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Southbend SB1049 User's Manual

1. 117 South Bend Lathe Co 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Main Motor Parts List REF PART DESCRIPTION REF PART DESCRIPTION 01 PSBIO491101 END GEAR COVER 150 PWO amp SM FLAT WASHER 16MM 049102 PSBIOAGIO TUD DE MICE X200 PSBI049126 BRAKE SWITCH BRACKET gt 5 57 MICRO SWITCH TEND T 1704 Pee PHP HD OCR wa 7x 20 PSBIOASTIO FOOT PAD Pesona n 04 04 M 04 PCAPIOIM M EX BOLT M16 2 X 50 04 EAR MOTOR ACCESS COVER 3M 04 OA p p p p p LAT WASHER GMM PC p p m n LAT WASHER 7 SCREW 125 20 ome 7 PHF HD SCR METO VICKO SWITCH TEND TW T507 PSB 49 MOTOR 3HP 220V 1PH 49 1 FAN COVER 49 2 MOTOR FAN 49 5 5 CAPACITOR GOOM 250V 1 3 4 X 4 49 4 CAPACITOR 50M 350V 2 X 3 3 8 49 5 CONTACT FLATE 49 6 CENTRIFUGAL SWITCH 49 7 FRONT MOTOR BEARING 49 6 REAR MOTOR BEARING 49 9 MOTOR JUNCTION BOX X 9156 91157 9159 911441 91144 48 SB SB 55 SBI B5 SB SCREW M6 1X 10 WO SB 56 SB X PSB es res
2. South Bend Lathe Co 105 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Apron Front View Parts List REF PART DESCRIPTION PSB10490401 COMBO GEAR 18T GOT 0490402 PRP2OM ROLL PIN 4 X 22 0490404 COMBO GEAR GOT 81T 0490405 DOWEL FIN 4 X 17 0490406 COMBO GEAR 60 72 0490407 0490408 CASTING FLUG 0490409 0490410 4904 0490412 LE 049073 049075 0490416 14 KEY 5X5X18 PSBIOAOONB PRFIOM PSB10490055 OIL SIGHT GLASS 3 4 FROG 25810490422 PSB10490424 SHAFT ROLL FIN 4 X 24 7581049026 0490427 SHAFT O RING 15 8 X 2 4 P16 DESCRIPTION 26 O RING 25 7 X 3 5 P26 0490450 21029083 310490432 ORFON 0490485 0490437 0490438 LEADSCREW SUPPORT 0490459 0490440 04904 SHAFT BRACKET 0490 GRADUATED DIAL 04904 COMPRESSION SPRING 0490 DWHEEL 04904 DWHEEL END CAP 049044 DWHEEL HANDLE 049044 DLE 049044 RRIAGE STOP PLATE 5526 SCREW 5 5 X6 7 CAP SCREW 5 5 X 55 5520 T SCREW 5 1 25 X amp PS08M PHLP HD SCR M5 amp X 12 PWO3M LAT WASHER 6MM AP SCREW MG 1 X 25 SET SCREW MO 1X 25 PCAPOIM CAP SCREW M6 1 X 16 FLAT WASHER 6MM SCREW 8 X 25 DIO OD X 7 OID Qya 3 lt W 3 lt N 3 D By A A SF
3. 94 Power Connection 94 PARTS 95 Headstock Cover eene 95 Headstock Controls sess 96 Headstock Internal Gears 98 Headstock Transfer Gears 100 Gearbox 101 Gearbox Controls 103 Apron Front View 105 Apron Rear View eseeeeeH e 107 Compound Rest amp Tool 109 Saddle Top View eee 110 Saddle Bottom 112 Micrometer 5 0 113 Dial 91 113 Bed 114 End 116 Main Motors 117 Stands amp Panels eese 119 121 Steady Rest 123 Follow tenis 123 Electrical Cabinet amp Control Panel 124 Accessories rue ebrei pis 125 Front Machine 126 Rear amp Side Machine Labels 127 WARRANTY 129 For Machines Mfg Since 5 11 INTRODUCTION 13 Heavy 13 Gearhead Lathe About This Machine Foreword The screw cutting engine lathe is the oldest and most imp
4. TR Chuck Guard Safety A Chuck Guard Limit Switch Figure 142 NC s A1 1 Tend TZ 9212 ewe i no MED i Brake Pedal Micro Switch a 3 Figure 137 dz z ace 2 Figure 142 Chuck Guard Safety switch location _ wen ME To Electrical 21 Cabinet Page 90 Ground Inside Electrical Power 220VAC Cabinet Switch L6 30 Plug Page 90 as recommended 94 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Headstock Cover REF PART DESCRIPTION REF PART DESCRIPTION 1 P5B10490001 HEADSTOCK OIL FILL CAP 5 5 10490005 HEADSTOCK TOP COVER 2 PCAP29M CAP SCREW M6 1 X 40 4 PSB10490004_ TOP COVER GASKET South Bend Lathe Co 95 For Machines Mfg Since 5 11 13 Heavy 139 Gearhead Lathe Headstock Controls South Bend Lathe 96 For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Headstock Controls Parts List REF PART DESCRIPTION REF PART DESCRIPTION 5 PSB10490005_ SHIFT FORK 35 5810490035 5 FORFOIB 7 RIGHT REAR SHIFT LEVER PSB10490037 SHAFT FLAT WASHER 6MM E
5. Side View Figure 61 Cutting tool tip aligned with tailstock center South Bend Lathe Co AT 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Adjustable Feed Stop Use the adjustable feed stop collar shown in Figure 62 to set the location where the carriage should disengage from power feed When the apron stop plate contacts the stop collar during an operation that uses the feed rod the clutch disengages the carriage from the feed rod and movement stops Collar Figure 62 Adjustable feed rod stop collar NOTICE The adjustable feed stop system is designed to stop longitudinal carriage movement at the desired location ONLY when the carriage is engaged with the feed rod When the carriage is engaged with the leadscrew for threading operations the adjustable feed stop system WILL NOT stop carriage movement you must use the half nut lever instead Otherwise the carriage can crash into the chuck or if it contacts the stop the leadscrew shear pin will break Before doing any threading operation make sure to loosen the feed stop collar so it slides freely on the feed rod and will not interfere with carriage travel Micrometer Stop The micrometer stop allows you to stop the carriage at the same position for repeat cuts such as when turning up to a shoulder The micrometer stop includes a graduated dial that allows you to
6. For Machines Mfg Since 5 11 ESSORIES 13 Heavy 13 Gearhead Lathe SB1365 Way Oil Engineered for the high pressure exerted on horizontal or vertical ways and slides Protects against rust and corrosion Ensures stick free smooth motion which maximizes finishes and extends the life of your machine Won t gum up 12 oz AMGA 2 ISO 68 equivalent WAY OIL FOR LATHES 581345 cn Figure 96 81365 Way Oil SB1282 High Performance MT 3 Live Center Set South Bend brand live centers are the best centers in the industry made with pride and uncompromising quality e Shafts are made of alloy steel and vacuum heat treated to HRC60 1 for high rigidity and durability e Centers use a combination of roller bearings thrust bearings and ball bearings e Waterproof design Figure 97 High Performance Live Center Set SB1251 Machinist s Oak Tool Box Proudly made in the South Bend tradition this heavy duty oak tool chest will safeguard your finest tools for many years of dependable service Solidly constructed with mortise and tenon joinery this tool box features a locking top lid and front panel and 13 drawers of various sizes Seven drawers even have removable dividers for organizing and protecting tools All drawers and top compartment are felt lined for added protection The front panel secures all drawers when the top lid is latched or locked and neatly slides under t
7. i lace it ts power source that meets the minimum circuit requirements for this machine review 5 Assemble the loose components and make ird Perd Requirements on the next page for details e An electrician or qualified service personnel ensure the lathe is ready for operation cod liant o ensure a safe and code compli 6 Check lubricate the lathe connection to the power source 7 Connect the lathe to the power source otton rags 8 Test run the lathe to make sure it functions dub b ly uality metal protectant oi pue e Safety glasses 9 Perform the spindle break in procedure to or ARA repare the lathe for operation TENCA OT 222 P j e Floor mounting hardware as needed e Precision level e Standard screwdriver 2 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Power Supply Requirements Availability Before installing the machine consider the availability and proximity of the required power supply circuit If an existing circuit does not meet the requirements for this machine a new circuit must be installed To minimize the risk of electrocution fire or equipment damage installation work and electrical wiring must be done by an electrician or qualified service personnel in accordance with all applicable codes AWARNING Serious inju
8. South Bend Lathe Co 121 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Tailstock Parts List REF PART DESCRIPTION PSB10491300 TAILSTOCK ASSEMBLY 510491801 304 508 309 ROLL P l FFSET SCALE 2 OFFSET ALIGNMENT FIN 328 529 550 5 525 524 525 527 R R R RS R I R 9 Q vi ivy o X Q PART PSB10491332 555 554 555 556 557 5 5 54 54 049154 0491344 0491545 PCAPOIM PSS04M 125 PCAP35M PCAPGEM PCAPOIM PS08M PWO4M oo JV olojo lt co e Q o UP Vy SIN Q 3 I o PNO3M PRIVOO1M 38 gt 5 lt lt 5 DESCRIPTION V WAY WIPE R LAMP PLATE TUD FT M14 2 X UILL LOCK SHAFT 2PC UILL LOCK BOLT LL LOCK LEVER OCK SHAFT FLAT WASHER 12MM DE KEY BASE P SCREW MG 1 X 16 ET SCREW MG 1 X 12 AP SCREW 8 1 25 X 70 gt Q 122 South Bend Lathe Co E For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Steady Rest 1405 e Pi 1404 1406 ie E 1409 E 1407 1408_ F 1410 bm 1416
9. sseeeee 1 R Tool Post T Wrench Clamped on Tool Post 1 S Hex Wrench Set 1 5 10mm 1 T Carriage Handwheel Handle 1 Cross Slide Handwheel Handle 1 V Cast Iron Leveling Pads 6 Pre Installed Not Shown Oty e 7 3 Jaw Chuck SB1308 orte 1 e 8 Back Plate D1 5 SB1399 1 Note Some inventory components may be shipped inside of the lathe electrical box These items MUST be removed before connecting the lathe to the power source Figure 11 Toolbox inventory NOTICE If you cannot find an item on this list check the mounting location on the machine or the packaging materials Sometimes parts are pre installed for shipping or they become hidden by packaging materials South Bend Lathe Co 19 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 Cleaning amp Protecting The unpainted surfaces are coated at the factory with a heavy duty rust preventative that prevents corrosion during shipment and storage The benefit of this rust preventative is that it works very well The downside is that it can be time consuming to thoroughly remove Be patient and do a careful job when cleaning and removing the rust preventative The time you spend doing this will reward you with smooth sliding parts and a better appreciation for
10. 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Setting Spindle Speed Selecting one of the 8 spindle speeds available is a combination of configuring the spindle range lever and the spindle speed lever shown in Figure 66 Figure 66 Spindle speed controls The spindle speed and range levers control the gear configuration in the headstock to produce the selected spindle speed Refer to the chart below for the available spindle speeds available Low Range RPM High Range RPM 488 772 NOTICE ALWAYS make sure the spindle is completely stopped BEFORE using the headstock control levers to make changes If the spindle is rotating when attempting to change the spindle speed the headstock gears will suffer damage NOTICE Operating the lathe at spindle speeds higher than 350 RPM when the high H gearbox range is selected could result in gearbox damage Always use spindle speeds of 350 RPM or lower when using the high H gearbox range Configuration Examples Using the controls on the lathe follow along with these two examples for setting the spindle speed to gain a better understanding of this task Setting Spindle Speed of 200 RPM 1 Make sure the spindle is completely stopped and the spindle lever is in the OFF middle position 2 Move the spindle range lever to the right so that the arrow on top of its hub points toward the L low label see
11. Cutting tool or machine components vibrate excessively during cutting Possible Cause Workpiece is unbalanced Loose or damaged V belt s V belt pulleys are not properly aligned Worn or broken gear present Chuck or faceplate is unbalanced Gears not aligned in headstock or no backlash Broken gear or bad bearing Workpiece is hitting stationary object Spindle bearings at fault Wrong spindle speed or feed rate Dull tooling or poor tool selection Tool height not at centerline Too much play in gibs Quill is not retracted all the way back into the tailstock Contaminants not removed from taper before inserting into quill Gibs are out of adjustment Handwheel is loose or backlash is high Leadscrew mechanism worn or out of adjustment Dovetail slides loaded with shavings dust or grime Gib screws are too tight Backlash setting too tight cross slide only Bedways are dry Tool holder not tight enough Cutting tool sticks too far out of tool holder lack of support Gibs are out of adjustment Dull cutting tool Incorrect spindle speed or feed rate Possible Solution Re install workpiece as centered with the spindle bore as possible Re tension replace the V belt s as necessary see Page 77 Align the V belt pulleys Inspect gears and replace if necessary Re balance chuck or faceplate contact a local machine shop for help Adjust gears and establish b
12. 029127 c A A AISAKA Q Q 118 South Bend Lathe Co For Machines Mfg Since 5 11 Stands amp Panels 13 Heavy 13 Gearhead Lathe L 12241225 1215 1214 South Bend Lathe Co 119 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Cabinets amp Panels Parts List REF DESCRIFTION REF PART DESCRIPTION 201 25810491201 BRAKE PEDAL ROD 581049 224 26 CAP SCREW 6 1 12 BRAKE PEDAL ROD SB1050 SB10491225 PSB10491202 BRAKE PEDAL SB1049 SB10491226 5 10501202 BRAKE PEDAL SB1050 565 PHLP HD SCR M4 7 X 40 PSB10491203 NO3M HEX NUT M8 1 25 2221 4 75810491205 050 PNO 1286 220 HT CHIP TRAY SUIDE 6 RIGHT FRONT HEADSTOCK COVER T ADAPTER 5 8 X 3 8 PH 91217 T PUMP MOTOR 1 8HP 220V 1PH ARD PLEXIGLAS WINDOW D CAP SCR MG 1 X 12 120 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Tailstock 1501 1505 SS 1504 1505 2 S Od 1311 1325 1558 r 12529 1557 1551 1550 k 4528 Y
13. 13 Heavy 13 Gearhead Lathe Apron Threading Controls The half nut lever engages the carriage with the leadscrew which moves the carriage and cutting tool along the length of the workpiece for threading operations see Figure 77 Important Make sure the feed selection lever is in the disengaged middle position before attempting to engage the half nut Il Disengaged Slide Disengaged o rriage Haut Lever Feed Control Lever a Figure 77 Apron threading controls Thread Dial The numbers on the thread dial are used with the thread dial chart to show when to engage the half nut during inch threading The thread dial gear must be engaged with the leadscrew for this to work Loosen the knurled knob on the thread dial pivot the dial gear toward the leadscrew so that it properly meshes with the leadscrew threads then re tighten the knob as shown Figure 78 Figure 78 Thread dial engaged with the leadscrew NOTICE When threading we recommend using the slowest speed possible and avoiding deep cuts so you are able to disengage the half nut when required and prevent an apron crash South Bend Lathe Co 5T 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Thread Dial Chart Find the TPI threads per inch that you want to cut in the left column of the thread dial chart see Figure 79 then reference the dial number to th
14. 1 Fractional TPI Use any opposing number pairs 2 4 or 1 3 on the thread dial for fractional TPI see Figure 83 For example to cut a 3 thread select 1 or 3 on the dial TPI 25 3V5 AV5 72 112 132 Position 1 3 or 2 4 Figure 83 Opposing number group are selected on dial for cutting 72 thread 58 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe 14 or 34 Fractional TPI For TPI that have a fraction use position 1 on the thread dial see Figure 84 c i X 214 234 Position 34 334 1 Only Figure 84 Position for 1 4 34 fractional TPI 2 The thread dial is not used for 2 or metric threading or diametral and modular pitches see Figure 85 The half nut must stay engaged with the leadscrew throughout the entire threading operation Thread Dial Not Used Figure 85 Half nut stays engaged for 275 Chip Drawer The chip drawer catches swarf and metal chips during the machining process It contains a screen that prevents large chips from returning to the reservoir with the run off coolant and causing damage to the pump Also it slides open and is removable for cleaning see Figure 86 Figure 86 Chip drawer CAUTION The chip drawer is very heavy Unless removing the chip drawer for cleaning do not pull
15. 5610490097 0490095 SPINDLE 0290099 0420100 0490 0490 E E E 0 Baya Qo Wy O 9 y D Q Q N 3 lt W 0490108 EY PCAPOTN 0490106 0490 2502187 25210490109 EXE E 2T iy Z p Q 07 FR9 EXT RETAINING RING 56 TAPERED ROLLER BEARING 32011 NTN 5 SPANNER NUT 6 COVER GASKET 7 OUTBOARD SPINDLE COVER South Bend Lathe Co 99 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Headstock Transfer Gears 55 147 s REF PART DESCRIPTION REF PART DESCRIPTION 0 SCREW M 1X 10 31 PSBI0490131 COMBO GEAR ASSY 21 42 2a rorroaa 10 90134 SPACER 35 PRIVOOIM 55 55 22 25 190125 COMBO GEAR ASSY 211 421 29 20129 50 20160 L 100 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Gearbox Gears 324 254 B a S AN SOY E _ O E 7 57 ONCE d 20 N 525 O N 8 5 South Bend Lathe Co 101 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Gearbox Gears Parts List REF PART DESCRIPTION REF PART DESCRIPTION 2
16. 82 South Bend Lathe Co For Machines Mfg Since 5 11 SERVICE 13 Heavy 13 Gearhead Lathe Gap Installation 1 Use mineral spirits and a clean lint free rag to clean the mating surfaces of the gap bed and ways If necessary stone the mating surfaces to remove scratches dings or burrs Wipe a thin layer of light machine oil on the mating surfaces Place the gap insert into the gap and use a dead blow hammer to align the insert with the lathe bed Back off the dowel pin jack nuts and lightly tap the dowel pins back into their respective holes until they are seated This process will further help align the gap insert and bed mating surfaces 5 Install all fasteners and lightly snug them in place Mount a dial indicator with a magnetic base to the top of the saddle to indicate alignment First test the peak of the two prisms of the gap insert that the saddle rides on then test the flanks of the prisms Tighten the gap bed cap screws in an alternating manner and tap the side of the gap insert into alignment Inspect the gap alignment 24 hours later to make sure the gap is still aligned If necessary loosen the gap bed cap screws and repeat Steps 7 8 until the insert is properly aligned South Bend Lathe Co 83 TROUBLESHOOTING For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe If you need replacement parts or if you are unsure how to do any of the solutions
17. Carriage Travel Cross Slide Travel South Bend Lathe Co 9 13 Heavy 13 Gearhead Lathe INTRODUCTION For Machines Mfg Since 5 11 Model Number Headstock Information Number of Spinde Speeds CS Tailstock Information Threading Information Dimensions Bea Width 59 10 South Bend Lathe Co For Machines Mfg Since 5 11 INTRODUCTION 13 Heavy 13 Gearhead Lathe Model Number Construction ed Paint Other Country of Origin Serial Number Location Assembly Time Approximately 1 Hours South Bend Lathe Co 11 13 Heavy 13 Gearhead Lathe SAFE For Machines Mfg Since 5 11 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 The owner of this machinery or equipment is ultimately responsible for its safe use This responsibility includes proper installation in a safe environment personnel training and usage authorization regular inspection and maintenance manual availability and comprehension application of safety devices integrity of cutting tools or accessories and the usage of approved personal protective equipment by all operators and bystanders The manufacturer of this machinery
18. EC i R g 13 Heavy 13 Gearhead Lathe Electrical Box 09 4 9 4 x NR RNC Figure 138 Electrical box South Bend Lathe Co 91 13 Heavy 13 Gearhead Lathe ELECTRICAL For Machines Mfg Since 5 11 Spindle Motor Run Capacitor 50MFD 350VAC im L Ground Spindle Motor d To Electrical Cabinet Page 90 Coolant Pump Motor Wiring To Electrical Cabinet Page 90 i Start Capacitor 3MFD 450VAC Ground Coolant Pump Motor 92 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Control Panel Wiring Figure 139 Control panel location To Electrical Cabinet Page 90 Coolant Pump Switch To Electrical Cabinet Page 90 o Tend TM 1308 on n Figure 140 Spindle rotation switch location South Bend Lathe Co 93 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Additional Component Wiring End Gear Cover N e Safety Switch _ m Work Light End Gear Cover Micro Switch Figure 141 COMMON Figure 141 End Gear Cover Safety switch location Tend TM 1307
19. Heavy 13 Gearhead Lathe 15 Move the spindle lever to the OFF middle position Remove the end gear cover from the left side of the headstock This activates a safety switch that should prevent the spindle from starting while this cover is removed 16 Stand away from all the exposed gears on the side of the headstock and attempt to start spindle rotation The spindle should not start If spindle rotation does start with the end cover removed the safety switch is not operating correctly This safety feature must operate properly before continuing operation Press the STOP button to turn the lathe OFF disconnect it from power and call Tech Support for help 17 Push the STOP button in move the spindle lever to the OFF position then replace the end gear cover 18 Lift the chuck guard up this will activate the chuck guard safety switch Reset the STOP button and attempt to start spindle rotation The spindle should not start If spindle rotation does start with the chuck guard in the up position the safety switch is not operating correctly This safety feature must operate properly before continuing operation Press the STOP button to turn the lathe OFF disconnect it from power and call Tech Support for help 19 Re start spindle rotation use the cutting fluid pump switch on the control panel to start the pump then open the valve Verify that the cutting fluid flows from the nozzle then turn the pump
20. RJM 3 D Ivi X AJK gt gt o gt i Q 33 SIE x ET 106 South Bend Lathe Co For Machines Mfg Since 5 11 RTS 13 Heavy 13 Gearhead Lathe Apron Rear View 470 459 465 South Bend Lathe 107 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Apron Rear View Parts List REF 414 422 DESCRIPTION REF PART DESCRIPTION 1 STEEL BALL 1 4 469 PSB10490469 LEVER HUB PSB10490422 GEAR 18T 470 PSB10490470 COMPRESSION SPRING 6 X 27 454 PORPOI2 O RING 11 8 X 2 4 P12 472 PRPO4M 1 4 24 450 0490450_ APRON PANEL 475 FORFOO9 O RING 8 8 X1 9 F9 461 _ PSB10400461 474 reeio490474 STEP SCREN 452 0490452 475 FSB10490475 HALF NUT PIVOT ROD 455 75810490453 476 _ Ps6i0490476 STEP PIN 454 0490454 NEEDLE ROLLER BEARING NK29 30 477 _ 9810490477 PIVOT ARM 465 76510490465 276 VOT STOP 456 PRIM 479 LFNUT 456 PGBIOA90455 480 ALF NUT GIB 259 PREM _ P6610490481 APRON BASE PLATE 4ei_ PsBi0490461 482_ PsBi0490460_ PIPE PLUG 462 403 OL PIN 4x36 465 PSB10490463 508 AP SCREW M6 1 X16 464 rom PHP HD GR wa 7x6 465 PSB10490465 512 SCREW 8 X 8 466 5810490466 515 5502 SET SCREW M6 1 X 6
