Southbend SB1026, SB1025, SB1024 owner manual R R a N T Y

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W A R R A N T Y

This quality product is warranted by South Bend Lathe Company to the original buyer for one year 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. In no event shall we be liable for death, injuries to persons or property, or for incidental, contingent, special or consequential damages arising from the use of our products.

We do not warrant or represent that this machine complies with the provisions of any law, act, code, regulation, or standard of any domestic or foreign government, industry, or authority. In no event shall South Bend’s liability under this warranty exceed the original purchase price paid for this machine. Any legal actions brought against South Bend Lathe Company shall be tried in the State of Washington, County of Whatcom.

This is the sole written warranty for this machine. Any and all warranties that may be implied by law, including any merchantability or fitness, for any purpose, are hereby limited to the duration of this warranty. To take advantage of this warranty, contact us by mail or phone to give us the details of the problem you are having.

Thank you for your business and continued support.

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Contents 42 Milling Machine Manual Feedback UpdatesCustomer Service Scope of ManualTable of Contents Parts Capabilities FeaturesAbout These Machines ForewordIdentification-front view Model SB1024 shown Front View IdentificationModel SB1024 belt housing and headstock identification Model SB1024 Belt Housing Headstock IdentificationModel SB1025/SB1026 Belt Housing Headstock Identification Machine Specifications Model SB1024 42 Variable Speed Milling Machine Power FeedTable Information Model SB1025 42 Milling Machine Power Feed 80, 140, 220, 325 RPM Model SB1026 42 Milling Machine Power Feed High Range of Spindle Speeds Understanding Risks of Machinery Basic Machine SafetyF E T Y Additional Milling Machine Safety Things Youll Need Preparation OverviewInventory UnpackingCleaning & Protecting Before cleaning, gather the followingBasic steps for removing rust preventative Location To lift and move the mill Lifting & MovingLeveling & Mounting Bolting to Concrete FloorsLeveling Knee Crank AssemblyTo install the ball handles Ball HandlesWay Covers Front way cover installedSB1026 Power ConnectionSB1025 220V 3-Phase SB1024Initial Lubrication Test RunTo test run the machine To test the X-axis power feed unit and table limit switch Inspections Adjustments To perform the spindle break-in procedureSpindle Break-In A typical milling operation, the operator does the following Operation OverviewTable Movement Control PanelTable Locks Graduated Index RingsTo operate the X-axis power feed Axis Power FeedTilting Head Head MovementTramming Spindle Rotating HeadTools Needed Qty To tram the spindle to the tablePlace the parallel block directly under Ram Movement Moving Ram Back-and-ForthRotating Ram Setting Spindle Speed Setting Spindle Speed RangeDetermining Spindle Speed Model SB1024 Spindle Speed Ranges Setting SB1024 Spindle Speed RangeModel SB1025 Spindle Speed Ranges Setting SB1025/SB1026 Spindle Speed RangeMeshing Spindle & Spindle Clutch Setting SB1024 Spindle Speed Setting Spindle SpeedF2/R2 Setting SB1025/SB1026 Spindle SpeedDownfeed Controls Using the Coarse Downfeed HandleManual Disengaged Position Auto-Downfeed Engaged Position Fine Downfeed Controls Using the Fine Downfeed HandwheelTo use the auto-downfeed system Using the Auto-Downfeed System= 0.006 in./rev = 0.0015 in./rev = 0.003 in./rev Spindle BrakeLoading/Unloading Tooling Loading ToolingUnloading Tooling Daily, After Operations Maintenance ScheduleBefore Beginning Operations OngoingLubrication Month/YearCleaning LubricationUnpainted & Machined Surfaces Table Ways One-Shot Oiler QuillHeadstock Gearing Speed Range Bearing Sleeve SB1024 OnlyHead & Ram Rack & Pinion Gear Power Feed GearsTo lubricate the power feed gears Ram WaysPower feed ball handle removed Drive Gear Bevel Gear Hazards Cleaning Coolant ReservoirCleaning To clean out the coolant reservoirLubrication section beginning on Machine StorageDisconnect Mill from Power Before Adjusting the Gibs Adjusting GibsLongitudinal Leadscrew Backlash Adjusting Leadscrew BacklashBall handle, rings, and key removed from Cross leadscrew Cross Leadscrew BacklashSymptom Possible Cause Possible Solution TR O U B L E S H O OTI N G Electrical Safety Instructions Wiring Diagram Color KEY Wiring OverviewBox, See SB1024/SB1026 Electrical BoxControl Panel Viewed From Behind See Figure SB1024/SB1026 Electrical ComponentsMotor junction box SB1024/SB1026 Electrical Component PicturesSB1025 Electrical Box SB1025 Electrical Components SB1025 Motor junction box SB1025 Electrical Component PicturesHeadstock Description Headstock Parts ListReverse Trip Ball Lever Quill SB1024 Gearbox Description SB1024 Gearbox Parts ListSB1025/SB1026 Gearbox SB1025/SB1026 Gearbox Parts List SB1024 Belt Housing SB1024 Belt Housing Parts List SB1025/SB1026 Belt Housing CAM Ring Screw M6-1 X SB1025/SB1026 Belt Housing Parts ListRam Ram Parts List 668 Saddle GIB Column, Knee, & Saddle Parts List709 Leadscrew NUT Bracket Table Parts ListC D E F G H One-Shot OilerElectrical Box SB1024/SB1026 Electrical Box & Control PanelControl Panel SB1025 Electrical Box & Control PanelAccessories SB1024 Head Machine Labels 220V 1PH Label SB1024 Main Machine LabelsSB1025/SB1026 Machine Labels Page R R a N T Y Southbendlathe.com