Acer Dynamic 1722S Operation Manual
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Acer Dynamic 1722S Operation Manual

Acer Dynamic 1722S Operation Manual

High speed precision engine lathe
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HIGH SPEED PRECISON ENGINE
Model: Dynamic 1722S~1790S
Taiwan: Ya-Gin Machine Tool Manufacturing Inc.
Ya-Wei Machine Tool Manufacturing Inc.
No. 101, 506 Lane, Seng-Tso Road
Seng Karng District, Taichung City, Taiwan
Tel: 886-4-2520-4120
CA: Springwood Industrial, Inc.
2320 E Valencia, Fullerton, CA 92830 USA
Tel: 714-871-5558
NJ: Klim Industrial, Inc.
244 N. Randolphville Rd, Piscataway, NJ 08854 USA
Tel: 732-752-9100
Revised: 8/3/23
ACER
LATHE
Dynamic 1922S~1990S
Dynamic 2122S~2190S
OPERATION MANUAL
& PART LISTS
Fax: 886-4-2520-4123
Fax: 714-871-5554
Fax: 732-752-9101
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  • Page 1 ACER HIGH SPEED PRECISON ENGINE LATHE Model: Dynamic 1722S~1790S Dynamic 1922S~1990S Dynamic 2122S~2190S OPERATION MANUAL & PART LISTS Taiwan: Ya-Gin Machine Tool Manufacturing Inc. Ya-Wei Machine Tool Manufacturing Inc. No. 101, 506 Lane, Seng-Tso Road Seng Karng District, Taichung City, Taiwan...

  • Page 2: Table Of Contents

    CONTENT Page No. PREFACE SPECIFICATION 1. ACER HIGH SPEED PRECISION ENGINE LATHE 1-1 Machine Description 2. UNPACKING & MACHINE INSTALLATION 2-1 Unpacking 2-2 Lifting 2-3 Basic Foundation 2-4 Cleaning 2-5 Level Adjustment 3. ELECTRICAL CIRCUIT CONTROL 3-1 Electrical Wiring 3-2 Electrical Equipment...
  • Page 3 4-6 Transmission & Stop of Gear Box 4-7 Gear Box Operation 4-8 Manual Operation 4-9 Automatic Feeding Operation 4-10 Automatic Feeding Stop Operation 4-11 4-position Automatic Feeding Stop Operation 4-12 Tailstock Operation 5. THREADING 5-1 Leadscrew Drive 5-2 Threading 5-3 Thread Chasing Dial 5-4 Thread &...
  • Page 4 7-4 Tailstock Center Line Adjustment 7-5 Belt Tension Adjustment 7-6 Brake Belt Adjustment 7-7 Brake & Limit Switch Adjustment 7-8 Leadscrew Backlash Adjustment 7-9 Coolant System Repair 8. DELETED & LEFT BLANK 9. MECHANICAL DRAWINGS & PARTS BREAKDOWN LIST Each Assembly of the Lathe 9-1 Headstock: Ф58mm or Ф78mm 9-2 Gear Box 9-3 Apron...

  • Page 5: Preface

    3. Remove chips from time to time to keep the machine clean, this will prolong the life span of the lathe. 4. If the bedway is dented, please do not move the carriage until the bedway is repaired. If you have any question, please do not hesitate to contact personnel at ACER group.

  • Page 8: Specification

    8. ACER HIGH SPEED PRECISION ENGINE LATHE 1-1 Machine Description Note: Color of the lathe depends on OEM specification. Figure 1-1...
  • Page 9 ITEM DESCRIPTION ITEM DESCRIPTION Spindle speed shifting lever Carriage clamping lever Spindle speed H/L shifting lever Foundation leveling screw Spindle speed shifting Spindle operation control rod selection lever 4 position automatic feed Forward/Reverse Shifting lever stop selection rod Thread/Feed Selection lever Leadscrew Thread/Feed Shifting lever Auto-feed rod...