21. Spindle Figure 8 Foot brake and spindle lever South Bend Lathe Co 13 Heavy 13 Gearhead Lathe INTRODUCTION For Machines Mfg Since 5 11 Product Specifications P O Box 2027 Bellingham WA 98227 U S A PHONE 360 734 1540 South Bend Lathe www southbendlathe com MODEL SB1049 amp SB1050 13 HEAVY 13 GEARHEAD LATHES Model Number SB1049 SB1050 Product Dimensions Weight 1870 lbs 2205 lbs Width side to side Depth n 7 front to back Height OJ ss SIE ss 90 x 38 x 69 Foot Print Width Depth 6934 x 19 8034 x 19 Shipping Dimensions Wood Slat Crate 2090 Ibs 2469 Ibs Electrical NEMA L6 30 8 South Bend Lathe Co For Machines Mfg Since 5 11 INTRODUCTION 13 Heavy 13 Gearhead Lathe Model Number SB1049 SB1050 Main Motor 3 220V Single Phase Horsepower Voltage Phase Amps Speed Cycle a gt 1720 60 Hz V Belt amp Gear Shielded amp Permanently Sealed Power Transfer Bearings Coolant Motor TEFC Induction 220V Single Phase 0 45A 3450 RPM 60 Hz Direct Drive Shielded amp Permanently Sealed Shielded amp Permanently Sealed E Horsepower Voltage Phase Amps Speed Cycle Power Transfer Bearings Operation Information Distance Between Centers 40 Swing Over Cross Slide Swing Over Gap 0 Maximum Tool Bit Size Compound Travel
22. ground terminal on the switch bracket as illustrated in Figure 21 South Bend Lathe Co 25 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 5 Make sure the power cord and wires have slack between the strain relief and terminal connections so that they do not bind then tighten the strain relief to secure the cord Note The strain relief must be tightened against the outer jacket of the cord Avoid over tightening the strain relief or it may crush the cord and cause a short 6 Test the strain relief to ensure it is properly tightened by pulling the cord from outside the box with light to moderate force When the strain relief is properly tightened the cord will not move inside the cabinet 7 Install a NEMA L6 30 plug on the other end of the power cord per the manufacturer s instructions 8 Close and lock the main electrical box door 9 Connect the plug to the matching receptacle and power source as specified in Circuit Requirements on Page 17 NOTICE To avoid unexpected start up of lathe components keep the master power switch turned OFF until instructed otherwise in the Test Run Test Run After all preparation steps have been completed the machine and its safety features must be tested to ensure correct operation If you discover a problem with the operation of the machine or its safety components shut the machine down disconnect it from power and do not o
23. onto the sleeve and center with a gloved hand or shop rag then tap the sleeve loose NOTICE To avoid premature wear of the dead center or damage to the workpiece use low spindle speeds and keep the tip of the dead center mounted in the tailstock well lubricated Mounting Center in Tailstock Either a carbide tipped dead center or live center can be used in the tailstock Mounting instructions are the same for both Figure 50 shows an example photo of a dead center mounted in a tailstock Carbide Tipped Dead Center Figure 50 Example photo of using a carbide tipped dead center installed in the tailstock To mount a center in the tailstock 1 DISCONNECT LATHE FROM POWER 2 Thoroughly clean and dry the tapered mating surfaces of the tailstock quill bore and the center making sure that no lint or oil remains on the tapers 49 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe 3 Use the quill handwheel to feed the quill out from the casting approximately 1 Note Do not extend the quill more than 2 or stability and accuracy will be reduced 4 Insert the center into the tailstock quill 5 Seatthe center firmly into the quill during workpiece installation by rotating the quill handwheel clockwise to apply pressure with the center engaged in the center hole in the workpiece Note Only apply enough pressure with t
24. 4 Clears all setup tools from the lathe AWARNING To reduce the risk of Checks for safe clearances by rotating the workpiece by hand at least one full revolution serious injury when using this machine read and understand this entire 6 manual before beginning any operations Moves slides to where they will be used during operation 7 Sets the correct spindle speed for the operation AWARNING Loose hair clothing or jewelry could get caught in machinery and cause serious injury or death 9 Keep these items away from moving parts at all times to reduce this risk 8 If using power feed selects the proper feed rate for the operation Turns the master power switch ON resets the STOP button then presses the spindle motor ON button 10 Uses the spindle lever to start spindle AWA R N rotation During operation small metal chips may become airborne leading to serious eye injury Wear safety 12 glasses to reduce this risk Uses the carriage handwheels or power feed options to move the tooling into the workpiece for operations When finished cutting moves the spindle lever to the OFF position presses the foot brake to completely stop the spindle then removes the workpiece South Bend Lathe Co 31 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Chuck amp Faceplate Mounting This lathe is equipped with a D1 type spindle n
25. Check add apron oil Page 67 Check add coolant Page 71 Lubricate the ways Page 68 Add oil to the ball oilers Page 69 Clean lubricate the leadscrew Page 68 Disengage the feed selection lever on the apron to prevent crashes upon startup e Ensure carriage lock bolt is loose Daily After Operations Depress STOP button and shut OFF the master power switch to prevent accidental startup e Vacuum clean all chips and swarf from bed slides and chip drawer e Wipe down all unpainted or machined surfaces with an oiled rag Monthly e Drain and clean the coolant tank then add new fluid Page 71 Annually Change the headstock oil Page 66 Change the apron oil Page 67 Change the gearbox oil Page 67 Lubricate end gears Page 70 Check level bedway Page 23 Cleaning amp Protecting Regular cleaning is one of the most important steps in taking care of this lathe We recommend that the cleaning routine be planned into the workflow schedule so that adequate time is set aside to do the job right Typically the easiest way to clean swarf from the bed ways and chip drawer is to use a wet dry shop vacuum that is dedicated for this purpose The small chips left over after vacuuming can be wiped up with a slightly oiled rag Avoid using compressed air to blow off chips as it may drive them deeper into moving surfaces and could cause sharp chips to fly into your face or hands Besides the ways all ot
26. Co 45 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Compound Rest The compound rest handwheel has an indirect read graduated scale This means that the distance shown on the scale represents the actual distance the cutting tool moves The base of the compound rest has another graduated scale used for setting the cutting tool to a specific angle Graduated Dial Increments eeeee 0 001 0 02mm One Full Revolution 0 100 2 54mm Tool Needed Oty Wrench l4mm nennen aet 1 To set the compound rest at a certain angle 1 Loosen the two hex nuts at the base of the compound rest 1 of 2 shown in Figure 58 Figure 58 Compound rest 2 Rotate the rest to the desired angle as indicated by the scale at the base then retighten the two hex nuts Tip The first time you set the angle of the compound rest for cutting threads mark the location on the cross slide as a quick reference point This will allow you to quickly return the compound rest to that exact angle the next time you need to cut threads Four Way Tool Post The four way tool post is mounted on top of the compound rest and allows a maximum of four tools to be loaded simultaneously Each tool can be quickly indexed to the workpiece by loosening the top handle rotating the tool post to the desired position then re tightening the handle to lock the
27. Machines Mfg Since 5 11 INTRODUCTION 13 Heavy 13 Gearhead Lathe Controls amp Components Refer to Figures 2 6 and the following descriptions to become familiar with the basic controls of this lathe Master Power Switch The rotary switch shown in Figure 2 toggles incoming power ON and OFF to the lathe controls It also prevents the electrical cabinet door from being opened when the switch is ON Master Power Switch Figure 2 Location of the master power switch Headstock Figure 3 Headstock controls A Ouick Change Gearbox Levers Control the leadscrew and feed rod speed for threading and feed operations Headstock Feed Direction Lever Controls the direction that the leadscrew and feed rod rotate Gearbox Range Lever Shifts the quick change gearbox into low range neutral or high range Threading and Feed Charts Display the necessary configuration of the gearbox levers and end gears for different threading or feeding options Spindle Speed Lever Selects one of the four available spindle speeds within the selected speed range Spindle Range Lever Selects the spindle Speed high range to the left or the low range to the right South Bend Lathe Co 5 13 Heavy 13 Gearhead Lathe INTRODUCTION For Machines Mfg Since 5 11 Control Panel 2 e 6 8 JI Figure 4 Control panel Power Light Illuminates when l
28. OFF Congratulations The test run is complete Turn the lathe OFF and perform the following Spindle Break In procedure NOTICE After the first 16 hours of use the V belts will stretch and seat into the pulley grooves The V belts must be properly re tensioned after this period to ensure proper power transmission and avoid reducing the life of the belts Refer to the V Belts subsection on Page 777 for detailed instructions South Bend Lathe Co 29 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 Spindle Break In Before subjecting the lathe to full loads it is essential to complete the spindle break in process as described below This will ensure the best results and maximum life of the precision components inside the lathe The break in procedure must be performed in succession with the Test Run procedure described in this manual because many of the test run steps prepare the lathe controls for the break in process Important Do not perform the break in procedure independently from the Test Run section serious damage could occur to the lathe if the controls are set differently than instructed in that section NOTICE Do not leave the lathe unattended during the Spindle Break In procedure If your attention is needed elsewhere during this procedure stop the lathe and restart the procedure later from the beginning To perform the spindle break in 1 Suc
29. PARTITION SUPPORT GEARBOX FRONT COVER 272 REVERSE STOP PLATE SELECTOR SHAFT 275 SPACER PORGO4O O RING 39 4 X 3 1 G40 274 SHOULDER PLATE 0490313 SELECTOR LEVER SUPPORT 275 INDENTED ALIGNMENT PLATE O490814 COMPRESSION SPRING 9 X 38 76 _ P5B10490276 ALIGNMENT PLATE 049055 277 SHIFT FORK PORGOZO O RING 3 1 X 29 4 5 278 SHIFT FORK PSB10490317 _ SELECTOR LEVER COVER 279 _ P5610400270_ SHIFTFORK 75610990218 280 SHIFT FORK PSB10490319 SHIFT LEVER 281 2 490520 LEVER FLAT WASHER 5MM 252 7910450252 268 25810490268 284 265 7581040265 286 PLWO3M LOCK WASHER 6MM 287 PSB10490287 SPACER 26 CAP SCREW M6 1 12 266 PCAPABM CAP SCREW WG 1X 95 229 reroa o0 25810490290 SHAFT 291 B10490291 SHIFT PAD PO2M CAP SCREW M6 1 X 20 292 B10490292 P167M CAP SCREW M6 1X 70 293 B10490293 SHIFT FORK P190M CAP SCREW M6 1X 80 294 1 STEEL BALL 1 4 PCAP38M CAP SCREW M5 8 X 25 295 PSB10490295_ COMPRESSION SPRING 4 X 19 26 CAP SCREW 6 1 X 12 296 F5B10490296 5HIFTFAD PCAP33M CAP SCREW M5 8 X 12 297 PSB10490297 517 HD SCR 4 7 X 6 298 F5B10490298 COMPRESSION SPRING 6 X15 PCAP66M CAP SCREW 8 1 25 X 65 299 _ eTeel BALL 14 500 5 10490500 SELECTOR BAR 104 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Apron Front View
30. PCAPOIM CAP SCREW MG 1X 16 5 76810490089 SHAFT END PLUG 2 PSB10490040 COMFRESSION SPRING i__ Peei04900 _ SHIFT LEVER FRAME 781049004 2 _ Peei0490012_ sHIFT LEVER ROD 3 _ PS610490018_ RIGHT FRONT SHIFT LEVER 4 5 7 B 758104900 o 75810400 20__ PCAPIIM 21__ Fe610490021_ GEAR 407 22 P6B10490022 SELECTOR BRACKET 23 FCAFO2M_ CAP SCREW MG 1x 20 pi romro44 ORNG437X35 P44 25 0490025 5 RANGE SELECTOR OIL SIGHT GLASS 3 4 26__ FCAFSOM __ GAP SCREW M6 2 X10 27 0490027 _ SPEED RANGE HANDLE 28 pereoo eree BALL 29 PSB10490029 COMPRESSION SPRING so reszow BET SCREW M6125 x8 Bi 7581049008 SPEED SELECTOR 52 10490052 9PEED SELECTOR LABEL PLATE ss B4 97 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 139 Gearhead Lathe Headstock Internal Gears South Bend Lathe 98 For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Headstock Internal Gears Parts List REF PART DESCRIPTION REF PART DESCRIPTION 38 PCAPO1M CAP SCREW MG 1 X 16 92 FoB10490092 KEY 7X7X53 55 FORPOTS O RNG 74 6 X67 PTS 66 PORPOES 67 66 FG206 OrEN resw 70 reenoseoo7o 7581049007 72 75810490072 75 25810490078 7 7921090074 75 75751045076 77 75210490077 75 7e 22 55 55 B6 B7 26 Bo 50 E P5B10490094 FLANGE BEARING PRIM INT RETAINING RING 62MM 5 10490096 SPINDLE PULLEY
31. PHILLIPS 2 PAWI510M FAWIGIOM HEXWEENCHSETIOFCTS OMM South Bend Lathe Co 125 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Front Machine Labels AWARNING The safety labels provided with your machine are used to make the operator aware of the machine hazards and ways to prevent injury 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 Lathe Co at 360 734 1540 www southbendlathe com to order new labels 126 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Rear amp Side Machine Labels 1624 JAN 1625 220V 1 Ph REF PART DESCRIPTION REF PART DESCRIPTION 601 FeB1049160 SPINDLE SPEED WARNING LABEL 613 PSBLABELO2HS DISCONNECT WARNING LABEL 602 614 FLUID CAPACITIES LABEL 603 615 MACHINE ID LABEL 5B1049 604 T SB LIGHT BLUE TOUCH UP PAINT 615 MACHINE ID LABEL 581050 605 616 READ MANUAL WARNING LABEL 1606 HEAVY 15 LABEL 561049 617 TRAINED PERSONNEL LABEL 1606 1 HEAVY 15 LABEL 581050 eie PSBI0491618 CHANGING SPEEDS LABEL 1607 DIAL INDICATOR LABEL 619 CHANGING END GEARS LABEL 1608 620 MODEL NUMBER BRASS PLATE 581049 608 1 620 MODEL NUMBER BRAS
32. Page 70 6 Making sure to keep the key seated in the shaft remove the spacer and the 57T gear then re install them as follows For the standard end gear configuration slide the 57T gear on first then the spacer on the outside For the alternate end gear configuration slide the spacer on first then the gear 7 Re install the cap screw lock washer and flat washer you removed in Step 3 to secure the spacer and 57T gear Note DO NOT overtighten the cap screw it merely holds the gear in place Overtightening it will make it harder to remove later and may restrict the rotation of the gears 8 Slide the pivot arm back so that either the 44T or the 56T meshes with the 57T gear then retighten the pivot arm hex nut Note Make sure to keep approximately 0 002 play between the gears 9 Replace and secure the end gear cover before connecting the lathe to power South Bend Lathe Co 55 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Threading The following subsections describe how to use the threading controls and charts to set up the lathe for a threading operation If you are unfamiliar with the process of cutting threads on a lathe we strongly recommend that you read books review industry trade magazines or get formal training before attempting any threading projects Headstock Threading Controls The threading charts on the headstock face display the
33. Since 5 11 Leadscrew Shear Pin The leadscrew is secured to a connecting collar that is part of the headstock drivetrain with the use of a soft metal shear pin The shear pin To replace the shear pin 1 Replacement DISCONNECT LATHE FROM POWER Rotate the shroud washer on the leadscrew shown in Figure 129 so that the cutout lines up with the shear pin head is designed to break and disengage the power transfer to the leadscrew to help protect more expensive lathe components in the case of a carriage crash or the lathe is overloaded Contact South Bend to order a replacement shear pin Part Number PSB10121234 or use the specifications in Figure 128 to fabricate your own Down Figure 129 Shroud washer and shear pin alignment 3 4 Shear Pin os m B Put on safety glasses Move the retaining ring shown in Figure 130 away from the shroud washer NOTE Shear Fin Material S45C SAE 1045 Figure 128 Shear pin specifications Tools Needed Blow Gun w Compressed Air Light Machine Oll es As needed NOTICE If you fabricate your own shear pin make sure to use the material and dimensions specified 5 in Figure 128 Otherwise the shear pin may not provide the intended protection and lathe damage could result Figure 130 Shear pin access To make en
34. This tailstock uses a quill with an 5 taper that has a lock slot in the back of the bore that accepts tang arbors and drill bits see Figures 39 40 for examples Figure 40 Example photos of inserting MT 5 tools with tangs into the tailstock However other tooling without tangs such as the four remaining tools shown in Figure 39 can still be used if the potential load will not exceed the strength of the tapered fit For example this includes smaller drill chucks drill bits and centers Note If the tooling has an open hole in the end but is too short to be exposed in the drift slot for removal then a screw can be threaded into the end of the tool to provide a solid surface for the quill pin to push against when the quill is retracted for tool removal Otherwise removal of such tooling may be difficult To install tooling in the tailstock 1 With the tailstock locked in place unlock the quill then use the handwheel to extend it approximately 1 2 Thoroughly clean and dry the tapered mating surfaces of the quill and the center making sure that no lint or oil remains on the tapers Note If the tapered tool shaft has a tang align it with the slot in the back of the quill before seating it 3 With a firm and quick motion insert the tool into the quill Check to see if it is firmly seated by attempting to twist it a firmly seated tool will not twist 4 Unlock the tailstock
35. and move it until the tip of the tool is close to but not touching the workpiece then re lock the tailstock 5 Start spindle rotation unlock the quill then turn the quill handwheel clockwise to feed the tool into the workpiece 38 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Removing Tooling 1 Usea shop rag to hold the tool 2 Rotate the quill handwheel counterclockwise until the tool is forced out of the quill If the tool does not come loose by retracting the quill extend the quill and use a drift key in the slot shown in Figure 41 to remove the tool A j Drift Key Slot gt Figure 41 Drift key slot the side of the quill Offsetting Tailstock The tailstock can be offset from the spindle centerline for turning tapers Move the tailstock top casting toward the front of the lathe to machine a taper at the tailstock end Conversely position the tailstock top casting toward the back of the lathe to machine a taper at the spindle end Note The marks on the offset indicator are arbitrary For a precise offset use a dial indicator to check quill movement while adjusting the screws Tools Needed Oty Hex Wrench 6mm eene 1 Wrench 1 To offset the tailstock 1 Loosen the hex bolts underneath both ends of the tailstock to release the clamping pressure between th
36. angle or rotating the spindle This can damage studs or spindle cam holes CORRECT INCORRECT Figure 29 Inserting camlock studs into spindle cam holes 5 Incrementally tighten the camlocks in a criss cross or star pattern to ensure that the chuck seats evenly against the spindle 6 When the chuck is fully seated and all the camlocks are tight verify that the cam line is between the two V marks on the spindle nose as shown in the following figure Cam line between Vs Figure 30 Cam line positioned between the V marks after the camlocks are fully tightened If the cam line is NOT between the V marks when the camlock is tight the stud may be installed at the incorrect height To fix this adjust the stud height as shown in the following figure Make sure to re install the stud cap screw afterward If adjusting the stud height does not correct the problem try swapping stud positions on the chuck On INCORRECT Stud Too High Stud Too Low Turn Out One Turn Turn In One Turn Figure 31 Correcting an improperly installed stud South Bend Lathe Co 239 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 7 Verify that the chuck fits the spindle properly by checking for any gaps between the mating surfaces If ther
37. are properly maintained To reduce this risk always maintain this item to the highest standards and promptly repair service a damaged or malfunctioning component Always follow the maintenance instructions included in this documentation Unattended Operation Electrically powered equipment that is left unattended while running cannot be controlled and is dangerous to bystanders Always turn the power OFF before walking away Health Hazards Certain cutting fluids and lubricants or dust smoke created when cutting may contain chemicals known to the State of California to cause cancer respiratory problems birth defects or other reproductive harm Minimize exposure to these chemicals by wearing approved personal protective equipment and operating in a well ventilated area Difficult Operations Attempting difficult operations with which you are unfamiliar increases the risk of injury If you experience difficulties performing the intended operation STOP Seek an alternative method to accomplish the same task ask a qualified expert how the operation should be performed or contact our Technical Support for assistance South Bend Lathe Co 13 13 Heavy 13 Gearhead Lathe SAFE y For Machines Mfg Since 5 11 Additional Metal Lathe Safety Speed Rates Operating the lathe at the wrong speed can cause nearby parts to break or the workpiece to come loose which will result in dangerous projectiles tha
38. given here feel free to call us at 360 734 1540 Symptom Machine does not start or a circuit breaker trips Loud repetitious noise coming from lathe at or near the motor Motor is loud when cutting or bogs down under load 1 2 1 2 1 2 3 Possible Cause First time operation only Lathe is wired out of phase STOP button is engaged or at fault Spindle switch es are at fault Power supply is switched OFF at master power switch or breaker Wall fuse circuit breaker is blown tripped short in electrical system start up load too high for circuit Fuse has blown in machine electrical box One or more safety switches or brake switch are engaged Thermal overload relay has tripped Motor connection wired incorrectly Safety brake switch es at fault Contactor not getting energized has burned contacts Wiring is open has high resistance Motor is at fault Pulley set screws or keys are missing or loose Motor fan is hitting the cover Excessive depth of cut or feed rate Spindle speed or feed rate wrong for cutting operation Cutting tool is dull Possible Solution Swap two hot wire connections on master switch see Page 25 Rotate button clockwise until it pops out to reset it for operation replace if not working properly Replace bad switch es Make sure master power switch and circuit breaker are turned ON Verify circuit is rated for machine a
