type ... NLGI#2 Grease or Equivalent Amount ........... Thin Coat Lubrication Type ... NLGI#2 Grease or Equivalent Frequency ..........
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M A I N T E N A N C E Model SB1123 For Machines Mfd. Since 7/21 Table Tilt Rack & Pinion Assembly Trunnions Lubrication Type ... NLGI#2 Grease or Equivalent The cast-iron trunnions (see Figure 87) produce Amount ........... Thin Coat a fine graphite powder over time that acts as a Frequency ..........
S E R V I C E For Machines Mfd. Since 7/21 Model SB1123 SERVICE Tensioning/Replacing Check V-belt tension by applying moderate pressure between pulleys (see Figure 88). V-Belts — If V-belt deflection is approximately ⁄ ", belts are correctly tensioned and no adjustment is necessary.
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S E R V I C E Model SB1123 For Machines Mfd. Since 7/21 Replacing V-Belts Unthread wheel cap screw (see Figure 91) and carefully slide lower wheel off of bearing To replace the V-belts, you must remove the shaft.
S E R V I C E For Machines Mfd. Since 7/21 Model SB1123 Adjusting Wheel Adjusting Quick- Brushes Release Lever The lower wheel has brushes (see Figure The blade tension quick-release lever was adjusted at the factory for use with the pre- 92) that are designed to sweep sawdust off installed blade.
S E R V I C E Model SB1123 For Machines Mfd. Since 7/21 Adjusting Guide Post Loosen jam nut on tension adjustment bolt 7–10 turns (see Figure 94). Parallelism Jam Nut Jam Nut The guide post assembly should remain parallel...
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S E R V I C E For Machines Mfd. Since 7/21 Model SB1123 Checking/Adjusting Guide Post — If there is no gap between square and guide post along its full length, no Parallel with Blade Front to Back adjustments need to be made. Proceed to next procedure.
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S E R V I C E Model SB1123 For Machines Mfd. Since 7/21 Measure distance "A" between upper front — If distance between guide post and blade face of guide post rack and back of blade (see is greater at bottom than at top, place Figure 99).
S E R V I C E For Machines Mfd. Since 7/21 Model SB1123 Aligning Wheels Bringing the wheel into alignment may require a combination of shimming a wheel and adjusting the position of the lower wheel shaft. The following adjustment was performed at the...
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S E R V I C E Model SB1123 For Machines Mfd. Since 7/21 DISCONNECT MACHINE FROM POWER! Check wheel alignment and adjust tracking knob to bring both wheels into alignment Remove blade (refer to Changing Blade on as much as possible. If wheels cannot be...
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S E R V I C E For Machines Mfd. Since 7/21 Model SB1123 Shimming a Wheel Perform previous Checking Wheel Alignment procedure, beginning on Page When the wheels are parallel but not coplanar, 63, and adjust wheels as necessary make one of the wheels must be shimmed out to bring them parallel and coplanar.
S E R V I C E Model SB1123 For Machines Mfd. Since 7/21 Calibrating Table Tilt To adjust lower wheel shaft position: DISCONNECT MACHINE FROM POWER! Scale Pointer Loosen jam nuts on lower wheel adjustment hub (see Figure 108).
S E R V I C E For Machines Mfd. Since 7/21 Model SB1123 Adjust table tilt (refer to Tilting Table, Remove cap screws, lock washers, and beginning on Page 45 for more information) bushings that secure brake shoe to...
TROU B LESHOOTI NG Model SB1123 For Machines Mfd. Since 7/21 TROUBLESHOOTING 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. Motor & Electrical...
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TROU B LESHOOTI NG For Machines Mfd. Since 7/21 Model SB1123 Motor & Electrical (Cont.) Symptom Possible Cause Possible Solution Machine has 1. Motor or component loose. 1. Replace damaged or missing bolts/nuts or tighten if vibration or noisy loose.
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TROU B LESHOOTI NG Model SB1123 For Machines Mfd. Since 7/21 Operating Machine (Cont.) Symptom Possible Cause Possible Solution Finished 1. Blade is overloaded and twists. 1. Decrease feed rate; ensure proper TPI (Page 38). workpieces are 2. Blade TPI is too coarse.