  • Page 10: Unpacking & Machine Installation

    2. UNPACKING & MACHINE INSTALLATION 2-1 Unpacking When the machine has arrived, first, please check to see if the wooden crate damaged or not? Secondly, open the crate and inspect the machine for any damage or shortage of accessories. If so, please contact our company or insurance company immediately in order to get the best solution;...

  • Page 11: Basic Foundation

    2 – 3 Basic Foundation With the common usage of tungsten carbide cutting tools, nowadays, heavy cutting and quicker spindle speed are desired. This combination may cause vibration easily. In order to ascertain the best cutting condition, it is necessary to build a sound & good floor f o u n d a t i o n .

  • Page 12: Level Adjustment

    2 – 5 Level Adjustment Once the J-hook bolt and concrete are completely dried and fixed, it is time to adjust the level of the bedways. Two machinist’s levels (accuracy 0.02mm/1000mm) should be placed on the cross slide of the machine. Adjust the bolt for longitudinal direction of bed level.

  • Page 13: Electrical Circuit Control

    3. ELECTRICAL CIRCUIT CONTROL 3-1 Electrical Wiring The electrical control box can be found by opening its cover at the back side of bed. Connect the power source wires to the connecting points (R.S.T) wire-grade power source and the connecting points must more than cross sectional area of (5.5...
  • Page 14 (OP) (OP) QS11 FU1(50A) NC COM 220V 380V 514V 440V 12V 24V LIGHT SPINDLE COOLANT MOTOR MOTOR SA1 POWER SWITCH 1/8HP 10HP SA2 COOLANT SWITCH 7 1/2HP SB1 E-STOP SWITCH SB2 JOGGING SWITCH QS1 DOOR SWITCH SQ1 END COVER SQ2 BRAKE SQ3 FORWARD SQ4 REVERSE...
  • Page 17 Model: Dynamic 2180S 230V 7.5HP Item Description Suppliers Supplier designation and function Reference Technical data Name LCP-TBS 160VA LUNG Transformer JY-159 0-460V/0-110V Power on/off Switch P1-25/V/SVB 600V 10KA 50A MOELLER Fuse Blocks FSX-303 3P -600V/30A GIKOKA Fuse Blocks TFB-102 250V/10A TEND Fuse Blocks TFB-102...
  • Page 18 Push button 25 SB2 Switch LBFR-251AG 250V 6A 1A ( G ) RENY 26 HL Indicator Lamp LPNR-251W AC-30V ( W ) RENY 27 SQ1 Limit Switch Mj2-1704 250V 15A MOUJEN 28 SQ2 Limit Switch Z-15GW22-B 250V 15A OMRON 29 SQ3 Limit Switch Mj2-1704 250V 15A...

  • Page 19: Testing & Operation

    4. TESTING & OPERATION 4-1 Operation Symbols Variable adjustment (pressure) HIGH Clockwise: pressure increase High speed Counterclockwise: pressure decrease Electrical Low speed control box T H R E A D S Forward rotation Inch threads □ Neutral gear Metric threads Auto feeding Reverse rotation Rate per...

  • Page 20: Transmission & Stop Of Spindle

    4-2 Transmission & Stop of Spindle After the procedure described previously in this manual has been done, it is time to test run the machine. Position the spindle speed H/L shifting lever #2 to “L”, the spindle speed shifting selection lever #3 to the very left side, and forward/reverse shifting lever #4 to “N”...

  • Page 21: Jogging (Inching) Operation Of Spindle

    For safety and protecting the gears from damage, only change speeds when the motor is completely stopped. If the gears are not easily engaged, press jog button momentarily and move the speed shifting levers to change the speeds. Caution: Do not shift gears while spindle is still turning. Be certain gears are properly engaged before starting.

  • Page 22: The Importance And Methods Of Spindle Balancing Adjustment

    4-5 The Importance and Method of Spindle Balancing Adjustment A lathe without spindle-balancing adjustment will cause finish to be chattered. As a result, this will influence the cutting accuracy of work piece and results in poor roundness-accuracy and have a chattered finish. It is necessary to pay attention to the spindle vibration from time to time in order to have the best cutting condition of the lathe.