39. have spilled 7 Fill the headstock reservoir until the oil level is approximately halfway in the sight glass 8 Replace and re tension the V belts then secure the end gear cover before re connecting the power 66 South Bend Lathe Co For Machines Mfg Since 5 11 EY 3 N EY N 13 Heavy 13 Gearhead Lathe Quick Change Gearbox Oil Type Mobil Vactra 2 or ISO 68 Equivalent Oil Amount 1 4 Quart Check Add Daily Change 55 Annually Checking Oil Level The gearbox reservoir has the proper amount of oil when the oil level in the sight glass is approximately halfway The oil sight glass is located on the right side of the gearbox as shown in Figure 101 581050 Y Gearbox Oil Sight Glass Figure 101 Location of quick change gearbox oil sight glass Adding Oil Use 58 wrench to remove the gearbox fill plug see Figure 102 then add the oil until the level is approximately halfway in the gearbox oil sight glass Figure 102 Locations of the quick change gearbox fill and drain plugs Draining Oil Place a catch pan under the quick change gearbox drain plug see Figure 102 use a wrench to loosen the fill plug and remove the drain plug then allow the gearbox reservoir to empty Apron Oil Type Mobil Vactra 2 or I
40. hex nuts to secure the setting then re install the covers Brake amp Switch As the brake lining wears the foot pedal develops more travel If the brake band is not adjusted to compensate for normal wear the limit switch will still turn the lathe off but the spindle will not stop as quickly It is especially important that the brake is kept properly adjusted so you can quickly stop the spindle in an emergency Tools Needed Qty Phillips Screwdriver 2 1 Hex Wrench 6mm nene 1 To adjust the brake and brake switch 1 DISCONNECT LATHE FROM POWER 2 respirator and eye protection to protect yourself from hazardous brake dust 3 Remove the motor access panel from the left cabinet 4 Measure the remaining brake band lining at the thinnest point which is usually at the 8 o clock position as shown in Figure 124 Figure 124 Minimum brake belt thickness When the brake band is new the lining is approximately 6mm thick If the lining thickness wears to 3mm or less the brake band must be replaced Otherwise the rivets that secure the lining to the band will soon grind into the brake hub If the hub becomes damaged it must be replaced 78 South Bend Lathe Co For Machines Mfg Since 5 11 SERVICE 13 Heavy 13 Gearhead Lathe 5 Remove the pedal stop shown in Figure 125 Figure 125 Brake belt adjustment com
41. highly value customer feedback on our manuals If you have a moment please share your experience using this manual What did you like about it Is there anything you would change to make it better Did it meet your expectations for clarity professionalism and ease of use South Bend Lathe Inc C o Technical Documentation Manager P O Box 2027 Bellingham WA 98227 Email manuals southbendlathe com Updates For your convenience any updates to this manual will be available to download free of charge through our website at www southbendlathe com Customer Service We stand behind our machines If you have any service questions parts requests or general questions about your purchase feel free to contact us South Bend Lathe Co P O Box 2027 Bellingham WA 98227 Phone 360 734 1540 Fax 360 676 1075 International Fax 360 734 1639 USA Only Email sales southbendlathe com Table of Contents INTRODUCTION 5 oss oe rasav a 3 Power Connection 25 About This MBEbIInBe suem rre oto XXE Rubel sl rne 30 Test eere 26 Foreword s iu 30 Capabilities ene eric edi e reed de 3 Recommended Adjustments 30 Features eee eerte nenne 3 OPERATION 31 General tion 31 peration OVOFVIBN Controls amp Components t 5 Chuck amp Faceplat
42. it out more than halfway otherwise it could fall out and cause a crushing injury If removing the drawer for cleaning get assistance South Bend Lathe Co 59 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Coolant System AWARNING When the coolant pump is turned ON the fluid j BIOLOGICAL amp POISON is delivered through the nozzle attached to the HAZARD carriage The flow is controlled by the valve lever __ Use the correct personal at the base of the nozzle see Figure 87 protection equipment when handling coolant Follow federal state and fluid manufacturer requirements for proper disposal NOTICE Running the pump without adequate fluid in Pump ANS E Switch Gee Swi ag SOUTH Aa BENI T the coolant tank may permanently damage it which will not be covered under warranty AE 4 To use the coolant system on your lathe Ps m j 1 Make sure the coolant tank is properly serviced and filled with the appropriate fluid and that you are wearing the necessary personal protection equipment Figure 87 Coolant flow controls Always use high quality coolant and follow the manufacturer s instructions for diluting The quick reference table shown in Figure 88 can help you select the appropriate fluid Position the coolant nozzle for your operation 3 Use the coolant pump switch on the control Refer t
43. maintenance intervals and instructions in this document Disconnect Power Serious entanglement or impact injuries could occur if the lathe is started while you are adjusting servicing or installing the chuck Always disconnect the lathe from power before performing these procedures South Bend Lathe Co 15 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 Preparation Overview The purpose of the preparation section is to help you prepare your machine for operation The list below outlines this basic process Specific steps for each of these points will be covered in detail later in this section The typical preparation process is as follows Things You ll Need To complete the preparation process you will need the following items For Lifting and Moving e forklift or other power lifting device rated for at least 25 more than the shipping weight of the lathe see Product Specifications beginning on Page 1 1 Unpack the lathe and inventory the contents amp cach rated orat least 25 f the box crate more than the shipping weight of the lathe 2 Clean the lathe and its components e Guide rods for steading the load when lifting e Two other people for assistance when moving hine 3 Identify an acceptable location for the lathe and move it to that location e Hardwood blocks see Page 22 4 Level the lathe and either bolt it to the floor pen
44. the chuck to protect the bedway surfaces 3 Use the chuck key to open each jaw so the workpiece will lay flat against the chuck face jaw steps or into the spindle opening 4 With help from another person or a holding device position the workpiece so it is centered in the chuck South Bend Lathe Co 35 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 5 Tighten each jaw in small increments After you have adjusted the first jaw continue tightening the remaining jaws in an opposing sequence as shown by the sequential order in Figure 35 Workpiece Center Foint Figure 35 4 jaw tightening sequence 6 After the workpiece is held in place by the jaws use a dial indicator to make sure the workpiece is centered in the chuck If the workpiece is not correctly centered make fine adjustments by slightly loosening one jaw and tightening the opposing jaw until the workpiece is correctly positioned see Figure 36 for an example Figure 36 Example photo of non cylindrical workpiece correctly mounted on the 4 jaw chuck Faceplate Refer to the Chuck Installation see Page 33 and Chuck Removal see Page 34 instructions to install or remove the faceplate The faceplate included with your lathe can be used for a wide range of operations including machining non concentric workpieces straight turning between centers off center turning an
45. the cutting task and 2 configure the lathe controls to produce the required spindle speed Determining Spindle Speed Many variables affect the optimum spindle speed to use for any given operation but the two most important are the recommended cutting speed for the workpiece material and the diameter of the workpiece as noted in the formula shown in Figure 65 Recommended Cutting Speed FPM x 12 Dia of Cut in inches x 3 14 SpindleSpeed RPM Double if using carbide cutting tool Figure 65 Spindle speed formula for lathes Cutting speed typically defined in feet per minute FPM is the speed at which the edge of a tool moves across the material surface A recommended cutting speed is an ideal speed for cutting a type of material in order to produce the desired finish and optimize tool life The books Machinery s Handbook or Machine Shop Practice and some internet sites provide excellent recommendations for which cutting speeds to use when calculating the spindle speed These sources also provide a wealth of additional information about the variables that affect cutting speed and they are a good educational resource Also there are a large number of easy to use spindle speed calculators that can be found on the internet These sources will help you take into account the applicable variables in order to determine the best spindle speed for the operation South Bend Lathe Co 49
46. the illustrated in Figure 67 Note If necessary use the chuck key to rock the spindle back and forth to help mesh the gears as you move the levers Opindle Range Lever Set to LOW y Spindle Speed Lever Set to 200 Figure 67 Setting the spindle speed to 200 RPM 3 Move the spindle speed lever so that the 200 on its hub is also pointing at the L label Note You will hear a distinctive click when the spindle speed lever is in the correct position The lathe is now set for a spindle speed of 200 RPM 50 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Setting Spindle Speed of 2000 RPM 1 Make sure the spindle is completely stopped and the spindle lever is in the OFF middle position 2 Move the spindle range lever to the right so that the arrow on top of its hub points toward the H high label see the illustrated in Figure 68 Note If necessary use the chuck key to rock the spindle back and forth to help mesh the gears as you move the levers Spindle Range Lever Set to HIGH Spindle Speed Lever Set to 2000 RPM Figure 68 Setting the spindle speed to 2000 RPM 3 Move the spindle speed lever so that the 2000 on its hub is also pointing at the H label Note You will hear a distinctive click when the spindle speed lever is in the correct position The lathe is now set fo
47. the proper care of the unpainted surfaces Although there are many ways to successfully remove the rust preventative the following process works well in most situations Before cleaning gather the following e Disposable rags e Cleaner degreaser certain citrus based degreasers work extremely well and they have non toxic fumes e Safety glasses amp disposable gloves Note Automotive degreasers mineral spirits or WD 40 can be used to remove rust preventative Before using these products though test them on an inconspicuous area of a painted surface to make sure they will not damage it AWARNING Gasoline and petroleum products have low flash points and can explode or cause fire if used for cleaning Avoid using these products to remove rust preventative CAUTION Many cleaning solvents are toxic if inhaled Minimize your risk by only using these products in a well ventilated area NOTICE Avoid chlorine based solvents such as acetone or brake parts cleaner that may damage painted surfaces Always follow the manufacturer s instructions when using any type of cleaning product Basic steps for removing rust preventative 1 Puton safety glasses and disposable gloves 2 Coat all surfaces that have rust preventative with a liberal amount of your cleaner or degreaser and let them soak for a few minutes 3 Wipe off the surfaces If your cleaner or degreaser is effective the rust preventat
48. these lathes are equipped with Japanese spindle bearings The spindles are D1 5 camlock with an MT 5 taper and 1 57 bore The tailstocks have an MT 8 taper and 4 5 of quill travel South Bend Precision Toolroom Lathe Circa 1958 South Bend Lathe Co 3 13 Heavy 13 Gearhead Lathe INTRODUCTION For Machines Mfg Since 5 11 General Identification HEAVY13 LE CUM TOOLROOM LATHE Figure 1 Identification A Spindle Speed Levers see Page 50 for L Longitudinal Leadscrew details M Feed Rod D1 5 Camlock MT 5 Spindle N Coolant Reservoir amp Pump Access 3 Jaw Chuck 8 O Carriage see Page 6 for details D Chuck Guard w Safety Switch P Safety Foot Brake E Steady Rest Q Chip Drawer F Follow Rest R Micrometer Stop 4 Way Tool Post S Quick Change Gearbox Controls H Halogen Work Lamp see Page 5 for details I Coolant Nozzle amp Valve T Headstock Feed Direction Lever J Compound Rest U Gearbox Range Lever K Tailstock see Page 7 for details AWARNING AWARNING Serious personal injury could occur if Untrained users have an increased risk you connect the machine to power before of seriously injuring themselves with this completing the setup process DO NOT machine Do not operate this machine until connect power until instructed to do so later you have understood this entire manual and in this manual received proper training 4 South Bend Lathe Co For
49. to the power source may result in electrocution or fire Always adhere to all electrical requirements and applicable codes when connecting to the power source Have all work inspected by a qualified electrician to minimize risk Disconnect Power Adjusting or servicing electrically powered equipment while it is connected to the power source greatly increases the risk of injury from accidental startup Always disconnect power BEFORE any service or adjustments including changing blades or other tooling Secure Workpiece Tooling Loose workpieces cutting tools or rotating spindles can become dangerous projectiles if not secured or if they hit another object during operation Reduce the risk of this hazard by verifying that all fastening devices are properly secured and items attached to spindles have enough clearance to safely rotate Chuck Keys or Adjusting Tools Tools used to adjust spindles chucks or any moving rotating parts will become dangerous projectiles if left in place when the machine is started Reduce this risk by developing the habit of always removing these tools immediately after using them Work Area Clutter and dark shadows increase the risks of accidental injury Only operate this item in a clean non glaring and well lighted work area Properly Functioning Equipment Poorly maintained damaged or malfunctioning equipment has higher risks of causing serious personal injury compared to those that
50. uo ooueuojureur JO YILI doox 0 1 esp SIp 43uourooedoa uorjrpuoo JULI OOD UOTJEULAOJUL Suorndjsut s 24n3o9egnueur jue ooo oq 03 1981009 1 009 Xoq1eor Ayoyes pue qesod E UOT IPUOD uorjoodsu a sooeging LL d LLLI LL EL E TT EL E LEE ET UL HELL LU RE E RR EE GA RR ERR RES EUER RR RM S uor qn 22 oz se ve er orer vr erjer m or e Jo 188 er eyg AjyUOW 34427 pueg unos 9 e T xX ojspeoH EIL p ue SI9 rO 65 South Bend Lathe Co 13 Heavy 13 Gearhead Lathe I N i i EY N CI For Machines Mfg Since 5 11 NOTICE The following recommended lubrication schedules are based on light to medium usage Keeping in mind that lubrication helps to protect the value and operation of the lathe these lubrication tasks may need to be performed more frequently than recommended here depending on usage Failure to follow reasonable lubrication practices as instructed in this manual could lead to premature failure of lathe components and will void the warranty Lubrication Headstock Oil Type Mobil DTE Light or ISO 32 Equivalent ien nempe 6
51. 01 PSB10490201 SPLINE SHAFT 232 PSB10490232 GEAR 19T 202 5 10490202 OIL SEAL 20 X 32 X5MM 0490255 205 310490234 204 510490255 GEAR 25 205 10890230 GER Z7T 206 510490237 GEAR 2AT 207 510490256 GEAR 267 208 010290239 GEAR 26 209 510490240_ GEAR 20 2521049024 zi 22 75810250225 26 0490244 GEAR 22T za 0490246 GEAR 227 216 0490246 GEAR 227 n 0490247 GEAR SET 27 0490248 CEAR 22T 216 219 220 F5810490220 GEARBOX HOUSING 221 F16004 BALL BEARING 16004 OPEN 222 7610450222 GEAR OT 225 _ P5610490225_ GEAR 251707 224 PeBpI0490224 SPACER 225 PR23M INT RETAINING RING 226 P6203 OPEN BALL BEARING 6203 OFEN PSB10490257 5HAFT 227 romo4eozz7 CLUTCH 225 PS610400226 SPACER 229 _ PROGM EXT RETAINING RING 16MM 2 0 910990250 23 102 South Bend Lathe Co 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Gearbox Controls 103 South Bend Lathe Co 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Gearbox Controls Parts List REF PART DESCRIPTION REF PART DESCRIPTION 262 _ PSB10490262_ GEARBOX FRONT COVER GASKET 301 490501 WOODRUF KEY 4X13 265 0490802 SHAFT 264 PORPOIB 265 610490804 266 510490805 FORK 267 265 269 270 271 LOWER
52. 13 HEAVY 13 GEARHEAD LATHE MODEL SB1049 13 X 30 MODEL SB1050 13 X 40 HEAVY 132 13 X 40 TOOLROOM LATHE OWNER S MANUAL South Bend Lathe Co Hundreds of Thousands of Lathes Sold With a Tradition of Quality Since 1906 January 2012 by South Bend Lathe Co For Machines Mfg Since 5 11 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 As with all machinery of this nature learning the nuances of operation is a process that happens through training and experience If you are not an experienced operator of this type of machinery read through this entire manual then learn more from an experienced operator schooling or research before attempting operations Following this advice will help you avoid serious personal injury and get the best results from your work Manual Feedback We ve made every effort to be accurate when documenting this machine However errors sometimes happen or the machine design changes after the documentation process so the manual may not exactly match your machine If a difference between the manual and machine leaves you in doubt contact our customer service for clarification We
53. 37 Example photo of workpiece clamped in a faceplate Tailstock The tailstock see Figure 38 is typically used to support long workpieces by means of a live or dead center refer to Centers on Page 41 It can also be used to hold a drill or chuck to bore holes in the center of a part Custom arbors and tapers can also be cut on your lathe by using the offset tailstock adjustment gt p wheel Biondwneel mmm Figure 38 Tailstock and quill lock levers in locked position Graduated Dial eee nemen nne 0 001 One Full Revolution een 0 100 Increments on Quill Inest eet ems 0 43 in Increments Metric sime 0 110mm in 1mm Increments Positioning Tailstock 1 Pullthe tailstock lock lever backward away from the spindle to unlock the tailstock from the bedway 2 Slide the tailstock to the desired position 3 Push the tailstock lock lever forward toward the spindle to lock the tailstock against the bedway Using Ouill 1 Move the quill lock lever toward the spindle to unlock the quill 2 Turn the quill handwheel clockwise to move the quill toward the spindle or counterclockwise to move it away from it 3 Move the lock lever away from the spindle to secure the quill in place South Bend Lathe Co 37 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Installing Tooling
54. 4 Quarts Check Add Frequency Daily Change Frequency Every 6 Months The headstock gearing is lubricated by an oil bath that distributes the lubricant with the motion of the gears much like an automotive manual transmission Checking Oil Level The headstock reservoir has the proper amount of oil when the oil level in the sight glass is approximately halfway The oil sight glass is located on the right side of the headstock as shown in Figure 99 Headstock Oil Sight Glass P E o Figure 99 Location of headstock oil sight glass Adding Oil The oil fill plug is located on top of the headstock as shown in Figure 100 gt Ye Figure 100 Headstock fill and drain plugs Changing Oil Items Needed Oty Wrench A IEEE 1 Catch Pan 2 Gallon eee 1 To change the headstock oil 1 DISCONNECT LATHE FROM POWER 2 Remove the end gear cover 3 Remove the V belts so that oil does not get on them necessitating their replacement refer to the V Belt subsection on Page 77 for detailed instructions 4 Remove the fill plug on top of the headstock to allow the oil to drain more freely 5 Place the catch pan under the headstock drain plug see Figure 100 then remove the plug 6 When the headstock reservoir is empty replace the drain plug and clean away any oil that may
55. 5 1516 eleleleleleleleleleeeleleleleeelelele elelelelelelelelelelelelelelelelelelelele Control Panel 1511 1512 1514 REF PART DESCRIPTION REF PART DESCRIPTION 501 PSB10491501 ELECTRICAL CABINET BACK PLATE 1510 PSB10491510 TERMINAL BLOCK IN13C 3 POST 502 PSB10491502 CONTACTOR AB CO9400 220V 511 STOP BUTTON ASSEMBLY 505 PSB10491503 MASTER POWER SWITCH GZ SE16 512 2 JOG BUTTON ASSEMBLY 504 P9B10491504 OL RELAY 193T1AC25 21 25A 515 2 COOLANT PUMP SWITCH ASSEMBLY 505 FSB1O4915O5 OL RELAY 19511 10 O 75 1A 514 4 FOWER LIGHT ASSEMBLY 506 PSB10491506 CIRCUIT BREAKER AB D25 515 5 FUSE HOLDER W 4A FUSE 507 PSB10491507 CIRCUIT BREAKER AB DG 516 6 FUSE HOLDER W 0 5 FUSE 508 PSB10491508 TRANSFORMER SL SPTBSWI10140 517 CONTACTOR AB C2301 220V 509 FSB10491509 TERMINAL BLOCK MACK IN2OC 3 POST 124 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Accessories REF PART 191555 554 555 556 557 558 DESCRIPTION 4 JAW CHUCK 8 ASSEMBLY UCK 7 W 2PC JAW SET FACEPLATE ASSEMBLY 10 191553 1 FACEPLATE BODY 10 1553 2 FACEPLATE CAMLOCK STUD SET 4 JAW CHUCK KEY REF 559 561 562 565 564 565 566 567 568 569 1554 1555 1556 1567 DESCRIPTION PSBIO491559 SPINDLE SLEEVE MT 3 MT 5 SCREWDRIVER FLAT 2 PSDF2 PSDP2 DRIVER
56. 581049099 364 _ PECOOM 0910490955 e56 _ P5610490956 957 0490957 MICRO SWITCH TEND TM 1308 669 2561049059 860 FCAFOAM 261 recew PHLP HD SCR 962 363 5210190903 365 1 25810409657 BODY 963 2 PBULB3 HALOGEN BULB 24V 1PSB10490929 SFINDLE ROD SLEEVE 963 3 PSB10490963 3 LENS COMPRESSION SPRING 963 4 P5B10490963 4 LENS RETAINER 965 5 PS56M PALP HD SCR XT RETAINING RING 32MM 963 6 PSB10490963 6 LAMP TERMINAL BLOCK 2P 364 _ PCAPGAM 965 ARRIAGE STOP COLLAR 266 907 Q m Q Q o o South Bend Lathe Co 115 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 End Gears 1018 1017 1016 2202222 2222247 REF PART DESCRIPTION REF PART DESCRIPTION 001 FCAFO2M CAP SCREW MO 1 X 20 011 5 1049101 SPACER 002 10491002 GEAR FLAT WASHER OMM o 005 reerosenoos GEAR 24T ors resiosenors 004 104 005 reeo mors 006 oe 007 om 018 resosenois 009 o restossiore 010 116 South Bend Lathe Co 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Main Motor T 67 f UE
57. 5_ MICROMETER BODY 855 490855 506 Fs810490806 5 ROD B67 9 10490857 SPACER 807 F5B10490807 CLAMP PLATE 858 SET SCREW WiO 15X20 259 809 _ PSBI0490809_ COPPER PLUNGER 860 810 5506 SET SCREW 8 1 25 X16 261 5502 SET SCREW MG 1 X 6 en PSB1I0490811 DOG POINT SET SCREW 8 1 25 X 12 662 PNOSM NUT M amp 1 25 212 5514 SET SCREW 8 1 25 X 12 South Bend Lathe 113 For Machines Mfg Since 5 11 13 Heavy 139 Gearhead Lathe Bed amp Shafts 9 Q Oo Qum 6 Y vO6 Gum 96 206 h And 28 og gt ez cos 08046 UU South Bend Lathe Co 114 For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Bed amp Shafts Parts List REF PART DESCRIFTION REF DESCRIPTION 901 PSB10490901 BED SB1049 956 PSBI0490936 CLUTCH COLLAR PSB10500901 SB1050 957 PSB10490937 CLUTCH BUSHING 955 so Pozo THRUST BEARING 51208 FLAT WASHER ZMM EI 942 pac 6605 44 5610490944 Fi 346 P5504009 2581019090 46 0 909 PLUBEOO 7 7561049092 46 258104 PESIN 19 rosios P5104909 949 5 950 500950 GAP RACK 581050 95 2581049097 952 5610490952 25610190918 953 25810490963 2
