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Harbor Freight Tools CENTRAL MACHINERY 45861 manual

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  • Page 1

    9” X 20” GEARED HEAD, BEL T DRIVEN, BENCH LA THE Model 45861 SET UP AND OPERA TING INSTRUCTIONS Distributed exclusively by Harbor Freight T ools ® . 3491 Mission Oaks Blvd., Camarillo, CA 9301 1 Visit our website at: http://www .harborfreight.com Read this material before using this product. Failure to do so can result in serious injury . SA V[...]

  • Page 2

    Page 2 SKU 45861 For technical questions, please call 1-800-444-3353. CONTENTS IMPORT ANT SAFETY INFORMA TION ............................ 3 GENERAL POWER T OOL SAFETY W ARNINGS....................... 3 LA THE SAFETY W ARNINGS ............ 5 GROUNDING ................................. 6 GROUNDED TOOLS: T OOLS WITH THREE PRONG PLUGS ....... 6 EXTENS[...]

  • Page 3

    Page 3 SKU 45861 For technical questions, please call 1-800-444-3353. SA VE THIS MANUAL Keep this manual for the safety warn- ings and precautions, assembly , operat- ing, inspection, maintenance and cleaning procedures. Write the product’ s serial number in the back of the manual near the assembly diagram (or month and year of purchase if produc[...]

  • Page 4

    Page 4 SKU 45861 For technical questions, please call 1-800-444-3353. Unmodied plugs and matching out - lets will reduce risk of electric shock. A void body contact with grounded b. surfaces such as pipes, radiators, ranges and refrigerators. There is an increased risk of electric shock if your body is grounded. Do not expose power tools to rain[...]

  • Page 5

    Page 5 SKU 45861 For technical questions, please call 1-800-444-3353. tool or these instructions to oper- ate the power tool. Power tools are dangerous in the hands of untrained users. Maintain power tools. Check for e. misalignment or binding of moving parts, breakage of parts and any other condition that may affect the power tool’ s operation. [...]

  • Page 6

    Page 6 SKU 45861 For technical questions, please call 1-800-444-3353. avoid electrical shock. • Any power cord must be properly grounded. Ground Fault Circuit Inter- rupter (GFCI) should also be imple- mented – it prevents sustained elec- trical shock. Some dust created by power sand- 13. ing, sawing, grinding, drilling, and other construction [...]

  • Page 7

    Page 7 SKU 45861 For technical questions, please call 1-800-444-3353. of electric shock. (See 3-Prong Plug and Outlet.) The grounding prong in the plug is 2. connected through the green wire in- side the cord to the grounding system in the tool. The green wire in the cord must be the only wire connected to the tool’s grounding system and must nev[...]

  • Page 8

    Page 8 SKU 45861 For technical questions, please call 1-800-444-3353. Symbology Underwriters Laboratories, Inc. V~ V olts Alternating Current A Amperes n 0 xxxx/min. No Load Revolutions per Minute (RPM)[...]

  • Page 9

    Page 9 SKU 45861 For technical questions, please call 1-800-444-3353. SPECIFICA TIONS Electrical Requirements 120 V~ / 60 Hz Lathe T ype Metal Cutting Motor 3/4 HP Motor Speed 1790 RPM Spindle Speed 120, 320, 420, 620, 1 130 & 2000 Spindle T aper MT -3 Spindle Bore 3/4” Chuck 3 Jaw Chuck Capacity 4” T ail Stock Quill T ravel 1-3/4” T ail [...]

  • Page 10

    Page 10 SKU 45861 For technical questions, please call 1-800-444-3353. tion generated by the Lathe during operation. The cabinet recommend- ed for use with this Lathe is SKU 46378; this product is available from Harbor Freight T ools. Use a hoist or a forklift to lift the 3. Lathe onto the cabinet or workbench. Mount the Spacer Blocks. The Lathe 4.[...]

  • Page 11

    Page 1 1 SKU 45861 For technical questions, please call 1-800-444-3353. Lathe Headstock Faceplate (or chuck) Bed W ays Cross Slide Compound T ool Holder T ailstock T ailstock Handwheel Carriage Halfnut Lever Leadscrew Carriage Handwheel Steady Rest Follow Rest T ool Lock T ailstock Lock T ailstock Handwheel Handrail T ool Thread Indicator Gear Enga[...]