  • Page 23: Transmission & Stop Of Gear Box

    4-6 Transmission & Stop of Gear Box Open the end cover to find the gear train transmitting from headstock to gear box, position the forward/reverse shifting lever (#4 of item 1-1) to the right side, the spindle will rotate forward; to the left side it will reverse;...

  • Page 24: Automatic Feeding Operation

    ○ ○ ○ ○ ○ Figure 4-8 4-9 Automatic Feeding Operation (1) Position the thread/reverse shifting lever (#4 of item 1-1) for obtaining the required feeding position. (2) Shift the thread/feed selection lever (#5 of item 1-1), thread/feed selection lever (#6 of item 1-1), 10-step feed selection lever to select the appropriate feeding rate.

  • Page 25: Tailstock Operation

    (1) Rotate the adjustable trip dog (#12 of item 1-1) to the required setting position and make the top section of the adjustable trip dog face outward. Try test run the procedure and adjust the position of the adjustable trip dog if premium accuracy is required. (2) Secondly, rotate the 4-position automatic feed stop selection rod, move the second adjustable trip dog to the position by hand and fix the adjustable trip dog according to the procedure above.

  • Page 26: Threading

    5. Threading 5-1 Leadscrew drive Move the forward/reverse lever (#4 of item 1-1) to the right will cause the leadscrew to rotate backward, moving the lever to the left the leadscrew will rotate forward, and when lever is in neutral, the leadscrew will not turn. 5-2 Threading 1.
  • Page 27 Example 2: For cutting pitches 1.75, 3.5, 7.0, please also use the same 14T worm gear and 2&7 division dial. But the dial numbers at which the leadscrew may be engaged is on 2; number 1 and 2. Half nuts Gear Dial Pitch...

  • Page 28: Thread & Feed Chart

    5-4 Thread & Feed Chart For Swing 17”, 19”, 21” (430mm, 480mm, 530mm) Series with Metric Leadscrew & Metric Feed LEAD SCREW-P=6mm PAD1 PAD1 18 PAE2 PAF3 PAD9 PAE10 16 PAE1 PAF2 PAD8 PAE9 PAF10 8 PAF1 PAD7 PAE8 PAF9 PBF10 PAD6 PAE7...
  • Page 29 5-4 Thread & Feed Chart For Swing 17”, 19”, 21” (430mm, 480mm, 530mm) Series with Metric Leadscrew & Metric Feed LEAD SCREW-P=6mm PAD1 PAD1 18 PAE2 PAF3 PAD9 PAE10 16 PAE1 PAF2 PAD8 PAE9 PAF10 8 PAF1 PAD7 PAE8 PAF9 PBF10 PAD6 PAE7...
  • Page 30 0.27 0.82 PD10 0.12...
  • Page 31 For Swing 17”, 19”, 21” (430mm, 480mm, 530mm) Series with Inch thread Leadscrew & Inch Feed LEAD SCREW - 4TPI PAD1 PAD1 18 PAE2 PAF3 PAD9 PAE10 16 PAE1 PAF2 PAD8 PAE9 PAF10 8 PAF1 PAD7 PAE8 PAF9 PBF10 PAD6 PAE7 PAF8 PBF7...
  • Page 32 For Swing 17”, 19”, 21” (430mm, 480mm, 530mm) Series with Inch Thread Leadscrew but Metric Feed LEAD SCREW – 4TPI PAD1 PAD1 18 PAE2 PAF3 PAD9 PAE10 16 PAE1 PAF2 PAD8 PAE9 PAF10 8 PAF1 PAD7 PAE8 PAF9 PBF10 PAD6 PAE7 PAF8 PBF7...