58. B4 466 7681049066 108 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Compound Rest amp Tool Post 602 606 655 609 610 DESCRIPTION P5B10490601 TOOL POST LEVER PSB10490602 LEVER HUB PSB PSB PSB PSB 5 1049060 gt HUB COLLAR 0490604 TOOL HOLDER BOLT PSBIO490605 TOOL POST BODY 0490606 TOOL POST SHAFT 0490606 0490609 0490610 COM 0490611 75010490907 0490612 GIB ADJUSTMENT SCREW G FO FOUND REST GIB D FO O4900615 LEADSCREW NUT O490615A LEADSCREW W NUT ASSEMBLY 0490615 COMPOUND REST SWIVEL BASE O490615A COMFOUND REST LEADSCREW P5101 THRUST BEARING 51101 REF 617 615 619 620 621 622 625 651 652 655 654 655 656 657 658 659 601 PART 0490617 PSB10490621 PSB10490622 PSB10490625 5505 2 1 PSS14M PLUBEOO 1 5516 5505 DESCRIFTION INDICATOR PLATE SB 5810490616 LEADSCREW BRACKET 5210490619 GRADUATED DIAL 5 10490620 DIAL BUSHING BALL HANDLE HANDLE TOOL POST WRE CAP SCREW SET SCREW MO CAP SCREW MO 1 STEEL FLUTED SET SCREW M8 CH X10 X X 20 VET 2 X 5MM 25 X12 TAP IN BALL 1 4 STEEL BALL 1 4 SET SCREW M8 SET SCREW 25X10 X6 109 Sout
59. C09400 C09400 000026062600 600060600929 o 2 T1 4 T2 6 T3 22 2 T1 4 T2 6 22 4 2 6 8 2 1 4 2 6 193 T1AC25 10 ABissTiABio 4 11 KO RELAY R RELAY 5 97 98 95 NC 96 97 NO 98 95 NC 96 8 s 2 4 T2 6 T3 2 Ti 4 T2 z ui 13 E c M6 1211 030303030363 0 220 380 400 415 440 TRANSFORMER Suenn Liang E SP TBSW 10140 240 220 Op ele FUSE 500MA 250V i Q D U M6 Lv U1 Vi L 91010106 Ground i i 2 2 gt 5 5 GD 2 TW ime V ui vi I 59 z U LV 6 n M6 E 2188 15 Spindle Coolant End Gear To Brake Pedal Control To Spindle Motor Pump Motor Cover Micro Limit Switch Panel Switches Page 92 Page 92 Switch Page 94 Page 93 Page 93 pu Page 94 To Power Supply Connection Page 94 90 South Bend Lathe Co For Machines Mfg Since 5 11 ss
60. CY CLO E E 60 Hz lu Lr Single Phase Circuit Rating sscosssssscssssessessscess 30 Amps Cord S Type 3 Wire 12 AWG 300 VAC Plug Receptacle NEMA L6 30 power supply circuit includes all electrical equipment between the main breaker box or fuse panel in your building and the incoming power connections inside the machine This circuit must be safely sized to handle the full load current that may be drawn from the machine for an extended period of time If this machine is Note The circuit requirements in this manual are for a dedicated circuit where only one machine will be running at a time If this machine will be connected to a shared circuit where multiple machines will be running at the same time consult a qualified electrician to ensure the circuit is properly sized South Bend Lathe Co 17 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 Grounding Requirements This machine must be grounded In the event of certain types of malfunctions or breakdowns grounding provides a path of least resistance for electric current in order to reduce the risk of electric shock Improper connection of the equipment grounding wire can result in a risk of electric shock The wire with green insulation with or without yellow stripes is the equipment grounding wire If repair or replacement of the power cord is necessary do not c
61. G f X 1414 1417 Low ge of 1419 Vs PART DESCRIPTION PSB10491400 STEADY REST ASSEMBLY PSB 191401 91404 91405 91406 DOWEL FIN 91409 FINGER ADJUSTMENT KOLL FIN 4 X 4O SPACER FINGER SCREW 1 491415 STUD FT 12 1 75 X 75 0491 419 CLAMF Follow Rest 400 451 452 455 454 455 456 457 456 PSB O49 191455 191454 SCREW 91455 191456 5520 SET SCREW 8 1 25 X 6 DESCRIPTION STEADY REST ASSEMBLY FINGER ADJUSTMENT KNOB ROLL PIN 4 X 40 FINGER FINGER BRASS TIP 455 FOLLOW REST CASTING South Bend Lathe Co 123 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Electrical Cabinet amp Control Panel Electrical Cabinet 1505 1501 1517 1517 502 1502 g ud 0 miu 1504 1505 1506 1508 1507 exo Ole ele m 151
62. Lathe For Machines Mfg Since 5 11 Saddle Bottom View 771 747 749 745 748 REF PART DESCRIPTION 5B10490741 B 5 1 2 5 4 745 OIL TUBE 4 X 260MM ALUMINUM 6 7 5 p PSB1049074 ELBOW ADAPTER 1 8 X 4MM SB 12 PSB10490747 OIL TUBE 4 X 120MM ALUMINUM PSB10490748 OIL FILTER GMM Viewed from underneath the saddle REF 749 750 751 752 765 769 770 771 769 745 PART DESCRIPTION PSB10490749_ OIL TUBE 6 X 1GOMM ALUMINUM 1 490750 STRAIGHT ADAPTER 1 8 X OMM PSB10490751 ONE SHOT ASSEMBLY PSB10490752 CLAMF PLATE 550 SET SCREW MG 1 X 5 PCAP24M CAP SCREW 5 5 X 16 557 SET SCREW 8 1 25 X 55 FCAP169M CAP SCREW 12 1 75 X 75 112 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Micrometer a Dial Indicator 859 200 V 850 E 204 O Q 62 O Ve 852 655 amp 60 a REF PART DESCRIPTION REF PART DESCRIPTION 800 _ PSB10490800_ MICROMETER STOP ASSEMBLY 850 PSB1049850 DIAL INDICATOR ASSEMBLY 801 PCAP7IM CAP SCREW M10 1 5 X 60 851 PSB10490861 802 PRIVOOIM STEEL FLUTED RIVET 2 X 5MM 852 PSB10490852 805 PSB10490803_ INDICATOR PLATE 855 490855 804 PSB10490804_ MICROMETER DIAL 854 805 _ PSB1049080
63. OTICE Most electrical codes require that machines connected to the power source by fixed conduit MUST be secured to the floor Assembly With the exception of the handwheel handles the lathe is shipped fully assembled To install the handwheel handles thread the large handle into the carriage handwheel and the small handle into the cross slide handwheel as shown in Figure 19 Handwheel Handles Figure 19 Handwheel handles installed Lubricating Lathe GEARBOXES MUST BE FILLED WITH OIL STOP OIL MAY NOT BE SHIPPED WITH MACHINE Refer to Lubrication Section for Correct Oil Type The headstock quick change gearbox and apron oil reservoirs must have the proper amount of oil in them before the lathe can be operated for the first time Damage caused to the bearings and gears from running the lathe without oil in the reservoirs will not be covered under warranty Refer to the Lubrication section beginning on Page 66 for details on how to check add oil and prime the headstock oil pump 24 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe In addition to the reservoirs we also recommend that you lubricate all other points on the machine at this time This can be accomplished by following the maintenance schedule on Page 64 Note If this lathe was shipped with oil in the reservoirs do not cha
64. S PLATE SB1050 609 621 MACHINE INFORMATION LABEL 1610 1 622 BIOHAZARD WARNING LABEL 1611 623 VOLTAGE PHASE LABEL 220V 1PH 1612 ENTANGLEMENT WARNING LABEL 624 PSBLABELISM South Bend Lathe Co 127 WARRANTY Warranty 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 d
65. SB1379 MT 3 12 SB1380 MT 3 These keyless chucks are produced with an integral shank to maximize concentricity between the body shank and jaws They start as a one piece high alloy body which is turned then finish ground throughout making them as close to zero TIR Total Indicated Runout as can be Keyless chuck self tighten so a spanner is provided to ease tool removal Figure 93 MT 3 Keyless Chuck SB1298 SBL Bench Lathe Shop Clock SB1299 SBL Toolroom Lathe Shop Clock SB1300 SBL Lathe with Man These fine traditional shop clocks are constructed with a metal antique finished frame They are easy to read from a distance and measure 14 in diameter Pictures just don t do them justice They are very nice quality clocks and perfect for the South Bend Lathe aficionado Figure 94 Antique finished South Bend shop clocks SB1238 High Performance MT 3 Live Center Shafts are made of alloy steel and vacuum heat treated to HRC60 1 for high rigidity and durability e Centers use a combination of roller bearings thrust bearings and ball bearings e Waterproof design Figure 95 SB1238 High Performance Live Center SB1245 MT 2 Bull Nose Center e Cr Mo steel hardened to HRC60 1 e Taper roller amp ball bearing construction e Great turning pipes Figure SB1245 2 Bull Nose Center 62 South Bend Lathe Co
66. SO 68 Equivalent Oil Amount ene 1 2 Quarts Check Add Daily Change Frequency Annually Checking Oil Level The apron oil sight glass is on the front of the apron as shown in Figure 103 Maintain the oil volume so that the level is approximately halfway in the sight glass Figure 103 Location of apron oil sight glass Draining Oil amp Flushing Reservoir Since the apron oil reservoir supplies the one shot oiler the oil is constantly being refreshed when the reservoir is filled However small metal particles may accumulate at the bottom of the reservoir with normal use Therefore to keep the reservoir clean drain and flush it at least once a year South Bend Lathe Co 67 13 Heavy 13 Gearhead Lathe V i i EY N For Machines Mfg Since 5 11 Place a catch pan under the apron drain plug shown in Figure 104 loosen the fill plug then use a 6mm hex wrench to remove the drain plug and empty the reservoir Figure 104 Location of apron drain plug Flush the reservoir by pouring a small amount of clean oil into the fill hole and allowing it to drain out the bottom Replace the drain plug and add oil as previously described One Shot Oiler The one shot oiler shown in Figure 105 lubricates the saddle ways with oil from the apron reservoir To use the one shot oiler pull the pump
67. Setting Spindle 50 Configuration 50 Power 51 Power Feed 52 Setting Power Feed 53 End 54 Standard End Gear Configuration 54 Alternate Configuration 55 Threading 56 Headstock Threading Controls 56 Apron Threading Controls sssse 57 Thread Dial det eibi Ra ETE Hed 57 Thread Dial Chart esses 58 Chip Drawer eerie iie uidet 59 Coolant System eese 60 ACCESSORIES ette otis eee on asso 61 MAINTENANCE cccccccccccsscccsccsccccsccsscccecsccccceces 64 Maintenance 64 Cleaning amp Protecting eese 64 Maintenance 65 Tetas fune ee 66 Headstock 66 Quick Change Gearbox eese 67 67 One Shot Oiler 68 Longitudinal Leadscrew eeeeessse 68 Ball Oilers amp Oil Cup esee 69 End Gears 55 eon vesti eti ra 70 Coo
68. T and 57T gears are meshed Inch and Metric Fitch Threading AM Inch and Metric Feeding Figure 73 End gears in the standard configuration 54 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Alternate Configuration The alternate end gear configuration is used when cutting modular or diametral threads The 57T end gear is positioned on the outside so that it meshes with the 44T transposing gear instead of the 56T gear as illustrated in Figure 74 NN Modular and Diametral Fitch Turning Figure 74 Alternate end gear configuration Configuring End Gears Tools Needed Oty Hex Wrench 6mm eene 1 Wrench 22mm he eene nete 1 To configure the end gears 1 DISCONNECT LATHE FROM POWER 2 Remove the headstock end gear cover 3 Remove the cap screw lock washer and flat washer from the bottom 57 end gear see Figure 75 Pivot Hex Nut Figure 75 End gear components 4 Loosen the pivot arm hex nut shown in Figure 75 then swing the pivot arm to the left so that 44T 56T gears are away from the 57T gear Hand tighten the hex nut to keep the arm in place 5 Usea stiff brush and mineral spirits to clean away the debris and grime from the gears and shafts then lubricate these devices as instructed in the End Gears lubrication subsection on
69. abilities This Heavy 13 Gearhead Lathe is built for daily use in a busy industrial setting Loaded with many nice features and high precision parts this lathe excels at making fine tools dies thread gauges jigs and precision test gauges however it is by no means delicate Thick castings heavy weight and quality construction throughout provide the necessary brawn for demanding production and manufacturing tasks Features These Heavy 13 Gearhead Lathes are packed with standard features and equipment such as a complete coolant system easy to clean chip drawer one shot way lubrication system included steady and follow rests chuck guard adjustable work lamp foot brake powered cross feed 3 and 4 jaw chucks faceplate and premium Allen Bradley contactors thermal relays and fuse system Spindle speeds are controlled by convenient headstock levers which allow the operator to quickly set the spindle speed within the available range of 80 2000 RPM The beds of these lathes are constructed with Meehanite castings that are hardened and precision ground in the traditional three V way prismatic design long used on South Bend Lathes for its accuracy durability and rigidity The headstocks feature quick change gear levers and the carriages include an adjustable clutch that disables automatic carriage feed when it contacts the included feed stop or in the event of a crash To further ensure a high degree of accuracy
70. acklash Replace broken gear or bearing Stop lathe immediately and correct interference problem Reset spindle bearing preload or replace worn spindle bearings Adjust for appropriate spindle speed and feed rate Sharpen tooling or select a better tool for the intended operation Adjust tool height to centerline see Page 47 Tighten gibs see Page 75 Turn the quill handwheel until it forces the tapered tool out of quill Clean the taper and bore and re install tapered tool Adjust gib screw s see Page 75 Tighten handwheel fasteners adjust handwheel backlash to a minimum see Page 74 Adjust leadscrew to remove end play see Page 75 Remove gibs clean ways dovetails lubricate and re adjust gibs Loosen gib screw s slightly and lubricate bedways see Page 75 Slightly loosen backlash setting see Page 75 Lubricate bedways and handles Check for debris clean and retighten Re install cutting tool so no more than of the total length is sticking out of tool holder Adjust gib screws at affected component see Page 75 Replace or resharpen cutting tool Use the recommended spindle speed South Bend Lathe Co 85 13 Heavy 13 Gearhead Lathe TROUBLESHOOTING For Machines Mfg Since 5 11 Symptom Possible Cause Possible Solution Workpiece is Headstock and tailstock are not Realign the tailstock to the headstock spindle bore tapered properly aligned with each oth
71. amp Removal Devices on Page 32 3 Loosen the camlocks by turning the key counterclockwise until each of the cam lines are aligned with its corresponding spindle mark see Figure 33 Cam line aligned with spindle mark Figure 33 Camlock is fully loosened when the cam line is aligned with the spindle mark Tip Camlocks can become very tight A cheater pipe may be used as a last resort to add leverage when loosening After loosening you may need to wiggle the chuck key in the camlock to fully disengage the stud 4 Using a dead blow hammer or other soft mallet lightly tap around the outer circumference of the chuck body to loosen it from the spindle 5 Remove the chuck from the spindle using a light rocking motion to carefully slide the studs out of the cam holes If the chuck does not immediately come off rotate it approximately 60 and tap it again Make sure all the marks on the cams and spindle are in proper alignment for removal 34 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Scroll Chuck Clamping This scroll type chuck has an internal scroll gear that moves all jaws in unison when adjusted with the chuck key This chuck will hold cylindrical parts on center with the axis of spindle rotation and can be rotated at high speeds if the workpiece is properly clamped and balanced Never mix jaw types or po
72. ate selected Left Lever Positions A C Middle Lever Positions R T Right Lever Positions V Z Bottom Lever Positions 1 8 NOTICE Even though there is a lock out device in the apron to prevent the feed selection lever and the half nut lever from being engaged at the same time this lock out device could break if forced Attempting to engage these levers at the same time could cause severe lathe damage and will void the warranty 52 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Figure 70 Apron power feed controls E Feed Selection Lever Directs the power feed to either the cross slide or the carriage When the lever is down and the indent pin is pointing up the cross slide is selected Conversely when the lever is up and the pin is pointing down the carriage is selected In the middle position the apron gears are disengaged from the feed rod and neither component will move Note When using this lever you may need to slightly rotate the handwheel of the component you are trying to engage so that the apron gears can mesh F Apron Feed Direction Knob Changes the feed direction when the lathe is running The advantage of this knob is that you can quickly reverse power feed direction while the spindle is rotating without having to turn the lathe off waiting until the spindle is stopped then using the fee
73. athe controls are receiving power H Coolant Pump Switch Controls the coolant pump motor l Jog Button Starts forward spindle rotation as long as it is pressed J STOP Button Stops all machine functions Twist clockwise to reset Carriage Figure 5 Carriage controls K 4 Way Tool Post Mounts up to four cutting tools at once that can be individually indexed to the workpiece Compound Rest Handwheel Moves the tool toward and away from the workpiece at the preset angle of the compound rest One Shot Oiler Draws oil from the apron reservoir to lubricate the carriage ways through various oil ports Carriage Lock Secures the carriage in place when to ensure accuracy during operations where it should not move Thread Dial and Chart Dial indicates when to engage the half nut during inch threading operations Chart indicates which thread dial reading to engage the half nut for specific inch thread pitches Spindle Lever Starts and stops spindle rotation in either direction Half Nut Lever Engages disengages the half nut for threading operations Apron Feed Direction Knob Changes direction of the carriage or the cross slide feed without having to stop the lathe and move the headstock feed direction lever Feed Selection Lever Selects the carriage or cross slide for power feed operations Carriage Handwheel Moves the carriage along the bed Cross Slide Handwheel Moves the cross slide to
74. cessfully complete the Test Run procedure beginning on Page 26 2 Using the spindle speed levers to set the spindle speed run the lathe for 10 minutes at each of the spindle speeds starting with the lowest speed Note If necessary refer to Setting Spindle Speed on Page 50 for detailed instructions 3 Use the foot brake to stop spindle rotation set the spindle speed at 2000 RPM then use the spindle lever to reverse the spindle rotation and run the lathe for 10 minutes 4 Use the foot brake to stop spindle rotation then run the lathe at 200 RPM for 10 minutes with the gearbox range lever on the headstock in the L low position and then run the lathe another 10 minutes with the lever in the H high position 5 While the oil is still warm and any metal particles are still suspended in the oil change the headstock and gearbox oil refer to Lubrication beginning on Page 66 for detailed instructions 6 Check the V belt tension and if necessary re tension them refer to V Belts on Page 77 for detailed instructions Congratulations The spindle break in is complete Recommended Adjustments For your convenience the adjustments listed below have been performed at the factory However because of the many variables involved with shipping we recommend that you at least verify the following adjustments to ensure the best possible results from your new machine Step by step instructions for these adjustments can b
75. collets only packaged in one convenient set Figure 89 Model SB1279 10 Pc 5 C Collet Set SB1264 Collect Attachment This collet attachment takes advantage of the South Bend factory made collet port in the lathe gear cover This accessory installs easily on these South Bend Lathes without having to modify the gear cover The Model SB1264 is capable of delivering years of trouble free service It is manufactured with the same high quality workmanship materials and tolerances South Bend machinery is known for Figure 90 Model SB1264 Collect Attachment D1 5 Back Plates SB1397 6 4 SB1399 8 SB1401 1072 Sized to fit D1 5 chuck mounts these back plates are precision made and mount to your chuck with minimal modifications Figure 91 D1 5 Back Plate SB1263 Taper Attachment This taper attachment mounts quickly to the back bedway of your lathe Accurate tapers of up to 12 can be produced without repositioning the attachment having to offset the tailstock or disengaging the cross slide nut The Model SB1263 features scales at both ends reading inches per foot and degrees An angle adjusting knob with fine threads achieves exacting control when setting tapers Figure 92 Model SB1263 Taper Attachment South Bend Lathe Co 61 13 Heavy 13 Gearhead Lathe ACCESSORIES For Machines Mfg Since 5 11 Keyless Integral Chucks
76. d boring The tools needed for mounting a workpiece will vary depending on the type of setup you have AWARNING Machining non concentric workpieces at a high speed could cause the workpiece to be thrown from the spindle with deadly force at the operator or bystanders To reduce this risk only machine non concentric workpieces at low speeds and clamp counter weights to the faceplate to balance it AWARNING Failure to properly secure a workpiece to the faceplate could cause the workpiece to be thrown from the lathe with deadly force at the operator or bystanders Use a minimum of THREE independent clamping devices to hold the workpiece onto the faceplate 36 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe To mount a non concentric workpiece to the faceplate 1 DISCONNECT LATHE FROM POWER 2 Protect the bedway with a piece of plywood 3 With help from another person or a holding device to support the workpiece position it onto the faceplate and clamp it in place with a minimum of three independent clamping devices see Figure 37 for an example Be sure to take into account the rotational and cutting forces that will be applied to the workpiece when clamping it to the faceplate If necessary use counter weights to balance the assembly and use a dial indicator to make sure that the workpiece is properly positioned for your operation Figure
77. d Wrench 4 1 Tool Needed Qty adjust the V belts Hex Wrench 1 1 DISCONNECT LATHE FROM POWER is 2 Remove the end gear cover and the motor 1 Disengage the half nut then remove the access panel to expose the V belts and thread dial pulleys see Figure 122 2 Turn the two set screws see Figure 121 clockwise to tighten the half nut and counterclockwise to loosen it Note Make sure to turn the set screws in even amounts so that one end of the gib does not become tighter than the other End Gear Cover 3 Engage disengage the half nut several times and notice how it feels The half nut is Motor Access correctly adjusted when it has a slight drag Panel while opening and closing The movement should not be too stiff or too sloppy 4 Repeat Steps 2 3 if necessary until you are satisfied with the half nut pressure 5 Re install the thread dial Figure 122 End gear cover and motor access panel South Bend Lathe Co 77 13 Heavy 13 Gearhead Lathe SERVICE For Machines Mfg Since 5 11 3 Adjust the hex nuts on the motor mount bolts shown in Figure 123 until there is approximately 94 deflection of the V belts when moderate pressure is applied midway between the pulleys Figure 123 Adjusting V belt tension 4 Firmly tighten the