  • Page 12

    Page 12 SKU 45861 For technical questions, please call 1-800-444-3353. Bed: Main supporting casting run- ning the length of the lathe Between Centers: A dimension representing the maximum length of a workpiece that can be turned between centers. Also a method of holding a workpiece by mounting it between the centers of the headstock and the tailsto[...]

  • Page 13

    Page 13 SKU 45861 For technical questions, please call 1-800-444-3353. ing male and female parts together tightly . The spindle has a #3 Morse T aper (MT -3) and the tailstock has a #2 Morse T aper (MT -2). Saddle: An “H” shaped casting that rides along the ways. A main compo- nents of the carriage. Spindle: Main rotating shaft on which the chu[...]

  • Page 14

    Page 14 SKU 45861 For technical questions, please call 1-800-444-3353. stock barrel should protrude about 1/2’’ and not more than 3’’. T o remove the Live Center , back the 2. tailstock barrel all the way into the casting. The Live Center will pop out; catch it when it comes out to avoid damaging it. Steady Rest The steady rest supports lon[...]

  • Page 15

    Page 15 SKU 45861 For technical questions, please call 1-800-444-3353. Direction Switch Belt T ension Lever Do not change the Direction Switch rotation while running Lathe. Feed Rate 1. The Feed Rate Lever (above) chang- es the number of threads-per-inch (TPI) that can be cut. The plate on the machine and the following charts list typical settings.[...]

  • Page 16

    Page 16 SKU 45861 For technical questions, please call 1-800-444-3353. 40 80 40 120 a 80 b Threading rate portion of machine plate for Inches Lever a Lever b 1 2 3 4 5 6 7 8 9 60 30 8 9 9.5 10 11 1 1.5 12 13 14 30 30 16 18 19 20 22 23 24 26 28 30 60 32 36 38 40 44 46 48 52 56 40 80 40 127 a 120 b Threading rate portion of machine plate for Millimet[...]

  • Page 17

    Page 17 SKU 45861 For technical questions, please call 1-800-444-3353. Softer metals require higher cutting 2. speeds. Consult a machining manual to determine the rotation speed that must be set to cut the metal. The tumbler gear lever must be in the 3. neutral position so that the leadscrew does not rotate. Clamp the half nut on the leadscrew 4. t[...]

  • Page 18

    Page 18 SKU 45861 For technical questions, please call 1-800-444-3353. advancing the drill twice its diameter , back the drill out and clean off shav- ings before continuing. Continue until the desired depth is 6. drilled. T urning T urning is the removal of metal from the outer diameter of a cylindrical work- piece to reduce the diameter and to pr[...]

  • Page 19

    Page 19 SKU 45861 For technical questions, please call 1-800-444-3353. MAINTENANCE AND SER VICING Procedures not specically explained in this manual must be performed only by a qualied technician. TO PREVENT SERIOUS INJUR Y FROM ACCIDENT AL OPERA TION: T urn the Power Switch of the tool to its “OFF” position and unplug the tool from its e[...]

  • Page 20

    Page 20 SKU 45861 For technical questions, please call 1-800-444-3353. 3. Lubricate the Gearbox through the four oil caps. Add a few squirts of oil every three hours of use. 4. Lubricate the leadscrew and lead- screw bearing frequently . 5. Lubricate the tailstock oiling point every ve uses, or once per week if used frequently . Wipe down the wa[...]

  • Page 21

    Page 21 SKU 45861 For technical questions, please call 1-800-444-3353. HEADST OCK P ARTS LIST Part Description Qty . 1 Headstock 1 2 Flange Joint 1 3 Spindle 1 4 Key 1 5 Gasket 2 6 Bearing 2 7 Cover 2 8 Spacing Ring 1 9 Gear 1 10 Pulley 1 11 Bushing 1 12 Set Screw M4x6 4 13 Nut M28 1 14 Set Screw M4x10 4 15 Shaft 2 16 Spacing Ring 2 17 Set Screw M4[...]