  • Page 33: Module & D.p Thread Chart

    5-5 Module & D.P Thread Chart For Swing 17”, 19”, 21” (430mm, 480mm, 530mm) Series with Metric Leadscrew LEAD SCREW-P=6mm PAD10 32 PAD1 18 PAE2 PAF3 PAD9 28 PAE10 16 PAE1 PAF2 PAD8 27 PAE9 PAF10 8 PAF1 PAD7 26 PAE8 PAF9 PBF10...
  • Page 34 For Swing 17”, 19”, 21” (430mm, 480mm, 530mm) Series with Inch Thread Leadscrew LEAD SCREW – 4TPI PAD10 32 PAD1 18 PAE2 PAF3 PAD9 PAE10 16 PAE1 PAF2 PAD8 PAE9 PAF10 8 PAF1 PAD7 PAE8 PAF9 PBF10 PAD6 PAE7 PAF8 PBF7 PAD5 PAE6...

  • Page 35: Lubrication

    6. LUBRICATION 6-1 Headstock Lubrication Headstock lubrication is splash injection type. Oil grooves are equipped around the headstock to provide lubricant flowing from oil grooves to spindle, and then finally reach the bottom of the headstock. To add oil, please take off the oil plug on the top of the headstock’s cover; fill the oil to the centerline of oil sight glass.

  • Page 36: Lubrication Location

    6-4 Lubrication Location A: Oil input cap B: Oil drain hole...

  • Page 37: Maintenance & Adjustment

    7. MAINTENANCE & ADJUSTMENT Please refer to following items for machine problems and its solution. And also ask users to maintain the lathe the best way, thus prolonging the service life of it. 7-1 Headstock 1. To avoid the headstock cover oil leaking: Once the headstock cover is opened, please use cloth to clean the matching surfaces and apply some grease, then you can close the cover and tighten the screws again.

  • Page 38: Apron & Saddle

    7-2 Apron & Saddle 1. Apron lubrication location: On the right top side of the saddle, the oil inlet cap marked “OIL” is the oil inlet for apron. ○ 2. Apron drain hole located on the bottom cover of the apron as shown on the right side figure.

  • Page 39: Gear Box

    7-3 Gear Box 1. Lubrication location: Below the top cover of the gear box, take off the top cover to find the oil cap marked “OIL”, unscrew the cap to see the oil inlet hole. (show on ○ 2. Drain hole: On the left bottom side ○...

  • Page 40: Belt Tension Adjustment

    7-5 Belt Tension Adjustment After using the lathe for a long time, the belts will stretch and require tension adjustment. 1. Facing the back side of the lathe, please remove the cover on the lower right side of the lathe. 2.