78. d direction lever on the headstock NOTICE Depending on the combined configuration of the headstock feed direction lever and the apron feed direction knob the actual direction of power feed may be different from the printed indicators on the machine Setting Power Feed Rate The feed rate chart on the upper right of the headstock face displays the settings for the headstock feed controls for metric and inch feed rates Using the controls on the lathe follow along with the example below to better understand how to set the lathe for the desired power feed rate Setting Power Feed Rate of 0 18mm rev 1 Make sure the end gears are in the standard configuration which is applicable for general feed operations refer to End Gears on the next page for detailed instructions 2 Locate the line in the feed rate chart that lists the setting for 0 18mm of feed per revolution of the spindle as illustrated in Figure 71 050 LCT1W 002 055 LCT2W 065 LCT4W 085 LCT8W 0022 003 0033 10 LCS2W 004 13 LCS4W 005 18 LCS8W W 007 Figure 71 Feed rate chart NOTICE When using power feed to move the cross slide the feed rate is 1 2 the value stated in the feed rate chart 3 The configuration string of characters to the right of the selected feed rate LCS8W displays the positions to set the feed controls for a feed rate of 0 18mm rev see Figure 71 South Bend Lathe C
79. d of the pin to make it easier to insert South Bend Lathe Co 81 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 10 Return the retaining ring against the shroud washer and position the retaining ring ears over the shear pin head as shown in Figure 134 This will prevent the shear pin from falling out if the shroud washer should rotate during operation Figure 134 Retaining ring positioned with ears in front of pin access groove Gap Insert Removal amp Installation The gap insert directly under the spindle see Figure 135 can be removed to create additional space for turning large diameter parts The gap insert was installed then ground flush with the bed at the factory to ensure a precision fit and alignment Therefore if the gap insert is removed it may be difficult to re install with the same degree of accuracy Figure 135 Gap insert Tools Needed Oty Hex Wrenches 6MM eee 1 Hex Wrench 8mm e e 1 Wrench 1 0m eeu 1 Dead Blow Hammer eeee 1 Gap Removal 1 Remove the four gap bed cap screws shown in Figure 136 Screw Figure 136 Fasteners holding gap in place 2 Remove the two way end cap screws 3 Tighten the two dowel pin jack nuts until the pins are pulled free from the gap insert 4 Tap the outside of the gap insert with a dead blow hammer to loosen it then remove it
80. derneath it The shims should be as long and as wide as the cutting tool to properly support it Below are two common methods e Align the tip of the cutting tool with a center installed in the tailstock as instructed on the next page For this to work the tailstock must be aligned to the spindle centerline refer to Aligning Tailstock To Spindle Centerline on Page 40 for detailed instructions e Make a facing cut on a piece of round bar stock If the tool is above or below the spindle centerline a nub will be left in the center of the workpiece Adjust the height of the tool then repeat the facing cut to check the adjustment Repeat as necessary until the center of the workpiece face is smooth Tools Needed Qty Tool Post T Wrench eee 1 Steel As Needed Cutting 1 Eme Buler eee GERNE 1 Tailstock Center ne etti 1 To align the cutting tool with the tailstock center 1 Mount the cutting tool in the tool post then secure the post so the tool faces the tailstock 2 Install a center in the tailstock and position the center tip near the cutting tool tip 3 Lock the tailstock and quill in place 4 Adjust the height of the cutting tool so that the tool tip is aligned vertically and horizontally with the center tip as shown in Figure 61 Tailetock Tailetock Center lt a
81. dscrew Bearing UNDP Figure 107 Tailstock ball oilers Quill Barrel Quill Leadscrew amp Nut A Ae tots te t RSEN YE RR vmm Figure 108 Leadscrew and feed rod end bearing ball oilers G Leadscrew End Bearing H Feed Rod End Bearing South Bend Lathe Co 69 13 Heavy 13 Gearhead Lathe I N i i EY N CI For Machines Mfg Since 5 11 End Gears Grease NLGI 2 Frequency Annually or When Changing The end gears shown in Figure 109 should always have a thin coat of heavy grease to minimize corrosion noise and wear Wipe away excess grease that could be thrown onto the V belts and reduce optimal power transmission from the motor Figure 109 End gears Handling amp Care Make sure to clean and lubricate any gears you install or change Be very careful during handling and storage the grease coating on the gears will easily pickup dirt or debris which can then spread to the other gears and increase the rate of wear Make sure the end gear cover remains installed whenever possible to keep the gears free of dust or debris from the outside environment Lubricating 1 DISCONNECT LATHE FROM POWER 2 Remove the end gear cover and all the end gears shown in Figure 109 3 Clean the end gears thoroughly with mineral spirits to remove the old grease Use a small brush if necessar
82. e Mounting 32 Master Power Switch sees 5 iastallation amp Removal Devices o aeoo 32 Headstock T 5 E 33 Control 6 nasce e erre 34 CHEFIREO 6 Glace Benoval 34 TTailStoCK ho th eas esten ere verit T Scroll Chuck 1 35 End Gearg 3 eei NNI Se M EE 7 We ad 35 Safety Foot Brake E T IM aii tine 35 Product Specifications eee 8 Faceplates uten nn EB 36 SAFET V e DEL 1 oos PEE 97 Understanding Risks of Machinery 12 Positioning Tailstock 87 Basic Machine Safety esses 12 Using Quill 37 Additional Metal Lathe Safety 14 Installing Tooling eee 38 Additional Chuck 15 Removing Tooling 39 a9 Preparation OVervieW ccccesccseseeseeeesseeeseeeeens 16 Aligning to Spindle Centerline sser 0 Things You ll Need essct 16 41 Power Supply Requireniente 17 Dead Centers 41 eSt jp O Aana je Full Load Current Rating 17 Mounting Dead Center t
83. e are no gaps proceed to Step 8 If there is a gap remove the chuck re clean the mating surfaces carefully and re install If the problem persists contact our Tech Support 8 Verify that the chuck spindle tapers are seated firmly together by removing the chuck per the Chuck Removal instructions and pay close attention to how easily the tapers release If it was necessary to bump the chuck or use a mallet to release the tapers then they are seating together properly If the tapers released easily with little intervention they are not seated together firmly as required Remove the chuck re clean the mating surfaces carefully and re install If the problem persists contact our Tech Support Registration Marks Lightly stamp registration marks across the mating seams of chuck components These marks will help you re install the chuck in the same position after removal which ensures consistent chuck balance and turning results and allows the same camlocks and studs to operate together for consistent locking and unlocking Spindle amp Chuck Registration Marks Chuck Halves Camlock Spindle for Chuck Reassembly Direct Mount Camlock Chuck Figure 32 Registration mark locations Chuck Removal To remove the chuck 1 DISCONNECT LATHE FROM POWER 2 Use an appropriate lifting support or protective device to protect the ways and support the chuck refer to Installation
84. e carriage make sure the carriage lock is loose the half nut is disengaged and the power feed is disengaged feed selection lever 5 Position hardwood blocks under each end of the bed as shown in Figure 13 This will keep the lifting straps away from the leadscrew feed rod and spindle rod to prevent bending them during lifting Looking at Lifting Setup from Tailstock End To Fower Lifting Equipment Leadscrew Feed Rod ee Ro Hardwood Blocke and Flanke NS Fositioned as NAT Required to Prevent Lifting Straps from Bending Leadscrew Figure 13 Lifting setup to keep straps from bending leadscrew or rods Note Fasten a center support between the hardwood blocks so that they will stay spread apart and in place when lifting see the example in Figure 14 Center Support Hardwood Blocking Figure 14 Example of blocking center support 99 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe 6 Attach the lifting straps to the power lifting equipment see Figure 15 for an example Fower Lifting Equipment Use Blocks ae Necessary to Space Straps Away from Control Rod Feed Rod and Leadscrew Hardwood H Blocking ardwood Blocking Figure 15 Example of lathe setup for lifting 7 Ateach end of the lathe have assistants connect guide rods to safely keep the lathe from s
85. e found on the pages referenced below Factory adjustments that should be verified e Tailstock alignment Page 40 e Compound and cross slide backlash adjustment Page 74 e Gib adjustments Page 75 30 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Operation Overview To complete a typical operation the operator does the following The purpose of this overview is to provide 1 Puts on safety glasses rolls up sleeves the novice machine operator with a basic removes jewelry and secures any clothing understanding of how the machine is used during jewelry or hair that could get entangled in operation so they can more easily understand moving parts the controls discussed later in this manual 2 Examines the workpiece to make sure it is Note Due to the generic nature of this overview suitable for turning then securely mounts it is not intended to be an instructional guide the workpiece in one of the chucks or on the for performing actual machine operations faceplate and removes the chuck key from To learn more about specific operations and the chuck machining techniques seek training from people experienced with this type of machine and do 3 Mounts the tooling aligns it with the additional research outside of this manual by workpiece then backs it away to establish a reading how to books trade magazines or websites safe startup clearance
86. e right of it The dial numbers indicate when to engage the half nut for a specific thread pitch The thread dial chart can also be found on the front of the thread dial housing Numbered Position Numbered Position 1 2 3 4 22 32 42 7211232 Position 2V4 23A Position 34 334 Only 275 Same as Metric Threads Figure 79 Thread dial chart Note The thread dial is not used for metric threading or diametral and modular pitches You must leave the half nut engaged from the beginning until the turning is complete for these types of operations The following examples explain how to use the thread dial chart TPI Divisible By 4 For threading a TPI that is divisible by four use any line on the thread dial see Figure 80 4 8 12 16 20 24 Any Position 28 32 36 40 44 48 56 60 72 Figure 80 Any position on the dial for threading TPI divisible by 4 Even TPI Not Divisible By 4 For threading a TPI that is even but not divisible by 4 use any of the non numbered lines on the thread dial see Figure 81 2 6 10 14 18 22 26 30 54 Numbered Position Figure 81 Marks are selected on the dial for threading even TPI not divisible by 4 Odd Numbered TPI For odd numbered TPI use any of the numbered lines on the thread dial see Figure 82 Numbered Position 1 2 3 4 Figure 82 Numbers are selected on the dial for threading odd numbered TPI
87. e top and bottom castings see Figure 42 Adjustment Set Screw 1 of 2 Figure 42 Tailstock offset controls 2 Rotate the adjustment set screws in opposite directions for the desired offset see the illustration in Figure 43 Figure 43 Set screw adjustment in relation to tailstock movement 3 Retighten the clamping hex bolts underneath the tailstock to secure the offset South Bend Lathe Co 39 13 Heavy 139 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Aligning Tailstock to Spindle Centerline This is an essential adjustment that should be verified or performed each time the tailstock is used to turn concentric workpieces between centers or immediately after offsetting the tailstock when turning a taper If the tailstock is not aligned with the spindle centerline when it is supposed to be turning results will be inaccurate along the length of the workpiece Items Needed Qty Hex Wrench 6mm eeeeeeeH e 1 Wrench 17mm eee eene 1 Round Stock 2 x 6 2 Precision 1 To align the tailstock to the spindle centerline 1 Use the precision level to make sure the bedway is level from side to side and from front to back If the bedway is not level correct this condition before continuing with this procedure refer to Leveling amp Mounting on Page 23 2 Center d
88. ead Lathe Ball Oilers amp Oil Cup Oil Type Mobil DTE Light or ISO 32 Equivalent Oll Anontib ae pei bred bain 1 or 2 Squirts Fill Lubrication FREQUENCY Daily This lathe has seven ball oilers and one oil cup that should be oiled on a daily basis before beginning operation Proper lubrication of ball oilers is done with a pump type oil can that has a plastic or rubberized cone tip We do not recommend using metal needle or lance tips as they can push the ball too far into the oiler break the spring seat and lodge the ball in the oil galley Lubricate the ball oilers before and after machine use and more frequently under heavy use When lubricating ball oilers first clean the outside surface to remove any dust or grime Push the rubber or plastic tip of the oil can nozzle against the ball oiler to create a hydraulic seal then pump the oil can once or twice If you see sludge and contaminants coming out of the lubrication area keep pumping the oil can until the oil runs clear When finished wipe away any excess oil For the oil cup lift the lid and fill the cup to the top The oil will slowly drain into the gearing over time Refer to Figures 106 108 and the following descriptions to identify the locations of each oil device Figure 106 Carriage ball oilers and oil cup Cross Slide Leadscrew amp Nut Compound Rest Leadscrew amp Nut Feed Selection Lever Gearing Cross Slide Lea
89. earhead Lathe OPERATION For Machines Mfg Since 5 11 NOTICE ALWAYS make sure the spindle is completely stopped BEFORE using the headstock control levers to make changes If the spindle is rotating when attempting to change the configuration of the headstock feed controls the gears in the headstock and quick change gearbox will become damaged Power Feed Controls Use Figures 69 70 and the following descriptions to become familiar with the locations and functions of the controls that you will use to set up the correct power feed for your operation Note Before using power feed you may have to re configure the end gears depending on how they are set up Refer to End Gears on Page 54 for detailed instructions KEEN Figure 69 Power feed controls the headstock A Feed Range Lever Selects the low or high feed rate range by re aligning the headstock transfer gear In the middle position disables power feed B Feed Direction Lever When the lathe is stopped selects the direction for power feed Note When the lathe is running use the quick change feed direction knob on the apron C Feed Rate Chart Displays the settings for the headstock and quick change gearbox controls for the selected feed rate Refer to Setting Feed Rate subsection on the next page for detailed instructions D Quick change Gearbox Feed Levers Configure the quick change gearbox gears for the feed r
90. ed Figure 26 Disengaging carriage components 11 Start the spindle by pulling the spindle lever out and moving it down see Figure 27 Figure 27 Spindle lever in down forward position 12 13 14 When operating correctly the machine runs smoothly with little or no vibration or rubbing noises Investigate and correct strange unusual noises or vibrations before operating the machine further Always disconnect the machine from power when investigating or correcting potential problems Press the STOP button to turn the lathe OFF then without resetting the STOP button try to restart spindle rotation The spindle should not start If spindle rotation does start with the STOP button pressed in the STOP button safety is not operating correctly This safety feature must operate properly before continuing operation Use the spindle lever to stop the lathe disconnect it from power and call Tech Support for help Move the spindle lever to the OFF middle position reset the STOP button by twisting it clockwise until it pops out then restart spindle rotation Push the foot brake The spindle should come to a quick stop If the brake pedal has no effect on the lathe push the STOP button and refer to Brake amp Switch on Page 78 to make any required adjustments 28 South Bend Lathe Co For Machines Mfg Since 5 11 13
91. ed from the power source To reduce the risk of being shocked wait at least this long before working on capacitors Wire Component Damage Damaged wires or components increase the risk of serious personal injury fire or machine damage If you notice that any wires or components are damaged while performing a wiring task replace those wires or components before completing the task Experiencing Difficulties If you are experiencing difficulties understanding the information included in this section contact our Technical Support at 360 734 1540 WIRING DIAGRAM COLOR KEY BLACK BLUE BLUE D WHITE D RED GREEN LIGHT BROWN 8 GRAY Gy O O a photos and diagrams included this section are best viewed color You can seethem in color at www southbendlathe com PINK Co PURPLE WHITE YELLOW GREEN YELLOW V South Bend Lathe Co 87 13 Heavy 13 Gearhead Lathe ELECTRICAL For Machines Mfg Since 5 11 Wiring Overview num Power Supply Connection Electrical Page 94 Cabinet Page 90 Chuck Guard Work Lamp Limit Switch Page 94 Page 94 T Brake Pedal p Spindle Micro Switch a Switches Page 94 93 Micro Switch d Coolant Page 94 Pump Mo
92. elts have been loosened or removed Place a few moisture absorbing desiccant packs inside of the electrical box Cover the lathe and place it in a dry area that is out of direct sunlight and away from hazardous fumes paint solvents or gas Fumes and sunlight can bleach or discolor paint and make the chuck guard cloudy Every few months rotate by hand all gear driven components a few times in several gear selections This will keep the bearings bushings gears and shafts well lubricated and protected from corrosion especially during the winter months Slide the carriage micrometer stop tailstock and steady rest down the lathe bed to make sure that way spotting is not beginning to occur South Bend Lathe Co 73 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Backlash Adjustment Backlash is the amount of free play felt while changing rotation directions with the handwheel This can be adjusted on the compound rest and cross slide leadscrews Before beginning any adjustment make sure that all associated components have been cleaned and lubricated NOTICE Reducing backlash to less than 0 002 is impractical and can lead to accelerated wear of the wedge nut and leadscrew Avoid the temptation to overtighten the backlash set screw while adjusting Compound Rest Tools Needed Hex Wrench 8mm eene 1 The compound rest backlash is adjusted by t
93. emove the vented access cover from the rear of the right stand then slide the tank out as shown in Figure 112 Figure 112 Coolant tank and pump 3 Pour coolant into the tank until it is nearly full 4 Slide the tank back into the cabinet and replace the access cover Changing Coolant When you replace the old coolant take the time to thoroughly clean out the chip drawer catch tray and fluid tank The entire job only takes about a hour when you are prepared with the proper materials and tools Make sure to dispose of old fluid according to federal state and fluid manufacturer s requirements Items Needed Oty Safety Wear See Hazards on Page 71 New 11 1 Quarts Empty 5 Gallon Bucket w Lid 2 Phillips Screwdriver 2 5 1 Wrench eruat 1 Disposable Shop As Needed Hose or Tubing x 60 Optional 1 Piece Magnets Optional As Many As Desired To change the coolant 1 Position the coolant nozzle over the back of the back splash so that it is pointing behind the lathe 2 Place the 5 gallon bucket behind the lathe and under the coolant nozzle If you are using the optional hose connect it to the nozzle and place it in the bucket Otherwise you may need to have another person hold the bucket up to the nozzle to prevent coola
94. er centerline see Page 40 Chuck jaws will 1 Chips lodged in the jaws or scroll Remove jaws clean and lubricate scroll plate then not move or do not plate replace jaws move easily Carriage will not Gears are not all engaged 1 Adjust gear levers feed or is hard to Loose screw on the feed handle Tighten Carriage lock is tightened down Check to make sure the carriage lock bolt is fully released Chips have loaded up on bedways Frequently clean away chips that load up during turning operations Bedways are dry and in need of Lubricate bedways and handles lubrication Micrometer stop is interfering Check micrometer stop position and adjust it as necessary see Page 48 Gibs are too tight Loosen gib screw s slightly see Page 75 Gears or shear pin broken Replace gears or shear pin see Page 80 Gear change levers 1 Gears not aligned inside headstock Rotate spindle by hand with light pressure on the will not shift into lever until gear falls into place position 86 South Bend Lathe Co For Machines Mfg Since 5 11 ss ul EC i R Ed 13 Heavy 13 Gearhead Lathe 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 sh
95. etails of the problem you are having Thank you for your business and continued support South Bend Lathe Co southbendlathe com Printed In U S A 514496
96. g the feed range lever to the neutral middle position as illustrated in Figure 24 Neutral High Figure 24 Feed range lever Note During the next step you may need to use the chuck key rock the spindle back and forth while attempting to shift so the gears will mesh If you do this be sure to remove the chuck key afterward Set the spindle speed to 80 RPM as follows a Move the spindle range lever so the arrow on the hub points toward the L low label see Figure 25 Spindle Speed Lever Set to 20 RPM Spindle Range Lever Set to LOW Figure 25 Spindle speed set to 80 RPM b Move the spindle speed lever so that the 80 on its hub is also pointing at the L label Note You will hear a distinct click when the spindle speed lever is in the correct position South Bend Lathe Co 27 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 8 Turn the master power switch on the electrical cabinet to the ON position 9 Reset the STOP button by twisting it clockwise until it pops out The power lamp on the control panel should illuminate 10 To ensure the carriage components do not unexpectedly move during the following steps disengage the half nut lever and feed selection lever see Figure 26 Half Nut Lever Cross Slide ANN Disengaged C Carriage Halfnut Lever Feed Control Lever Engaged Disengag