  • Page 22

    Page 22 SKU 45861 For technical questions, please call 1-800-444-3353. DRIVE P ARTS LIST Part Description Qty . 1A Bracket Plate 1 2A Screw M8x20 3 3A Belt Pulley Shaft 1 4A W asher 1 5A Spring W asher 1 6A Nut M10 1 7A Bushing 2 8A Snap Ring 1 9A W asher 5 10A Spring 5 1 1A Ball 5 12A Pulley 1 13A Pulley 1 14A W asher 1 15A Snap Ring 1 16A Oil Fee[...]

  • Page 23

    Page 23 SKU 45861 For technical questions, please call 1-800-444-3353. DRIVE DIAGRAM Note: When ordering parts from this dia- gram be sure to include the correct “A” sufx. 27 33 29 37 38 REV 08i[...]

  • Page 24

    Page 24 SKU 45861 For technical questions, please call 1-800-444-3353. TENSIONING ROLLER P ARTS LIST Part Description Qty . 1B W asher 1 2B Bolt 1 3B Lever Bracket 1 4B Lever 1 5B Bearing 1 6B Roller 1 7B W asher 1 8B Snap Ring 1 9B Snap Ring 1 10B W asher 1 1 1B Nut M10 2 12B W asher 1 TENSIONING ROLLER P ARTS LIST Part Description Qty . 13B Sprin[...]

  • Page 25

    Page 25 SKU 45861 For technical questions, please call 1-800-444-3353. QUADRANT P ARTS LIST Part Description Qty . 1C Bracket 1 2C T -nut 1 3C W asher 1 4C Shaft 1 5C Bushing 2 6C Gear 1 7C Gear 1 8C W asher 1 9C Oil Feeder 1 10C W asher 1 1 1C Pin 1 12C Gear 2 QUADRANT P ARTS LIST Part Description Qty . 13C Spacer 1 14C W asher 1 15C Screw M6x10 1[...]

  • Page 26

    Page 26 SKU 45861 For technical questions, please call 1-800-444-3353. MOT OR HOUSING P ARTS LIST Part Description Qty . 1D E-housing 1 2D Screw 4 3D Lock W asher 4 4D Cover 1 5D Clip 1 6D Condenser 1 7D Lock Nut 1 MOT OR HOUSING P ARTS LIST Part Description Qty . 8D Screw Coupling 1 9D Switch 1 10D Hex Screw 4 1 1D Motor 1 12D Lock W asher 4 13D N[...]

  • Page 27

    Page 27 SKU 45861 For technical questions, please call 1-800-444-3353. BED P ARTS LIST Part Description Qty . 1E Bed 1 2E Rack 1 3E Screw M4x8 6 4E Head Screw 1 5E Bracket 1 6E Oil Feeder 1 7E Screw M6x20 2 BED P ARTS LIST Part Description Qty . 8E Nut 1 9E Set Screw M8x6 1 10E Stud M8x28 4 1 1E Nut M8 4 12E Set Screw M6x25 4 13E Spring W asher 1 1[...]

  • Page 28

    Page 28 SKU 45861 For technical questions, please call 1-800-444-3353. GEAR BOX P ARTS LIST Part Description Qty . 1G Gear Box 1 2G Shaft 1 3G Key 1 4G Bushing 1 5G Gear 28T 1 6G Gear 26T 1 7G Gear 24T 1 8G Gear 23T 1 9G Gear 22T 1 10G Gear 20T 1 1 1G Gear 19T 1 12G Gear 18T 1 13G Gear 16T 1 14G Bushing 1 15G Snap Ring 1 16G Shaft 1 17G Key 1 18G G[...]

  • Page 29

    Page 29 SKU 45861 For technical questions, please call 1-800-444-3353. GEAR BOX DIAGRAM Note: When ordering parts from this dia- gram be sure to include the correct “G” sufx.[...]

  • Page 30

    Page 30 SKU 45861 For technical questions, please call 1-800-444-3353. APRON P ARTS LIST Part Description Qty . 1H Apron Cover 1 2H Bracket 1 3H Worm 1 4H Key 3x25 1 5H Cap Screw M6x25 3 6H Feed Screw 1 7H Nut M4 5 8H Set Screw M4x12 2 9H Ball 2 10H Spring 1 1 1H Handle 1 12H Set Screw M6x6 2 13H W asher 3 14H Screw M6x8 3 15H Gear 12T 1 16H Spring[...]