  • Page 41: Leadscrew Backlash Adjustment

    7-7 Brake & Micro Switch Adjustment The foot brake is connected with a micro switch. It should have 0- 1mm end play between the brake arm and lever head of the micro switch. The correct brake action should cut off the electricity first, and then stop stepping on the brake to avoid the brake belt being worn out.
  • Page 42 Mechanical Drawings & Parts Breakdown List Note: When ordering parts, please be prepared with, 1. Machine model & serial number. 2. Item number. 3. Part number and description. 4. Year of Production. 5. Voltage & horsepower. 6. Quantity...
  • Page 44 8-1. Headstock...
  • Page 45 HEADSTOCK ASSMBLY (Spindle Bore：78mm or 3") Model:19" Model:21" Item Model:17" (430) Part Name (480) (530) Part No. Part No. Part No. Head stock 3001001-173 3001001-193 3001001-213 Oil plug 1122103405 1122103405 1122103405 Head stock cover 1120200509 1120200509 1120200509 Blanket 1003501701 1003501701 1003501701 Hexagon socket screw，...
  • Page 46 HEADSTOCK ASSMBLY (Spindle Bore：78mm or 3") O-ring，P55x3.5 Fixed pin 1120206707 1120206707 1120206707 Set screw 1120206805 1120206805 1120206805 Shaft-A 1120202601 1120202601 1120202601 34-1 Shaft-L 1120202709 1120202709 1120202709 Ball-bearing，6305 91301029 91301029 91301029 Gear-I 1120201408 1120201408 1120201408 Gear-M 122020120 122020120 122020120 Snap ring，S65 Snap ring，S30 Ball bearing，6005 91301010...
  • Page 47 HEADSTOCK ASSMBLY (Spindle Bore：78mm or 3") Gear 122020150 122020150 122020150 Collar 3001064-001 3001064-001 3001064-001 Ball bearing，6018 91301048 91301048 91301048 Oil return collar 3001066-001 3001066-001 3001066-001 Cover 3001067-001 3001067-001 3001067-001 Lock-nut 3001068-001 3001068-001 3001068-001 68-1 Balance piece 3001068-003 3001068-003 3001068-003 68-2 Set screw, M5x8 1120207008 1120207008...
  • Page 48 HEADSTOCK ASSMBLY (Spindle Bore：78mm or 3") Plug 1120207704 1120207704 1120207704 Set screw 1120204203 1120204203 1120204203 Shifting lever 1120204301 1120204301 1120204301 Shifting fork 112020781 112020781 112020781 Shifting fork 112020441 112020441 112020441 Shifting lever 1120204507 1120204507 1120204507 Shifting lever 1120204605 1120204605 1120204605 103-1 Shifting lever 1120204703...
  • Page 49 HEADSTOCK ASSMBLY (Spindle Bore：78mm or 3") Oil-seal，P18xP1.0x14L Screw，M6xP1.0x14L Lenz-oil，φ29 92552001 92552001 92552001 Spring pin，φ5x32L Spring pin，φ5x26L Snap ring，S12 Snap ring，S10 Set screw，M10x1.5x20L Hexagon socket screw， M10xP1.5x95L Hexagon socket screw， M6xP1.0x40L Square key，6x6x70L...

  • Page 50: Gearbox

    8-2. Gearbox...
  • Page 51 GEAR BOX ASSEMBLY Model: 19" Model: 21" ITEM Model: 17" (430) Part Name (480) (530) Part No. Part No. Part No. Gear box 1210300307 1210300307 1210300307 Cover-gear 1210300101 1210300101 1210300101 Gear-driven bevel 1210300405 1210300405 1210300405 Pin-fixed 1210300503 1210300503 1210300503 Pin-split Claw-shifter 1210300601 1210300601...
  • Page 52 GEAR BOX ASSEMBLY Gear-"B" shaft (22T) 1210302301 1210302301 1210302301 Key square , 6x6x20L Shaft-"B" 1210302409 1210302409 1210302409 Bearing-ball , 6003 91301005 91301005 91301005 Cap-left 1210302507 1210302507 1210302507 Hexagon socket screw , M6xP1.0x12L Ring-"O" , P36 Shaft-"C" 1210302605 1210302605 1210302605 Gear-"C" shaft (20T‧20T) 1210302703 1210302703 1210302703...
  • Page 53 GEAR BOX ASSEMBLY Bearing-ball, 6005 91301010 91301010 91301010 Shaft-"G" 1210304805 1210304805 1210304805 Gear-"G" shaft 1210304903 1210304903 1210304903 Gear-"G" shaft (36T) 1210305008 1210305008 1210305008 Gear-"H" shaft (38T‧19T) 1210305106 1210305106 1210305106 Shaft-"H" 1210300209 1210300209 1210300209 Key-square , 6x6x13L Cap-bearing 1210305204 1210305204 1210305204 Bushing-"H"...
  • Page 54 GEAR BOX ASSEMBLY Lead-screw (8 feet in) 1230700205 1230700205 1230700205 (8 feet mm) 1230700107 1230700107 1230700107 (10 feet in) 1240700208 1240700208 1240700208 (10 feet mm) 1240700100 1240700100 1240700100 Nut-lock 1210700709 1210700709 1210700709 Bushing-leadscrew Plug-lead screw 1210700709 1210700709 1210700709 Supporter-for leadscrew, feed rod 1210700807 1210700807 1210700807...
  • Page 55 GEAR BOX ASSEMBLY Hexagon socket screw , 1210701500 1210701500 1210701500 M10xP1.5x35L Pin-taper , #4x38 1003502904 1003502904 1003502904 128-1 Pin-taper , 6x45 Hexagon socket screw , M8xP1.25x40L Screw-taper, oil outlet PT3/8 Screw-set , taper , PT1/8 Shifter (middle) 1210305606 1210305606 1210305606 Shifter (left side) 1210306005 1210305606...