97. gainst the workpiece or it may become difficult to remove later Also over tightening will result in excessive friction and heat which may damage the workpiece or center Figure 52 Example photo of workpiece mounted between the centers South Bend Lathe Co 43 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 4 Loosen the clamp knob that secures the two Steady Rest halves of the steady rest and open the top portion as shown in Figure 54 The steady rest supports long shafts and can be mounted anywhere along the length of the bedway Familiarize yourself with the steady rest components shown in Figure 53 to better understand its operation Finger Adjustment Knob Finger Figure 54 Workpiece mounted in the steady rest 9 Roller J 5 Loosen the three leaf screws so the finger S 4 Hex Nut roller positions can be adjusted 6 Use the finger adjustment knobs to position Figure 53 Steady rest components the bottom two finger rollers against the workpiece as shown in the example of To install and use the steady rest Figure 54 1 DISCONNECT LATHE FROM POWER 7 Close the steady rest then use the finger adjustment knobs to adjust all three finger rollers so that they just touch the workpiece without causing deflection 2 Thoroughly clean all mating surfaces then place the steady rest base on the bedwa
98. h Bend Lathe Co 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 757 758 704 ae A 725 lt MN 760 72 c9 lt 725 110 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Saddle Top View Parts Lis REF PART DESCRIPTION REF PART DESCRIPTION 701 PSB10490701 GIB ADJUSTMENT SCREW 728 STEEL BALL 1 4 702 723 PSBI0490729 708 720 704 75 258104907 705 752 706 755 B10490733 GRADUATED DIAL 707 7847981040075 708 PSB10490708 THRUST BEARING NTB AS2 1226 755 ANDWHEEL END CAP 12 1 75 708 756 7o 757 _ 5 7 7 726 _ PSBIO490736 712 759 490759 FRONT GIB SUPPORT TBA 740 _ PS610480740 713 PSBIO490713A 751 PSB10490751 _ ONE SHOT OILER ASSEMBLY 74 754 75 755 716 6 COOLANT NOZZLE 3 8 PT X 24 756 PSS28M SET SCREW M6 1X 30 77 P6104007 757 rososs0ne 765 HEUT MOAS 79 E 759 720 B10490720__ STRAIGHT WAY WIPER 760 721 B10490721 STRAIGHT WIPER PLATE 761 POGM 722 10490722 OIL CAP 5 4 762 2 725 797049072 765 72 764 PCAN 725 766 726 767_ 727 765 111 South Bend Lathe Co 13 Heavy 13 Gearhead
99. handling chucks to reduce this risk Protect your hands and the precision ground ways by using a chuck cradle or piece of plywood over the ways of the lathe when servicing chucks Use lifting devices when necessary Clearing Chips Metal chips can easily cut bare skin even through a piece of cloth Avoid clearing chips by hand or with a rag Use a brush or vacuum to clear metal chips Stopping Spindle by Hand Stopping the spindle by putting your hand on the workpiece or chuck creates an extreme risk of entanglement impact crushing friction or cutting hazards Never attempt to slow or stop the lathe spindle with your hand Allow the spindle to come to a stop on its own or use the brake Crashes Aggressively driving the cutting tool or other lathe components into the chuck may cause an explosion of metal fragments which can result in severe impact injuries and major damage to the lathe Reduce this risk by releasing automatic feeds after use not leaving lathe unattended during operation and checking clearances before starting the lathe Make sure no part of the tool tool holder compound rest cross slide or carriage will contact the chuck during operation Coolant Safety Coolant is a very poisonous biohazard that can cause personal injury from skin contact alone especially when it gets old or has been well used Incorrectly positioned coolant nozzles can splash on the operator or the floor resulting in skin ex
100. he bottom drawer when accessing the drawers All hardware is brass including the heavy duty side handles Weighs 65 lbs Figure 98 SB1251 Machinist s Oak Tool Box South Bend Lathe Co 63 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Maintenance Schedule AWARNING Always disconnect power to the machine before performing maintenance Failure to do this may result in electrocution or accidental startup injury For optimum performance from this machine this maintenance schedule must be strictly followed We strongly recommend all operators make a habit of following the daily maintenance procedures Use the chart provided on Page 65 to ensure this is done Ongoing The condition of machine components should be carefully observed at all times to minimize the risk of injury or machine damage If any of the conditions below are observed stop the lathe immediately disconnect power and correct the condition before resuming operations Loose mounting bolts or fasteners Worn frayed cracked or damaged wires Guards removed STOP button not working correctly or not requiring you to reset it before starting the machine again A reduction in braking speed or efficiency Oil level not visible in the sight glasses Coolant not flowing out Damaged or malfunctioning components Daily Before Operations Check add headstock oil Page 66 Check add gearbox oil Page 67
101. he saddle gib adjustment screw on the tailstock side see Figure 119 Figure 119 Carriage lock clamp Note Before adjusting the tailstock gib loosen the clamping hex bolts underneath both ends of the tailstock see Figure 120 to release the clamping pressure between the upper and lower castings Test the gib adjustment by using the offset adjustment screws When you are satisfied with the setting retighten the clamping hex bolts Offset Adjustment Screw 1 of 2 Ni 2 Figure 120 Tailstock gib adjustment controls Clamping Scr w 1 of 2 9 76 South Bend Lathe Co For Machines Mfg Since 5 11 SERVICE 13 Heavy 13 Gearhead Lathe Half Nut Adjustment V Belts The clamping pressure of the half nut is fully V belts stretch and wear with use so check the adjustable with a gib that can be loosened or tension on a monthly basis to ensure optimal tightened by two set screws Use this procedure power transmission Replace all of the V belts to adjust the half nut if it becomes loose from as a matched set if any of them show signs of wear or it is too tight for your preferences A glazing fraying or cracking half nut that is too loose will make it difficult to produce accurate work half nut that is too Tools Needed Oty tight will increase the rate of wear on itself and Phillips Screwdriver 2 Lise urne 1 the leadscrew Open En
102. he tailstock quill to securely mount the workpiece between centers Avoid overtightening the center against the workpiece or it may become difficult to remove later and it will result in excessive friction and heat which may damage the workpiece and center Removing Center from Tailstock To remove the center from the quill hold onto it with a gloved hand or shop rag then rotate the quill handwheel counterclockwise to draw the quill back into the casting until the center releases If the center does not come loose by retracting the quill extend the quill to expose the slot shown in Figure 51 then use a drift key to remove the center A Drift Key Slot Figure 51 Drift key slot in the side of the quill Mounting Workpiece Between Centers 1 DISCONNECT LATHE FROM POWER 2 Drill center holes in both ends of the workpiece 3 Install a dead center in the spindle with a lathe dog and a chuck or faceplate then install a live center or carbide tipped dead center in the tailstock 4 Lubricate the workpiece center holes then mount the workpiece between the centers and hold it in place with light pressure from the tailstock center 5 Seatthe center firmly into the quill by rotating the quill handwheel clockwise to apply pressure against the workpiece see the example in Figure 52 Only apply enough pressure to securely mount the workpiece between centers Avoid over tightening the center a
103. her unpainted and machined surfaces should be wiped down daily to keep them rust free and in top condition This includes any surface that is vulnerable to rust if left unprotected especially any parts that are exposed to water soluble coolant Typically a thin film of oil is all that is necessary for protection 64 South Bend Lathe Co 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 qnog INOA ooueuojureut se dooy Y osn oSed sry jo 01 9 9 095 OFET FEL 098 38100 edueq eorA1os enuue 9A uoudy enuue 153 IPA utege 0 pasu IL Nod uouA pue oorAJos enuue INOA 158 nod Udy Jo YILI dooy suroj1 ooragos 1193 osn YPM u93jo 99u enuuy suro31 ooueuojureuir oq sornb e se pusg u3nog popngour 193sod ooueuojureur JY os JEY uo WIP Jey JOU sr ooueuojureur no pospoe q st ou JI jsi OY uo YILI Ld 91 VIPUL JNO 5040 ou3e pusg u3nog
104. ightening the set screws shown in Figure 113 When these screws are adjusted against the leadscrew nut they offset part of the nut to remove play between the nut and leadscrew Set Screws Figure 113 Compound rest backlash adjustment set screws To adjust the backlash rock the handwheel back and forth and tighten the screws slowly until the backlash is approximately 0 002 0 003 as indicated on the graduated dial If you end up adjusting the nut too tight loosen the set screws tap the compound rest a few times with a rubber or wooden mallet and turn the handwheel slowly back and forth until it moves freely then try again Cross Slide Tools Needed Oty Hex Wrench 8mm eee eene 1 Hex Wrench 5mm 1 The cross slide backlash is adjusted by loosening all four cap screws shown in Figure 114 then tightening the center set screw This will push down on a wedge and force the leadscrew nut apart taking up lash between the nut and leadscrew Cap Screws Figure 114 Cross slide backlash adjustment screws To adjust the backlash remove the compound rest and loosen the four cap screws Then rock the cross slide handwheel back and forth and tighten the set screw slowly until the backlash is at approximately 0 002 0 003 as indicated on the graduated dial If you end up adjusting the nut too tight loosen the set screw tap the cross slide a few t
105. imes with a rubber or wooden mallet and turn the handwheel slowly back and forth until the handle turns freely then try again Remember to re tighten the four cap screws when you are finished 74 South Bend Lathe Co For Machines Mfg Since 5 11 SERVICE 13 Heavy 13 Gearhead Lathe Leadscrew End Play Gib Adjustment Adj ustment The goal of adjusting the gib screws is to remove sloppiness or play from the ways without over After a long period of time you may find that adjusting them to the point where they become the leadscrew develops a small amount of end stiff and difficult to move play This end play can be removed with an easy adjustment In general loose gibs cause poor finishes and tool chatter however over tightened gibs cause Tools Needed Qty premature wear and make it difficult to turn the Hex Wrench 3MM sore e br deett 1 handwheels Wrench 24MIN assesseer uron ieit deunen Edenia Eia 1 Important Before adjusting the gibs loosen the To remove leadscrew end play locks for the device so that the gibs can freely 1 DISCONNECT LATHE FROM POWER slide during adjustment then lubricate the ways The gibs are tapered and held in position by a screw at each end To adjust the gib turn one screw 1 4 turn clockwise and the other screw 1 4 turn counterclockwise so both screws move in the same direction and the same amount Test End Nut the feel of the sliding component by turning amp Se
106. inimum Gauge Size 12 AWG Maximum Length Shorter is Better 50 ft 18 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Unpacking This item was carefully packaged to prevent damage during transport If you discover any damage please immediately call Customer Service at 360 734 1540 for advice You may need to file a freight claim so save the containers and all packing materials for possible inspection by the carrier or its agent Inventory Main Inventory 1 Figure 10 Oty A Steady Rest Assembly Installed 1 B 10 Faceplate w D1 5 Camlock Stud Set 1 8 4 Jaw Chuck w Combo Jaws SB1226 1 D 3 Jaw Chuck Key eee 1 E 4 Jaw Chuck Key eese 1 F Follow Rest Assembly Installed 1 Tool Box Inventory Figure 11 Oty G Tool BUX 1 Open End Wrench 22 24mm 1 Open End Wrench 14 17mm 1 J Open End Wrench 10 12 1 K Phillips Screwdriver 42 ieu eerte 1 L Standard Screwdriver 2 1 M Hex Wrench 8mm eee 1 N Tapered Spindle Sleeve MT 5 8 1 Dead Center MT33 8 ses 1 P Carbide Tipped Dead Center 8 1 Q Camlock Key 01 5
107. ive will wipe off easily Note To clean off thick coats of rust preventative on flat surfaces such as beds or tables use a PLASTIC paint scraper to scrape off the majority of the coating before wiping it off with your rag Do not use a metal scraper or it may scratch the surface 4 Repeat Steps 2 3 as necessary until clean then coat all unpainted surfaces with a quality metal protectant or light oil to prevent rust NOTICE Remove the end gear cover and end gears and use a stiff brush with mineral spirits to clean the rust preventative from the gears and shafts DO NOT get any cleaner or rust preventative on the V belts as it could damage them or make them slip during operations If the belts do become contaminated replace them 20 South Bend Lathe Co For Machines Mfg Since 5 11 PREPARATION 13 Heavy 13 Gearhead Lathe Location Weight Load Refer to the Machine Specifications for the Physical Environment weight of your machine Make sure that the The physical environment where your machine surface upon which the machine is placed will is operated is important for safe operation and bear the weight of the machine additional longevity of parts For best results operate this equipment that may be installed on the machine machine in a dry environment that is free from and the heaviest workpiece that will be used excessive moisture hazardous or flammable Additionally consider the weight of the operat
108. knob out for two or three seconds and then push it in The pump draws oil from the apron reservoir and then forces it through drilled passages to the way guides Repeat this process while moving the carriage and cross slide through their full range of movement to distribute oil along the ways Lubricate the ways before and after operating the lathe If the lathe is in a moist or dirty environment increase the lubrication interval Check the apron oil level through the sight glass before using the one shot oiler Figure 105 Location of one shot oiler on the apron Longitudinal Leadscrew Oil Type Mobil Vactra 2 or ISO 68 Equivalent OL Amount d tee pede o dk dead As Needed Lubrication Frequency 5 2 2 o ortas Daily Before lubricating the leadscrew clean it first with mineral spirits A stiff brush works well to help clean out the threads Make sure to move the carriage out of the way so you can clean the entire length of the leadscrew Apply a thin coat of oil along the length of the leadscrew Use a stiff brush to make sure the oil is applied evenly and down into the threads Note In some environments abrasive material can become caught in the leadscrew lubricant and drawn into the half nut In this case lubricate the leadscrew with a quality dry lubricant 68 South Bend Lathe Co For Machines Mfg Since 5 11 EY 3 N EY N 13 Heavy 13 Gearh
109. lant System Service 71 Wo vi REIR ERE 71 Adding 72 Changing Coolant sssr seinnaa 72 Machine Storage seen 73 SERVICE ze M 74 Backlash Adjustment eene 74 Compound 74 Cross Slide 55 ness Pr RO PES 74 Leadscrew End Play Adjustment 75 Gib 4 75 Half Nut Adjustment eese 77 blo Brake amp 78 Leadscrew Shear Pin Replacement 80 Gap Insert Removal amp Installation 82 Gap Removal iiis ii eer e PEE 82 Gap Installation v retten as 83 TROUBLESHOOTING e eee e eene eee e eoe 84 BEG PRG Bl o 87 Electrical Safety Instructions 87 Wiring 88 Component Location Index 89 Electrical Cabinet Wiring esee 90 Electrical Box eese 91 Spindle Motor eese 92 Coolant Pump Motor 92 Control Panel Wiring eese 93 Spindle 93 Additional Component Wiring
110. lectrical Min 30 Cabinet for Maintenance NES Keep Workpiece Loading rea Unobstructed P lt 79 581049 90 SB1050 Drawing Not To Scale Figure 12 Space required for full range of movement South Bend Lathe Co 21 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 Lifting amp Moving AWARNING This machine and its parts are heavy Serious personal injury may occur if safe moving methods are not used To reduce the risk of a lifting or dropping injury ask others for help and use power equipment and guide rods Do not attempt to lift or move this lathe without using the proper lifting equipment such as forklift or crane or the necessary assistance from other people Each piece of lifting equipment must be rated for at least 25 more than the shipping weight of your lathe to support dynamic loads that may be applied while lifting Refer to Things You ll Need on Page 16 for details To lift and move the lathe 1 Remove the shipping crate top and sides then remove the small components from the shipping pallet 2 Move the lathe to its prepared location while it is still attached to the shipping pallet Unbolt the lathe from the shipping pallet 4 To balance the load for lifting move the tailstock and carriage to the extreme right end of the bedway then lock them in place Note Before attempting to move th
111. lts use a precision level that is at least 12 long and sensitive enough to show a distinct movement when a 0 003 shim approximately the thickness of one sheet of standard newspaper is placed under one end of the level See the figure below for an example of a high precision level Figure 16 Example of a precision level South Bend Lathe Co 23 13 Heavy 13 Gearhead Lathe PREPARATION For Machines Mfg Since 5 11 To level the machine use a precision level to make sure the bedways are level from side to side and from front to back If using the included leveling pads see Figure 17 place them under the six leveling jack bolt locations then adjust the bolts to level the lathe Figure 17 Leveling pads and screws If using mounting hardware that does not allow for adjustment level the lathe by placing metal shims between the lathe base and the floor before bolting it down Bolting to Concrete Floors Lag screws and anchors or anchor studs below are two popular methods for bolting machinery to a concrete floor We suggest you research the many options and methods for mounting your machine and choose the best one for your specific application Anchor Stud Lag Screw and Anchor niei mim enu 7 La 111105 9 1 Figure 18 Common types of fasteners for bolting machinery to concrete floors N
112. lways use a lifting support or protective device to reduce this risk when installing or removing a chuck SMALL LIGHTWEIGHT CHUCKS Plywood Protection Plate for Chucks Installed by Hand Plywood amp 2x4 Chuck Cradle Plywood Chuck Crad Straight Cuts Fabricated Steel Lifting Hook Pre Threaded Hole for Lifting Eye y Figure 28 Examples of common devices used during chuck installation and removal 32 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Chuck Installation To ensure accurate work it is extremely important to make sure the spindle nose and chuck mating surfaces tapers are clean Even a small amount of lint or debris can affect accuracy The chuck is properly installed when all camlocks are tight the spindle and chuck tapers firmly lock together and the back of chuck is firmly seated against the face of the spindle all the way around without any gaps To install the chuck 1 DISCONNECT LATHE FROM POWER 2 Use an appropriate lifting support or protective device to protect the ways and support the chuck during the installation process 3 Clean and lightly oil the camlock studs then thoroughly clean the mating surfaces of the spindle and chuck 4 Install the chuck by inserting the camlock studs straight into the spindle cam holes Important Avoid inserting the studs by pivoting them in from an
113. m Spindles esisi 42 Circuit Requirements eese 17 d ibaa trae 42 quirements cinis Ei c 18 Mounting Center in Tailstock 42 g Requirements Extension Cords 18 ps Inpapbt mig aco 19 Mounting Workpiece Bepween loventor 19 Steady Clssnine amp Protecting 20 Follow Rest 45 Precinct 21 Carriage amp Slide Locks eese p 21 Compound Rest eese 46 Electrical Installation 21 Hour W 0 2p pud me TP 21 Align ne Tool with Space Allocation eeeseeeennne ee 21 Adjustable Feed Stop 22 Micrometer Stop ccccccsseccesccseceeeeeeeeseeeseeeseee 48 Leveling db Mountdtiso s oss esse 23 Manual CGO 49 pus epe URP Edita 23 Carriage a 49 Bolos to Concrete 24 Cross Slide Handwheel ccccccecseeseeeeeeeees 49 24 Compound Pe ieaiai AS 24 Spindle 49 Coolant 25 id
114. mp load troubleshoot and repair cause of overload replace weak breaker find repair electrical short Replace fuse determine if overload is due to heavy operation ensure power source has high enough voltage and power cord is correctly sized Verify electrical box door chuck guard spindle and brake switches are not engaged Turn the thermal relay cut out dial to increase working amps and push the reset pin Replace if tripped multiple times weak relay Correct motor wiring connections Test all switches and replace as necessary Test for power on all legs and contactor operation Replace unit if faulty Check for broken wires or disconnected corroded connections and repair replace as necessary Test repair replace Inspect keys and set screws Replace or tighten if necessary Tighten fan shim cover or replace items Decrease depth of cut or feed rate Refer to the feeds and speeds charts in Machinery s Handbook or a speeds and feeds calculator on the internet Sharpen or replace the cutting tool 84 South Bend Lathe Co For Machines Mfg Since 5 11 TROUBLESHOOTING 13 Heavy 13 Gearhead Lathe Symptom Entire machine vibrates upon startup and while running Bad surface finish Tapered tool difficult to remove from tailstock quill Cross slide compound or carriage feed has sloppy operation Cross slide compound or carriage feed handwheel is hard to move
115. nge that oil until after the test run and spindle break in procedures Adding Coolant Add the coolant of your choice now For detailed instructions on where the coolant tank is located and how to add fluid refer to Coolant System Service on Page 71 Power Connection AWARNING Electrocution or fire may occur if machine is ungrounded incorrectly connected to power or connected to an undersized circuit Use an electrician or a qualified service personnel to ensure a safe power connection Once your machine is set up and assembled as previously described in this manual it is ready to be connected to the power source Note About Extension Cords Using an incorrectly sized extension cord may decrease the life of electrical components on your machine Refer to Extension Cords on Page 18 for more information To connect the power cord to the lathe 1 sure the master power switch is turned to the OFF position then open the electrical cabinet door 2 Thread the power cord through the strain relief and up to the master power switch shown in Figure 20 Figure 20 Location to connect power inside main electrical cabinet 3 Connect the incoming hot wires to the upper master power switch terminals as illustrated in Figure 21 Master Power Switch Figure 21 Power connection at master power switch 4 Connect the incoming ground wire to the