  • Page 31

    Page 31 SKU 45861 For technical questions, please call 1-800-444-3353. APRON P ARTS LIST CONTINUED Part Description Qty . 37H Shaft 1 38H Key 4x1 1 3 39H Gear 41T 1 40H Ring 1 41H Half Nut 1 42H Locking Cam 1 43H Guide 2 44H Ring 1 45H Cap Screw M4x16 5 46H Set Screw M5x25 5 47H Nut M5 5 48H Control Plate 1 49H Joint Plate 1 50H Cap Screw M4x20 1 5[...]

  • Page 32

    Page 32 SKU 45861 For technical questions, please call 1-800-444-3353. SADDLE AND CROSS SLIDE P ARTS LIST Part Description Qty . 1J Saddle 1 2J Cross Slide 1 3J Gib 1 4J Nut 1 5J Lead Screw 1 6J Bracket 1 7J Screw M6x15 2 8J Plate 1 9J Rivet 2x5 2 10J Graduated Ring 1 1 1J Key 3x13 1 12J Spring 1 13J Hand Wheel 1 14J Nut 1 15J Set Screw M8x6 1 16J [...]

  • Page 33

    Page 33 SKU 45861 For technical questions, please call 1-800-444-3353. SADDLE AND CROSS SLIDE DIAGRAM Note: When ordering parts from this dia- gram be sure to include the correct “J” sufx.[...]

  • Page 34

    Page 34 SKU 45861 For technical questions, please call 1-800-444-3353. T OOL POST P ARTS LIST Part Description Qty . 1K Longitudinal Slide 1 2K Swivel Base 1 3K Gib 1 4K Clamping Ring 1 5K Micrometer Pan 1 6K Lead Screw Nut 1 7K Adjusting Screw 1 8K Screw 1 9K T -cap Screw 2 10K Pin 3 13K Screw M5x10 2 14K Screw M6x12 3 15K Set Screw M4x10 3 16K Nu[...]

  • Page 35

    Page 35 SKU 45861 For technical questions, please call 1-800-444-3353. T OOL POST DIAGRAM Note: When ordering parts from this dia- gram be sure to include the correct “K” sufx.[...]

  • Page 36

    Page 36 SKU 45861 For technical questions, please call 1-800-444-3353. TRA VELLING REST P ARTS LIST Part Description Qty . 1M Rest 1 2M Jaw 2 3M Screw 2 4M Spring W asher 2 5M Nut M8 2 TRA VELLING REST P ARTS LIST Part Description Qty . 6M Adjustment Screw 2 7M Clamping Plate 2 8M Hex Screw M8x60 2 9M W asher 1 Note: When ordering parts from this l[...]

  • Page 37

    Page 37 SKU 45861 For technical questions, please call 1-800-444-3353. STEADY REST P ARTS LIST Part Description Qty . 1P Rest 1 2P Jaw 2 3P Screw 2 4P Adjustment Screw 2 STEADY REST P ARTS LIST Part Description Qty . 5P Nut M8 2 6P Spring Washer 2 7P Cap Screw M8x30 2 8P W asher 2 Note: When ordering parts from this list be sure to include the corr[...]

  • Page 38

    Page 38 SKU 45861 For technical questions, please call 1-800-444-3353. T AIL ST OCK P ARTS LIST Part Description Qty . 1Q T ailstock Ram 1 2Q Lead Screw 1 3Q Bushing 1 4Q Plate 1 5Q Handwheel 1 6Q Lever 1 7Q Clamp 1 8Q Guide Pin 1 9Q Micrometer Collar 1 10Q Feed Spring 1 1 1Q Nut 2 12Q T ailstock 1 T AIL ST OCK P ARTS LIST Part Description Qty . 13[...]

  • Page 39

    Page 39 SKU 45861 For technical questions, please call 1-800-444-3353. WIRING DIAGRAM[...]

  • Page 40

    Page 40 SKU 45861 For technical questions, please call 1-800-444-3353. WIRING DIAGRAM[...]

  • Page 41

    Page 41 SKU 45861 For technical questions, please call 1-800-444-3353. LIMITED 1 YEAR / 90 DA Y W ARRANTY Harbor Freight T ools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that for a period of one year from date of purchase that the tank is free of defects in [...]