  • Page 56: Apron

    3. Apron...
  • Page 57 APRON ASSEMBLY Model: 17" Model: 19" Model: 21" ITEM Part Name (430) (480) (530) Part No. Part No. Part No. Body-Apron (right hand) 1210900209 1210900209 1210900209 1210900101 1210900101 1210900101 (left hand) 1210901706 1210901706 1210901706 Hexagon socket screw , M6xP1.0x16L Holder-half nut (right hand) 1210900405 1210900405 1210900405...
  • Page 58 Lenx-oil, CTA-8 1210902801 1210902801 1210902801 Shaft-auto stop 1210902909 1210902909 1210902909 Cover-bottom apron 1210903004 1210903004 1210903004 Seal-oil , 15x25x7 Seat-tappet 1121601804 1121601804 1121601804 Shaft-tappet 1121601902 1121601902 1121601902 Set screw , M6xP1.0x16L Tappet 1121602007 1121602007 1121602007 Nut , M8xP1.25 Set screw , M8xP1.25x30L Set screw , M6xP1.0x40L Set screw , M6x40 Nut , M6xP1.0...
  • Page 59 Shaft-auto feed (right) 1210901206 1210901206 1210901206 (left) 1210901108 1210901108 1210901108 Collar (right) 1210901206 1210901206 1210901206 Ring-O , P16 Cover 1210903602 1210903602 1210903602 (right) 121090141 121090141 121090141 (left) 1210901304 1210901304 1210901304 Spring washer , M8 Hexagon socket screw , M8xP1.25x12L Snap ring , S10 Lever 1210903700 1210903700...
  • Page 60 APRON ASSEMBLY Knob 1120207400 1120207400 1120207400 Set screw , M4xP0.7x10L Pinion rack 1210904707 1210904707 1210904707 Key-square , 6x6x20L Bearing needle , 91311001 91311001 91311001 NK20/22 Set screw , M8x10 Collar 1210904805 1210904805 1210904805 Pin-spring , 6x36L Gear 1210904903 1210904903 1210904903 Bearing-ball , 6003 91301005 91301005...
  • Page 61 APRON ASSEMBLY Gear (in 16T) 1003514600 1003514600 1003514600 (mm 11T) 1003502502 1003502502 1003502502 (mm 13T) 1003502600 1003502600 1003502600 (mm 14T) 1003514806 1003514806 1003514806 (mm 15T) 1003502708 1003502708 1003502708 (mm 18T) 1003502806 1003502806 1003502806 Washer-spring , 10 Nut , M10xP1.5 Snap ring , S30 Seat-switch 1210701706 1210701706...

  • Page 62: Bed And Base

    8-4. Bed and Base...
  • Page 63 BED AND BASE ASSEMBLY Model: 17" Model: 19" Model: 21" ITEM Part Name (430) (480) (530) Part No. Part No. Part No. Cover-end 1221600201 1221600103 1221600103 Screw-cross-recessed head , M6xP1.0x20L Cover-electric box 1122102006 1122102006 1122102006 Hexagon socket screw , M6xP1.0x25L Pin-taper , 6x36 Rack (5 feet)
  • Page 64 BED AND BASE ASSEMBLY Set screw , M8xP1.25x8L Spring , 1x6x8L Ball-steel , 1/4" Lever-turning shaft 1122102506 1122102506 1122102506 Collar 1122103905 1122103905 1122103905 Set screw, M8xP1.25x10L 91120810 91120810 91120810 Supporter-shaft 1122102604 1122102604 1122102604 Hexagon socket screw , M8xP1.25x16L Hexagon socket screw , M16xP2.0x55L Plug 1122102702...
  • Page 65 8-5. Break System...