116. nt from splashing out 3 Turn the coolant pump ON and pump the old fluid out of the reservoir Turn the pump OFF immediately after the fluid stops NOTICE Running the coolant pump without adequate fluid in the tank may permanently damage it which will not be covered under warranty 4 DISCONNECT LATHE FROM POWER 5 Remove the vented access cover from the rear of the right stand then slide the tank out 6 enable the remaining fluid to be poured out in the next step disconnect the fluid hose from the pump see Figure 112 Note The electrical conduit was purposely left long so the tank can be removed and dumped out without disconnecting the wires from the pump 7 Pourthe remaining coolant into the 5 gallon bucket and close the lid 8 Clean all the sludge out of the bottom of the tank and then flush it clean Use the second bucket to hold the waste and make sure to seal the lid closed when done Dispose of the old coolant and swarf according to federal state and fluid manufacturer s requirements 72 South Bend Lathe Co For Machines Mfg Since 5 11 EY EY N 13 Heavy 13 Gearhead Lathe 9 Tip 10 11 12 13 14 Slide the tank partially into the base and re connect the fluid hose Leave one or more magnets at the bottom of the tank to collect metal chips and make cleanup easier next time This will also help keep small me
117. o 53 13 Heavy 13 Gearhead Lathe OPERATION For Machines Mfg Since 5 11 Note In the next step use the chuck key to rock the spindle back and forth to help mesh the gears as you make adjustments 4 Position the controls as directed by the configuration string as follows see Figure 72 L Move the feed range lever to the low Low position C Point the left quick change gearbox lever to the C S Move the middle quick change gearbox lever to the S 8 Position the bottom gearbox lever in the 8 slot W Point the right gearbox lever to the W 7 wm Orie m 2e Fox 2 Hw SS Um 18 007 LCS8W Figure 72 Power feed controls positioned for 0 18 mm rev The lathe is now set up for a power feed rate of 0 18mm per spindle revolution End Gears The end gears can be setup for the standard or alternate configuration depending upon the type of operation to be performed The lathe is shipped with the end gears in the standard configuration Standard End Gear Configuration Use the standard end gear configuration for inch threading metric threading and all general feed operations In this configuration the end gears are installed as follows the 24T end gear is installed in the top position the 44T 56T transposing gears in the middle position and the 57T end gear in the bottom position as shown in Figure 73 In this configuration the 56
118. o Coolant System Service on Page 71 panel uptucndhe pup ON for detailed instructions on how to add or change fluid Check the coolant regularly and promptly change it when it becomes overly dirty or rancid or as recommended by the fluid manufacturer Adjust the flow of coolant by using the valve lever near the base of the nozzle hose Important Promptly clean any splashed fluid from the floor to avoid a slipping hazard Water Synthetic Sulferized Mineral Workpiece Soluble Coolants Oil oll Aluminum Cast iron Low Carbon Steel Alloy Metals Stainless Steel General Note Coolants are used for heavy duty lathe operations and production turning Oil water emulsions and synthetic cutting fluids are the most common for typical lathe operations Sulferized oils often are used for threading For small projects spot lubrications can be done with an oil can or brush or omitted completely Figure 88 Coolant selection table 60 South Bend Lathe Co For Machines Mfg Since 5 11 ACC ESSORIES 13 Heavy 13 Gearhead Lathe Accessories This section includes the most common accessories available for your lathe which may be available through your local South Bend Lathe Co dealer If you do not have a dealer in your area please call us at 360 734 1540 or email us at cs southbendlathe com SB1279 10 Pc Precision 5 Collet Set Set of 10 collets sized from 34 Same quality as the individual
119. onnect the equipment grounding wire to a live current carrying terminal Check with an electrician or qualified service personnel if you do not understand these grounding requirements or if you are in doubt about whether the machine is properly grounded If you ever notice that a cord is damaged or worn disconnect it from power and immediately replace it with a new one The power cord and plug specified under Circuit Requirements section on the previous page has an equipment grounding wire and a grounding prong The plug must only be inserted into a matching receptacle outlet that is properly installed and grounded in accordance with all local codes and ordinances see Figure 9 GROUNDED L6 30 LOCKING RECEPTACLE Grounding Prong is Hooked L6 30 LOCKING PLUG Current Carrying Prongs Figure 9 Typical NEMA L6 30 plug and receptacle Extension Cords We do not recommend using an extension cord with this machine If you must use an extension cord only use it if absolutely necessary and only on a temporary basis Extension cords cause voltage drop which may damage electrical components and shorten motor life Voltage drop increases as the extension cord size gets longer and the gauge size get smaller higher gauge numbers indicate smaller sizes Any extension cord used with this machine must contain a ground wire match the required plug and receptacle and meet the following requirements M
120. or chemicals airborne abrasives or extreme and any dynamic loading that may occur when conditions Extreme conditions for this type operating the machine of machinery are generally those where the ambient temperature is outside the range of 41 Space Allocation 104 F the relative humidity is outside the range of 20 95 non condensing or the environment is subject to vibration shocks or bumps Consider the largest size of workpiece that will be processed through this machine and provide enough space around the machine for adequate operator material handling or the installation Electrical Installation of auxiliary equipment With permanent Place this machine near an existing power source Installations leave enough space around that meets the minimum circuit requirements the machine to open or remove doors covers Make sure all power cords are protected from as required by the maintenance and service traffic material handling moisture chemicals described in this manual or other hazards Leave access to disconnect the power source or engage a lockout tagout device AUTI Children or untrained Lighting people may be seriously Lighting around the machine must be adequate injured by this machine enough that operations can be performed Install machine in an safely Shadows glare or strobe effects that access restricted location may distract or impede the operator must be eliminated E
121. or equipment will not be held liable for injury or property damage from negligence improper training machine modifications or misuse Failure to read understand and follow the manual and safety labels may result in serious personal injury including amputation broken bones electrocution or death The signals used in this manual to identify hazard levels are as follows harm WILL occur AWARNING harm COULD occur Death or catastrophic Death or catastrophic Moderate injury or fire MAY occur CAUTIO NOTICE Machine or property damage may occur Basic Machine Safety Owner s Manual All machinery and machining equipment presents serious injury hazards to untrained users To reduce the risk of injury anyone who uses THIS item MUST read and understand this entire manual before starting Personal Protective Equipment Operating or servicing this item may expose the user to flying debris dust smoke dangerous chemicals or loud noises These hazards can result in eye injury blindness long term respiratory damage poisoning cancer reproductive harm or hearing loss Reduce your risks from these hazards by wearing approved eye protection respirator gloves or hearing protection Trained Supervised Operators Only Untrained users can seriously injure themselves or bystanders Only allow trained and properly supervised personnel to operate this item Make sure safe operation instr
122. ortant of machine tools and from it all other machine tools have been developed It was the lathe that made possible the building of the steamboat the locomotive the electric motor the automobile and all kinds of machinery used in industry Without the lathe our great industrial progress of the last century would have been impossible How To Run a Lathe 15th Edition South Bend Lathe The lathe represented in this manual is a modern day version of the screw cutting lathes that trace their roots back to the 1700 s which were themselves technological improvements of the bow lathe that can be traced back thousands of years to the ancient Egyptians Now almost 300 years later these modern screw cutting lathes are not just a piece of refined machinery but a culmination of human ingenuity and knowledge embodied into the design and synergy of thousands of interworking parts some of which represent the life s work and dreams of many inventors mechanical engineers and world class machinists including the likes of Leonardo da Vinci Henry Maudsley and the founders of South Bend Lathe John and Miles O Brien And now the torch is passed to you to take the oldest and most important type of machine tool and carry on the tradition As the operator of a South Bend Lathe you now join the ranks of some very famous and important customers such as Henry Ford who used the machines he purchased to help him change the world Cap
123. ose This type of spindle uses camlocks that are adjusted with a chuck key to securely mount a chuck or faceplate with repeatable precision and ease AWARNING Never use spindle speeds faster than the chuck RPM rating or the safe limits of your workpiece Excessive spindle speeds greatly increase the risk of the workpiece or chuck being thrown from the machine with deadly force This lathe ships with the 3 jaw chuck installed This is a scroll type chuck where all three jaws move in unison when the chuck key is used The included 4 jaw chuck features independent jaws which are used for square or unevenly shaped stock and to mount work that needs to be adjusted to near zero total indicated runout If neither chuck can hold your workpiece the cast iron faceplate has slots for T bolts that hold standard or custom clamping hardware With the correct clamping hardware a faceplate offers a wide range of uses including machining non concentric workpieces straight turning between centers off center turning and boring Installation amp Removal Devices Because chucks are heavy and often awkward to hold some kind of lifting support or protective device should be used during installation or removal The weight and size of the chuck will determine the appropriate device to use refer to the following figure for examples AWARNING A dropped chuck can cause amputation serious crushing injuries or property damage A
124. ough room to remove the shear pin move the shroud washer away from the shear pin and against the retaining ring as shown in Figure 130 80 South Bend Lathe Co For Machines Mfg Since 5 11 SERVICE 13 Heavy 13 Gearhead Lathe 6 Use the magnet to remove the shear pin head then rotate the lathe spindle to line Shear Pin up the inner and outer bores as shown in Figure 131 Next use the magnet to remove the other half of the broken shear pin when it becomes visible Inner Bore Figure 132 New shear pin installed in bore 9 With the pin completely seated in the bore and the head flush with the leadscrew shoulder slide the shroud washer against the shoulder then rotate the washer 180 to completely cover the head of the shear pin as shown in Figure 133 Figure 131 Shear pin bores aligned 7 Insert the blow gun tip into the shear pin hole blow out the hole with compressed air then put a drop of oil in the hole 8 Insert the new shear pin into the bore as shown in Figure 132 Note If the pin does not freely slide into the bore DO NOT use a hammer on the pin or you may permanently damage the shear mechanism and bore which would make it nearly impossible to remove and install a new shear pin later Instead take the time to carefully line up Figure 133 Shroud washer positioning the two bores You may need to file a slight chamfer on the en
125. oves the carriage left or right along the bed It has a graduated dial with 0 01 increments and one full revolution moves the carriage 0 80 Pull the handwheel out to disengage it during power feed operations this will prevent entanglement hazards Cross Slide Handwheel The cross slide handwheel moves the tool toward and away from the work Adjust the position of the graduated scale by holding the handwheel with one hand and turning the dial with the other The cross slide handwheel has a direct read graduated dial which means that the distance on the dial reflects the amount removed from the diameter of the workpiece The dial has 0 001 0 02mm increments and one full revolution moves the slide 0 100 5 08mm Rotate the dial collar 180 to read in metric units Compound Rest Handwheel The compound rest handwheel moves the cutting tool linearly along the set angle of the compound rest The compound rest angle is set by hand rotating it and securing in place with two hex nuts The compound rest has an indirect read graduated dial with 0 001 0 02mm increments One full revolution of the handwheel moves the slide 0 100 2 54mm Rotate the dial collar 180 to read in metric units Spindle Speed Using the correct spindle speed is important for safe and satisfactory results as well as maximizing tool life To set the spindle speed for your operation you will need to 1 Determine the best spindle speed for
126. own in this section call Technical Support at 360 734 1540 for assistance BEFORE making any changes to the wiring on your machine Shock Hazard It is extremely dangerous to perform electrical or wiring tasks while the machine is connected to the power source Touching electrified parts will result in personal injury including but not limited to severe burns electrocution or death For your own safety disconnect machine from the power source before servicing electrical components or performing any wiring tasks Wire Connections connections must be tight to prevent wires from loosening during machine operation Double check all wires disconnected or connected during any wiring task to ensure tight connections Modifications Using aftermarket parts or modifying the wiring beyond what is shown in the diagram may lead to unpredictable results including serious injury or fire Motor Wiring The motor wiring shown in these diagrams is current at the time of printing but it may not match your machine Always use the wiring diagram inside the motor junction box Circuit Requirements Connecting the machine to an improperly sized circuit will greatly increase the risk of fire To minimize this risk only connect the machine to a power circuit that meets the minimum requirements given in this manual Capacitors Inverters Some capacitors and power inverters store an electrical charge for up to 10 minutes after being disconnect
127. perate it until you have resolved the problem A Troubleshooting section is provided starting on Page 84 to assist you with solutions if a problem occurs or if the lathe does not function as described in this section If you need additional help after reviewing the troubleshooting section or you are not confident troubleshooting the machine on your own contact our Tech Support at 360 734 1540 To test run your machine 1 Make sure the master power switch see Figure 22 on the rear of the machine is turned OFF Main Power Switch Figure 22 Location of the master power switch 2 Read and follow the safety instructions at the beginning of the manual take all required safety precautions and make sure all previous preparation steps discussed in this manual have been followed and completed 26 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe 3 Clear away all tools and objects used during assembly lubrication and preparation Make sure that the chuck and jaws if installed are secure refer to Chuck and Faceplate Mounting on Page 32 Note If a chuck is not installed on the lathe you do not need to install one for this test Push the STOP button on the control panel see Figure 23 and point the coolant nozzle into the chip pan Figure 23 Control panel Disengage the quick change gearbox by movin
128. ponents 6 Move the brake band to the right one hole and re install the pedal stop tightening the cap screw until it is just snug Note If installing a new brake band install the cap screw so there is one hole to the left for future brake adjustment 7 Firmly push the pedal lever to the right until it stops and the brake band is fully clamped around the brake hub 8 the pedal stop into position so there is approximately a 25mm gap between the pedal lever and the stop see Figure 126 then firmly tighten the pedal stop cap screw Figure 126 Brake pedal travel adjustment 9 Locate the brake switch shown in Figure 127 Figure 127 Brake switch and pedal cam 10 Push the pedal lever down to verify that the cam lobe pushes the brake switch plunger in When pushed in the switch should click If the switch does not click loosen the switch mounting screws push the brake pedal all the way down and move the switch closer to the lobe until it clicks Secure the switch in place at this location Note In the released position there should be an approximate 3mm gap between the switch plunger and the cam lobe 11 Re install the motor access panel connect the lathe to power then test the brake pedal If you are not satisfied with the brake performance repeat this procedure until you are South Bend Lathe Co 79 13 Heavy 13 Gearhead Lathe SERVICE For Machines Mfg
129. posure or a slipping hazard To decrease your risk change coolant regularly and position the nozzle where it will not splash or end up on the floor Tool Selection Cutting with an incorrect or dull tool increases the risk of accidental injury due to the extra force required for the operation which increases the risk of breaking or dislodging components that can cause small shards of metal to become dangerous projectiles Always select the right cutter for the job and make sure it is sharp Using a correct sharp tool decreases strain and provides a better finish 14 South Bend Lathe Co For Machines Mfg Since 5 11 ne 13 Heavy 13 Gearhead Lathe Additional Chuck Safety Entanglement Entanglement with a rotating Chuck Capacity Avoid exceeding the capacity chuck can lead to death amputation broken bones or other serious injury Never attempt to slow or stop the lathe chuck by hand and always roll up long sleeves tie back long hair and remove any jewelry or loose apparel BEFORE operating Chuck Speed Rating Excessive spindle speeds greatly increase the risk of the workpiece or chuck being thrown from the machine with deadly force Never use spindle speeds faster than the chuck RPM rating or the safe limits of your workpiece Using Correct Equipment Many workpieces can only be safely turned in a lathe if additional support equipment such as a tailstock or steady rest is used If the opera
130. precisely position the stop The micrometer stop is only designed to be used when feeding the carriage by hand it should not be used as a stop for power feed or threading operations because this lathe is not equipped with an automatic feed clutch NOTICE The carriage stop on this lathe will NOT automatically stop the carriage during power feed or threading operations when the carriage is engaged with the leadscrew Failure to heed this notice could result in the carriage crashing and causing severe machine or property damage Tools Needed Hex Wrench 8mm eee 1 To set the micrometer stop 1 DISCONNECT LATHE FROM POWER 2 Loosen the cap screws shown in Figure 63 then use the carriage handwheel to position the carriage at the desired stopping point NOS Stop Rod Figure 63 Micrometer stop 3 Move the micrometer stop up to the carriage use the graduated dial to fine tune the position then retighten the cap screws loosened in Step 2 4 Verify that tooling will not make contact with the chuck jaws or other components 48 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Manual Feed The handwheels shown in Figure 64 allow the operator to manually move the cutting tool Compound Rest Handwheel aj em Cross L Handwheei Figure 64 Carriage Controls Carriage Handwheel The carriage handwheel m
131. r a spindle speed of 2000 RPM Power Feed Both the carriage and cross slide have power feed capability when the carriage is engaged with the feed rod The rate that these components move feed rate is controlled by the headstock and quick change gearbox lever positions and the end gear configuration Feed rate and spindle speed must be considered together Keep in mind that the feed rate is expressed in the amount of travel per revolution of the spindle The sources you use to determine the optimum spindle speed for an operation will also provide the optimal feed rate to use with that spindle speed Often the experienced machinist will use the feeds and speeds given in their reference charts or web calculators as a starting point then make minor adjustments to the feed rate and sometimes spindle speed to achieve the best results The carriage can alternately be driven by the leadscrew for threading operations However this section only covers the use of the power feed option for the carriage and cross slide components for non threading operations To learn how to power the carriage for threading operations refer to Threading on Page 56 NOTICE Operating the lathe at spindle speeds higher than 350 RPM when the high H gearbox range is selected could result in gearbox damage Always use spindle speeds of 350 RPM or lower when using the high H gearbox range South Bend Lathe Co 51 13 Heavy 13 G
132. rhead Lathe For Machines Mfg Since 5 11 Live Centers A live center has bearings that allow the center tip and the workpiece to rotate together it can be installed in the spindle and the tailstock quill for higher speeds However a live center typically does not provide the same level of rigidity as a dead center and final workpiece accuracy can suffer as a result Mounting Dead Center in Spindle 1 DISCONNECT LATHE FROM POWER 2 Thoroughly clean and dry the tapered mating surfaces of the spindle bore adapter sleeve and the center making sure that no lint or oil remains on the tapers Note This will prevent the tapered surfaces from seizing due to operational pressures which could make it very difficult to remove the center 3 Mount chuck or faceplate onto the spindle whichever is correct for your operation 4 Insert the center into the sleeve then insert the sleeve into the spindle bore through the chuck or faceplate Figure 49 shows an example photo of a dead center installed in the spindle using a lathe dog and faceplate for turning between centers Dead Center Figure 49 Example photo of using a dead center with a faceplate and lathe dog Removing Center from Spindle To remove the sleeve and center from the spindle insert a piece of round bar stock or similar tool through the outboard end on the left side of the headstock Have another person hold