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TROU B LESHOOTI NG For Machines Mfd. Since 7/21 Model SB1123 Operating Machine (Cont.) Symptom Possible Cause Possible Solution Blade dulls 1. Excessive feed rate/pressure. 1. Reduce feed rate/pressure. prematurely. 2. Wrong blade tooth type or TPI. 2. Use blade with correct tooth type and TPI (Page 38).
E L E C T R I C A L Model SB1123 For Machines Mfd. Since 7/21 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.
E L E C T R I C A L For Machines Mfd. Since 7/21 Model SB1123 220V Wiring Wiring Diagram 220V WARNING! Control Panel Upper Wheel Cover SHOCK HAZARD! Disconnect power before working on KEY SWITCH wiring. YK 22-1A1BG...
E L E C T R I C A L Model SB1123 For Machines Mfd. Since 7/21 440V Wiring Wiring Diagram 440V WARNING! Upper Control Panel Wheel Cover SHOCK HAZARD! Disconnect power before working on KEY SWITCH wiring. YK 22-1A1BG...
E L E C T R I C A L For Machines Mfd. Since 7/21 Model SB1123 Electrical Component Pictures Figure Figure 112. Magnetic switch wiring. . Magnetic switch wiring. Figure Figure 114. Control panel wiring. . Control panel wiring.
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E L E C T R I C A L Model SB1123 For Machines Mfd. Since 7/21 Figure Figure 116. 220V motor junction box wiring. . 220V motor junction box wiring. Figure Figure 117. Power supply junction box. . Power supply junction box.
P A R T S For Machines Mfd. Since 7/21 Model SB1123 PARTS Main 110-13 110-14 110-15 2-12 2-13 110-12 110-18 2-19 110-11 110-26 2-17 110-10 110-25 2-18 110-9 110-19 2-11 110-2 2-12 110-4 110-24 2-13 110-3 110-1 110-5 2-15...
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P A R T S Model SB1123 For Machines Mfd. Since 7/21 Main Parts List REF PART # DESCRIPTION PART # DESCRIPTION PSB1123001 MACHINE BODY PSB1123033 TAP SCREW M4 X 10 PSB1123002 UPPER WHEEL SLIDING ASSEMBLY PSB1123034 COMPRESSION SPRING 1 X 8 X 40 PSB1123002-1 SET SCREW M10-1.5 X 16...
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P A R T S For Machines Mfd. Since 7/21 Model SB1123 Main Parts List (Cont.) PART # DESCRIPTION PART # DESCRIPTION 110-25 PSB1123110-25 FIBER WASHER 10MM PSB1123125 HEIGHT POINTER 110-26 PSB1123110-26 BUSHING DU 10 X 12 PSB1123127 HEX BOLT M10-1.5 X 50...
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P A R T S Model SB1123 For Machines Mfd. Since 7/21 Table, Tilt, Trunnion & Fence 317-12 317-13 322-3 322-23 322-2 322-1 317-1 322-21 322-22 322-20 322-4 322-13 322-5 317-10 322-12 322-7 317-9 317-11 322-11 322-6 317-6 317-8 322-24...
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P A R T S For Machines Mfd. Since 7/21 Model SB1123 Table, Tilt, Trunnion & Fence Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1123301 CAP SCREW M6-1 X 25 PSB1123322 TABLE TILT ASSEMBLY PSB1123302 FLAT WASHER 10MM 322-1...
P A R T S Model SB1123 For Machines Mfd. Since 7/21 Motor & Electrical 432 (220V) 453 (440V) 453-2 432-2 432-4 453-4 432-1 432-3 453-1 453-3 408-1 408-2 408-4 408-5 408-3 South Bend Tools -82-...
P A R T S For Machines Mfd. Since 7/21 Model SB1123 Motor & Electrical Parts List PART # DESCRIPTION PART # DESCRIPTION PSB1123403 CAP SCREW M8-1.25 X 25 432-1 PSB1123432-1 BACK COVER PSB1123404 FLAT WASHER 10MM 432-2 PSB1123432-2 CONTACTOR SDE MA-18 600V PSB1123405 HEX NUT M10-1.5...
P A R T S Model SB1123 For Machines Mfd. Since 7/21 Machine Labels PART # DESCRIPTION PART # DESCRIPTION PSB1123501 SOUTH BEND NAMEPLATE 203MM PSB1123506 TABLE LOCK LEVER LABEL PSB1123502 KEEP DOOR CLOSED LABEL PSB1123507 UPPER WHEEL GUIDE NOTICE...
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.
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