  • Page 66: Brake System

    BRAKE SYSTEM Model: 17" Model: 19" Model: 21" ITEM Part Name (430) (480) (530) Part No. Part No. Part No. Seat-motor 1210400106 1210400106 1210400106 Shaft-motor seat 1210400204 1210400204 1210400204 Block 1210100601 1210100601 1210100601 Set screw , M6xP1.0x15L 1210400606 1210400606 1210400606 Spring 1210400302 1210400302...
  • Page 67 BRAKE SYSTEM Belt-brake (5HP , 15HP) 1003519605 1003519605 1003519605 (7.5HP , 10HP) 1003519703 1003519703 1003519703 Belt pulley (5HP/60HZ) 3005025 3005025 3005025 (7.5HP、 3005025-004 3005025-004 3005025-004 10HP/60HZ) Set screw , M8xP1.25x8L Key , 8x7.5x40 (5HP) 10x8x65 (7.5HP) (10HP) 12x8x80 (15HP) Motor (5HP/220/440/60) 81000103 81000103 81000103...
  • Page 68 8-6. Carriage and Crossfeed...

  • Page 69: Carriage And Crossfeed Assembly

    CARRIAGE AND CROSSFEED ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Carriage 1220800109 1220800109 1220800109 Nut-crossfeed Nut-crossfeed Spring , 0.3x5x15L Shim-crossfeed nut 1120800901 1120800901 1120800901 Pipe-lubrication oil Nut-copper Conveyor-oil 1120801006...
  • Page 70 Washer-wave type , 6210 Set screw , M6xP1.0x10L...
  • Page 71 CARRIAGE AND CROSSFEED ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Clutch-dial 1120802807 1120802807 1120802807 Dial-crossfeed (8TPI/export) 1000808203 1000808203 1000808203 (5MM/export) 1000802603 1000802603 1000802603 Hexagon socket screw , M6xP1.0x15L Set screw 1120803000...
  • Page 72 Tool post square (export) 1003512802 1003512606 (local) 1003512704 1003512508...
  • Page 73 8-7. Tailstock...

  • Page 74: Tailstock Assembly

    TAILSTOCK ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Seal-oil , TC68x90x12 Hexagon socket screw, M8xP1.25x10L Set screw , M6xP1.0x10L Block-clamp 1121101005 1221100706 1221100706 Block-clamp 1121101005 1221100706 1221100706 Shaft-clamp spindle 1121101103...
  • Page 75 Case 1122100502 1122100502 1122100502 Wiper 1122100100 1122100100 1122100100...
  • Page 76 TAILSTOCK ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Bottom-tailstock 122110141 122110021 9307040 Bolt-clamp 9307041-1 9307041-2 9307041-3 Block-adjusting 1221101301 1221101301 1221101301 Screw-hexa. socket , M10xP1.5x80L...
  • Page 77 8-8. Steady Rest...

  • Page 78: Steady Rest Assembly

    STEADY REST ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Steady-rest (6" Bronze tip type) 1003519203 1003501103 (6" Roller type) 1003519301 1003501201 (9" Bronze tip type) 1003501309 3008001-008 (9"...
  • Page 79 8-9. Follow Rest...

  • Page 80: Follow Rest Assembly

    FOLLOW REST ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Body-follow rest (Bronze tip type) 1003519409 1003503107 3008021-003 (Roller type) 100352700 100352710 3008021-004 Nut-lead screw Lead-screw Collar Pin , 4x25L Plug-lead screw Screw-hexa.
  • Page 81 8-10. Coolant System...

  • Page 82: Coolant System Assembly

    COOLANT SYSTEM ASSEMBLY ITEM Amt. Model: 17" (430) Model: 19" (480) Model: 21" (530) Part Name Used Part No. Part No. Part No. Nozzle Nut-lock Cock-lever Elbow Metal pipe Pipe (5 , 6 feet) 92605002 92605002 92605002 (8 feet) 92605003 92605003 92605003 (10 feet)

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