133. rill both ends of one piece of round stock then set it aside for use in Step 5 3 Use the other piece of round stock to make a dead center and turn it to a 60 point as illustrated in Figure 44 Figure 44 Turning a dead center Note As long as this dead center remains in the chuck the point of the center will remain true to the spindle centerline The point will have to be refinished whenever the center is removed and then returned to the chuck 4 Install a center in the tailstock 5 Attach a lathe dog to the test stock from Step 2 then mount it between the centers see Figure 45 for an example Figure 45 Example photo of stock mounted between the centers 6 Turn 0 010 off the stock diameter 7 Mount a test dial indicator so that the plunger is on the tailstock quill 40 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Note If necessary in the following step refer to Offsetting Tailstock on Page 39 for detailed instructions 8 Usecalipers to measure both ends of the workpiece If the test stock is thicker at the tailstock end move the tailstock toward the front of the lathe the distance of the amount of taper see Figure 46 Move the tailetock toward the front of the lathe ve the dietance of the taper Looking down from above Figure 46 Adj
134. ry could occur if you connect the machine to power before completing the setup process DO NOT connect to power until instructed later in this manual Full Load Current Rating The full load current rating is the amperage a machine draws at 100 of the rated output power On machines with multiple motors this is the amperage drawn by the largest motor or sum of all motors and electrical devices that might operate at one time during normal operations SB1049 Full Load Rating 19 5 Amps SB1050 Full Load Rating 19 5 Amps CAUTION For your own safety and protection of property consult an electrician if you are unsure about wiring practices or applicable electrical codes The full load current is not the maximum amount of amps that the machine will draw If the machine is overloaded it will draw additional amps beyond the full load rating If the machine is overloaded for a sufficient length of time damage overheating or fire may result especially if connected to an undersized circuit To reduce the risk of these hazards avoid overloading the machine during operation and make sure it is connected to a power supply circuit that meets the requirements in the following section Circuit Requirements This machine is prewired to operate on a 220V power supply circuit that has a verified ground and meets the following requirements Nominal Voltage 220V 240V
135. settings for metric inch modular and diametral threading Using the controls on the lathe follow along with the example below to better understand how to set up the lathe for the desired threading operation Setting Metric Thread Pitch of 1 75 1 Make sure the end gears are in the standard configuration which is used for all metric threading refer to End Gears on Page 54 for detailed instructions 2 Locate the line in the metric thread chart that lists the setting for 1 75 threads per millimeter as illustrated in Figure 76 LR6Z LS3Y LR7Y LR8Z 1 5 LS6Y 1 75 LS8Y Figure 76 Metric thread chart with 1 75mm highlighted 3 The configuration string of characters to the right of the selected thread pitch LS8Y displays the positions to set the threading controls for a metric thread pitch of 1 75 see Figure 76 4 Position the controls as follows Note Each of the thread charts has a C or V in the header that is to be used for all of the listings in that chart For the C use the left quick change gearbox lever and for the V use the right L Move the feed range lever to the low Low position S Point the middle quick change gearbox lever to the S 8 Position the bottom gearbox lever in the 8 slot Y Point the right gearbox lever to the Y The lathe is now set up to cut 1 75mm threads 56 South Bend Lathe Co For Machines Mfg Since 5 11
136. sitions to accommodate an odd shaped workpiece The chuck will spin out of balance and may throw the workpiece Instead use an independent jaw chuck or a faceplate Insufficient Jaw Clamping Sater Inside Jaw Use Bar Stock Unstable Workpiece Unsafe Jaw Fosition and Foor Scroll Gear Engagement Foor Grip Safer Outside Jaw Use Shallow Bar Stock Unstable Workpiece i Unsafe Inside Safer Outside ewes Jaw Use Shallow Bar Stock Unsafe Jaw Fosition and 7 Foor Scroll Gear Engagement Safer Inside Unsafe Jaw Foeition Jaw Use Cylinder Poor Scroll Gear Engagement Z Figure 34 Jaw selection and workpiece holding 4 Jaw Chuck Refer to the Chuck Installation see Page 33 and Chuck Removal see Page 34 instructions to install or remove the 4 jaw chuck The 4 jaw chuck features independently adjustable hardened steel jaws for holding non concentric or off center workpieces Each jaw can be independently removed from the chuck body and reversed for a wide range of work holding versatility AWARNING Because of the dynamic forces involved in machining a non concentric or off center workpiece always use a low spindle speed to reduce risk of the workpiece coming loose and being thrown from the lathe which could cause death or serious personal injury Mounting Workpiece 1 DISCONNECT LATHE FROM POWER 2 Place a chuck cradle or plywood on the bedway below
137. t Screws TM the handwheel and adjust the gib screws as E necessary to make it tighter or looser 2 Loosen the two set screws in the leadscrew end nut see Figure 115 The gib adjustment process usually requires some trial and error Repeat the adjustment process as necessary until you find the best balance between loose and stiff movement Most machinists find that the ideal gib adjustment is one where a small amount of drag or resistance is present yet the handwheels are still easy to move Figure 115 Leadscrew end nut 3 Engage the half nut with the leadscrew 4 Usethe handwheel to move the carriage slightly toward the tailstock then tighten the end nut at the same time until the end play is removed 5 Retighten both set screws South Bend Lathe Co 75 13 Heavy 13 Gearhead Lathe SERVICE For Machines Mfg Since 5 11 Figures 116 120 show the location of the adjustment screws for each gib on this machine Compound Rest Gib Adjustment Screw Cross Slide x Gib Adjustment Screw 2 Figure 116 Compound and cross slide gib adjustment Screws Saddle Rear Gib Adjustment Screw 1 of 2 Figure 117 One of two rear saddle gib adjustment screws Figure 118 Front saddle gib adjustment screw Note Remove the thread dial body and the carriage lock clamp to access t
138. t could cause severe impact injuries Large or non concentric workpieces must be turned at slow speeds Always use the appropriate feed and speed rates Chuck Key Safety A chuck key left in the chuck can become a deadly projectile when the spindle is started Always remove the chuck key after using it Develop a habit of not taking your hand off of a chuck key unless it is away from the machine Safe Clearances Workpieces that crash into other components on the lathe may throw dangerous projectiles in all directions leading to impact injury and damaged equipment Before starting the spindle make sure the workpiece has adequate clearance by hand rotating it through its entire range of motion Also check the tool and tool post clearance chuck clearance and saddle clearance Long Stock Safety Long stock can whip violently if not properly supported causing serious impact injury and damage to the lathe Reduce this risk by supporting any stock that extends from the chuck headstock more than three times its own diameter Always turn long stock at slow speeds Securing Workpiece An improperly secured workpiece can fly off the lathe spindle with deadly force which can result in a severe impact injury Make sure the workpiece is properly secured in the chuck or faceplate before starting the lathe Chucks Chucks are very heavy and difficult to grasp which can lead to crushed fingers or hands if mishandled Get assistance when
139. tal chips out of the pump Refill the tank with new coolant then slide it completely into the base Replace the access cover panel Re connect the lathe to power and point the nozzle into the chip drawer Turn the master power switch ON then reset the STOP button Turn the coolant pump ON to verify that fluid cycles properly then turn it OFF Machine Storage To prevent the development of rust and corrosion the lathe must be properly prepared if it will be stored for a long period of time Doing this will ensure the lathe remains in good condition for later use To prepare the lathe for storage 1 Run the lathe and bring all gearboxes to operating temperature then drain and refill them with clean oil Pump out the old coolant then add a few drops of way oil and blow out the lines with compressed air DISCONNECT LATHE FROM POWER 4 Thoroughly clean all unpainted bare metal surfaces then apply a liberal coat of way oil heavy grease or rust preventative Take care to ensure these surfaces are completely covered but that the rust preventative or grease is kept off of painted surfaces Lubricate the machine as outlined in the lubrication section Be sure to use an oil can to purge all ball oilers and oil passages with fresh oil Loosen or remove the V belts so they do not become stretched during the storage period Be sure to place a maintenance note near the power button as a reminder that the b
140. tion is too hazardous to be completed with the lathe or existing equipment the operator must have enough experience to know when to use a different machine or find a safer way If you do not have this experience seek additional training outside of this manual from experienced lathe operators books or formal classes Trained Operators Only Using a chuck incorrectly can result in workpieces coming loose at high speeds and striking the operator or bystanders with deadly force To reduce the risk of this hazard read and understand this document and seek additional training from an experienced chuck user before using a chuck of the chuck by clamping an oversized workpiece If the workpiece is too large to safely clamp with the chuck use a faceplate or a larger chuck if possible Otherwise the workpiece could be thrown from the lathe during operation resulting in serious impact injury or death Clamping Force Inadequate clamping force can lead to the workpiece being thrown from the chuck and striking the operator or bystanders Maximum clamping force is achieved when the chuck is properly maintained and lubricated all jaws are fully engaged with the workpiece and the maximum chuck clamping diameter is not exceeded Proper Maintenance All chucks must be properly maintained and lubricated to achieve maximum clamping force and withstand the rigors of centrifugal force To reduce the risk of a thrown workpiece follow all
141. tool into position Installing Tool Tool Needed Tool Post T Wrench eeeeern 1 To install a tool in the tool post 1 Adjust the tool post bolts so that the cutting tool can fit underneath them see Figure 59 Tool Fost 2 Bolt Cutting Tool Figure 59 Example of tool mounted in tool post AWARNING Over extending a cutting tool from the post will increase the risk of tool chatter breakage or tool loosening during operation which could cause metal pieces to be thrown at the operator or bystanders with great force DO NOT extend a cutting tool more than 2 5 times the width of its cross section e g 2 5 x 0 5 1 25 2 Firmly secure the cutting tool with at least two tool post bolts 3 Check and adjust the cutting tool to the spindle centerline as instructed in the next subsection 46 South Bend Lathe Co For Machines Mfg Since 5 11 OPERATION 13 Heavy 13 Gearhead Lathe Aligning Cutting Tool with Spindle Centerline For most operations the cutting tool tip should be aligned with the spindle centerline as illustrated in Figure 60 Cutting Spindle Center Line Figure 60 Cutting tool aligned with spindle centerline viewed from tailstock There are a number of ways to check and align the cutting tool to the spindle centerline If necessary you can raise the cutting tool by placing steel shims un
142. tor Page 92 Spindle Motor mM Page 92 Bu E GN Control Panel Page 93 88 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Component Location Index Electrical Cabinet Page 90 Master Power Switch mm Page 90 Coolant Pump Motor Page 92 Spindle Switches Behind Splash Guard Spindle Motor Page 93 Page 92 Chuck Guard Control Panel Limit Switch End Gear Cover Micro Switch Page 94 Brake Pedal Micro Switch Page 94 Figure 137 Component location index South Bend Lathe Co 89 13 Heavy 13 Gearhead Lathe ELECTRICAL For Machines Mfg Since 5 11 Electrical Cabinet Wiring ma d To Work Lamp Page 94 _ 4 Ground Tj Wz 3130 n2 13 L1 12 L1 9 n LU 1 5 5 5 13 L2 12 L3 6 R A P Q J S 9 MASTER 9 5 1 11 3 25 13 7 L4 1 12 5 13 7 125 L3 o o 2 CONTACTOR CONTACTOR POWER CONTACTOR CONTACTOR Allen Bradley Allen Bradley Allen Bradley Allen Bradley 2 2301 2301 SWITCH
143. uctions are clearly understood If electrically powered use padlocks and master switches and remove start switch keys to prevent unauthorized use or accidental starting Guards Covers Accidental contact with moving parts during operation may cause severe entanglement impact cutting or crushing injuries Reduce this risk by keeping any included guards covers doors installed fully functional and positioned for maximum protection 12 South Bend Lathe Co For Machines Mfg Since 5 11 13 Heavy 13 Gearhead Lathe Entanglement Loose clothing gloves neckties jewelry or long hair may get caught in moving parts causing entanglement amputation crushing or strangulation Reduce this risk by removing securing these items so they cannot contact moving parts Mental Alertness Operating this item with reduced mental alertness increases the risk of accidental injury Do not let a temporary influence or distraction lead to a permanent disability Never operate when under the influence of drugs alcohol when tired or otherwise distracted Safe Environment Operating electrically powered equipment in a wet environment may result in electrocution operating near highly flammable materials may result in a fire or explosion Only operate this item in a dry location that is free from flammable materials Electrical Connection With electically powered equipment improper connections
144. ust tailstock toward the operator If the test stock is thinner at the tailstock end move the tailstock toward the back of the lathe the distance of the amount of taper see Figure 47 Looking down from above Move tailstock toward the back of the lathe the distance of the taper Figure 47 Adjust tailstock away from the operator 9 Repeat Steps 6 8 until the desired accuracy is achieved Centers Figure 48 shows the MT 5 dead centers included with the lathe In addition an MT 7 MT 5 tapered spindle sleeve is included for mounting centers in the spindle Dead Center Carbide Tipped Dead Center Adapter Sleeve Figure 48 Adapter sleeve and dead centers Dead Centers A dead center is a one piece center that does not rotate with the workpiece and is used to support long slender workpieces Use the dead center in the spindle for operations where the workpiece rotates with the center and does not generate friction The carbide tipped dead center can better withstand the effects of friction and is best used in the tailstock where the workpiece will rotate against it The tip of the center must be generously lubricated during the operation to avoid premature wear and maximize smooth operation Using low spindle speeds will also reduce the heat and wear from friction South Bend Lathe Co 41 13 Heavy 13 Gea
145. ward and away from the workpiece 6 South Bend Lathe Co For Machines Mfg Since 5 11 INTRODUCTION 13 Heavy 13 Gearhead Lathe Tailstock Figure 6 Tailstock controls V Quill Lock Lever Secures the quill in position W Tailstock Lock Lever Secures the tailstock in position along the bedway X Quill Handwheel Moves the quill toward or away from the spindle Y Gib Adjustment Screw Adjusts the tapered gib to control tailstock offset accuracy 1 of 2 2 Tailstock Offset Screw Adjusts the tailstock offset left or right from the spindle centerline 1 of 2 Quill Moves toward and away from the spindle and holds centers and tooling End Gears Configuring the end gears shown in Figure 7 will control the speed of the leadscrew for threading or the feed rod for power feed operations The rotational speed of these components depends not only on the end gear configuration but the spindle speed as well Figure 7 End gear components Safety Foot Brake This lathe is equipped with a foot brake see Figure 8 to quickly stop the spindle instead of allowing the spindle to coast to a stop on its own Pushing the foot brake while the spindle is ON cuts power to the motor and stops the spindle After the foot brake is used the spindle lever must be returned to the OFF middle position to reset the spindle switches before re starting spindle rotation
146. waying or tipping during lifting NOTICE When lifting the lathe with straps the load will be top heavy Take extra care to keep the load balanced vertically and only lift the lathe far enough to remove the shipping pallet 8 Raise the lathe a couple of inches and check the balance of the load Ifthe load is not safely balanced immediately lower the lathe and resolve the issue before attempting to lift it again 9 Raise the lathe enough to clear the shipping pallet carefully remove the pallet then lower the lathe into position Leveling amp Mounting You must level your machine and either use the included foot pads and leveling hardware or bolt and shim your lathe to the floor Because mounting your lathe to the floor with permanent hardware is an optional step and floor materials may vary floor mounting hardware is not included Leveling NOTICE For accurate turning results and to prevent warping the cast iron bed and ways the lathe bedways MUST be leveled from side to side and from front to back on both ends Re check the bedways 24 hours after installation two weeks after that and then annually to make sure they remain level Leveling machinery helps precision components such as bedways remain straight and flat during the lifespan of the machine Components on a machine that is not level may slowly twist due to the dynamic loads placed on the machine during operation For best resu
147. y to clean between the teeth 4 Clean the shafts and wipe away any grease splatters in the vicinity and on the inside of the end gear cover 5 Using a clean brush apply a thin layer of grease on the gears Make sure to get grease between the gear teeth but do not fill the teeth valleys 6 Install the end gears and mesh them together with an approximate 0 002 backlash Once the gears are meshed together apply a small dab of grease between them where they mesh together this grease will be distributed when the gears rotate and re coat any areas scraped off during installation 7 Re install the end gear cover before re connecting the lathe to power 70 South Bend Lathe Co For Machines Mfg Since 5 11 EY 3 N EY N 13 Heavy 13 Gearhead Lathe Although most swarf from machining operations Coolant System is screened out of the coolant before it returns to the tank small particles will accumulate in Se rvice the bottom of the tank in the form of sludge To prevent this sludge from being pulled into the pump and damaging it the pump s suction tube is positioned a couple inches from the bottom of the tank and fitted with a fine screen This works well when the tank is regularly cleaned however if too much sludge is allowed to accumulate before the tank is cleaned the pump will inevitably begin sucking it up The coolant system consists of a fluid tank pump and flexible no
148. ys so the triangular notch fits over the bedway poses Note The finger rollers should properly support the workpiece along the spindle centerline 3 Position the steady rest where required to while still allowing it to freely rotate properly support the workpiece then tighten the hex nut shown in Figure 53 to secure it 8 Tighten the three leaf screws to secure the in place settings 44 South Bend Lathe Co For Machines Mfg Since 5 11 Follow Rest The follow rest mounts to the saddle with two cap screws see Figure 55 It is used on long slender parts to prevent workpiece deflection from the pressure of the cutting tool during operation Adjust the follow rest fingers in the same manner as the those on the steady rest Note To reduce the effects of friction lubricate the brass finger tips with generous lubricant during operation Figure 55 Follow rest attachment Carriage amp Slide Locks The carriage cross slide and compound rest have locks that can be tightened to provide additional rigidity during operation especially during heavy cuts or close tolerance work See Figures 56 5 to identify the locations of the locks for each device 13 Heavy 13 Gearhead Lathe emo per e 4 Lock ONE SHOT PUMP ____ Figure 57 Location of rest lock South Bend Lathe
149. zzle The pump pulls fluid from the tank and sends it to the valve which controls the flow of coolant to the nozzle As the fluid leaves the work area it drains back into the tank through the chip drawer and catch tray where the swarf is screened out Use Figures 110 111 to identify the locations of the coolant system controls and components Hazards As coolant ages and gets used dangerous Coolant Nozzle amp Valve Lever microbes can proliferate and create a biological hazard The risk of exposure to this hazard can be greatly reduced by replacing the old fluid on a monthly basis or as indicated by the fluid manufacturer The important thing to keep in mind when working with the coolant is to minimize exposure to your skin eyes and lungs by wearing the proper PPE Personal Protective Equipment such as splash resistant safety goggles long sleeve waterproof gloves protective clothing and a NIOSH approved respirator AWARNING BIOLOGICAL amp POISON HAZARD Use the correct personal protection equipment when handling coolant Follow federal state and fluid manufacturer requirements Chip Drawer for proper disposal Catch Tray Pump amp Reservoir Inside Cabinet Figure 111 Additional coolant components South Bend Lathe Co 71 13 Heavy 13 Gearhead Lathe For Machines Mfg Since 5 11 Adding Fluid 1 DISCONNECT LATHE FROM POWER 2 R

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