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Toyota SD Service Manual

Rs2000 series
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Summary of Contents for Toyota SD

  • Page 3 Introduction Notice on the Service Manual 1. This Service Manual for the RS2000 sewing machines is written to assist users in properly diagnosing and correcting problems with the machine.Please read through this Service Manual carefully and utilize it as a reliable guide for daily service activities. 2.

  • Page 4: Table Of Contents

    CONTENTS 1.Specifications..................4 2.Troubleshooting ..................5 1.Improper tightness of stitches................. 5 2.Skip stitch ....................... 7 3.Thread breakage ..................10 4.Broken or bent needle .................. 13 5.Improper fabric feed ..................16 6.Disrupted pattern ..................18 7.Improper buttonhole sewing ................. 21 8.Improper lower thread winding length ............22 9.Improper upper threading ................
  • Page 5 MEMO...

  • Page 6: Specifications

    Specifications 1.Specifications RS2000 Item\Type Type of stitch Straight lock stitch/zigzag sewing Needle to be used HA × 1, # 11 to 16 (Standard : # 14) Hook type Vertical half-turn rotary hook Take-up lever type Link take-up lever Fixed for each Stitch length Adjust dial type: Max.

  • Page 7: Troubleshooting

    Troubleshooting 2.Troubleshooting 1.Improper tightness of stitches [Example of phenomenon] [Check item before adjustment] Are upper and lower threads threaded properly? Is the combination of needle and thread adequate for the fabric? Reference Step Item Diagnosing Method Standard Page 1. Upper thread Upper thread A = 0.85 to 1.15 [Adjustment]...
  • Page 8 Troubleshooting Reference Step Item Diagnosing Method Standard Page Clearance between A = 0.3 to 0.6 [Adjustment] 3. Hook shuttle page.42 <Diagnosis> driver and Remove the extension table, and open shuttle hook the shuttle cover. Remove the bobbin case from the hook.

  • Page 9: Skip Stitch

    Troubleshooting 2.Skip stitch [Example of phenomenon] [Check item before adjustment] Is home-use sewing machine needle (HA × 1)used? Is the needle installed correctly? Is the needle bent? Is the combination of needle and thread adequate for the fabric? Is the upper thread threaded properly? Reference Step Item...
  • Page 10 Troubleshooting Reference Step Item Diagnosing Method Standard Page <Condition> Clearance <SD> between A = 0.03 to 0.08 [Adjustment] Pattern selection dial: "6" needle and page.26 <2D> hook Pattern selection dial: "4" <3D> Pattern selection dial: "3" Stitch width lever: "0"...
  • Page 11 B = 0.5 to 1.0 page.28 upper plate spring <Condition> spring <SD> Pattern selection dial: "11" <2D> Pattern selection dial: "7" <3D> Pattern selection dial: "3" Stitch width lever: "5" <Diagnosis> When the needle bar is brought to the low-...

  • Page 12: Thread Breakage

    Troubleshooting 3.Thread breakage [Example of phenomenon] [Check item before adjustment] Is home-use sewing machine needle (HA × 1)used? Is the needle installed correctly? Is the needle bent or deformed? Is the combination of needle and thread adequate for the fabric? Is the upper thread tension set correctly? Are upper and lower threads threaded properly? Reference...
  • Page 13 (#800). <Diagnosis> Check the hook blade point by touching the hook blade point with finger. <Condition> Amount of <SD> 4. Needle and A = 1.85 ± 0.15 [Adjustment] needle Pattern selection dial: "5" hook page.26 elevation <2D>...
  • Page 14 B = 0.5 to 1.0 page.28 spring upper plate <Condition> spring <SD> Pattern selection dial: "11" <2D> Pattern selection dial: "7" <3D> Pattern selection dial: "3" Stitch width lever: "5" <Diagnosis> When the needle bar is brought to the...

  • Page 15: Broken Or Bent Needle

    Is a proper presser foot used? Is the upper thread tension too strong? Reference Step Item Diagnosing Method Standard Page <Condition> Needle <SD> dropping Pattern selection dial: "6" points [Adjustment] <2D> A = B page.30 Pattern selection dial: "4" straight <3D>...
  • Page 16 Troubleshooting Reference Step Item Diagnosing Method Standard Page <Condition> <SD, 2D> Needle <SD> 1. Needle and A = 5 to 7 mm [Adjustment] sideways Pattern selection dial: "11" needle plate <3D> page.32 movement <2D> A = 3 to 5 mm Pattern selection dial: "7"...
  • Page 17 Troubleshooting Reference Step Item Diagnosing Method Standard Page <Condition> Amount of <SD> 2. Needle and A = 1.85 ± 0.15 [Adjustment] needle Pattern selection dial: "5" hook page.26 elevation <2D> Pattern selection dial: "3" <3D> Pattern selection dial: "4" <Diagnosis>...

  • Page 18: Improper Fabric Feed

    (A) between the surface of needle plate and the upper limit of feed dog. 1. Feed dog <Condition> Fore and A = 1.0 ± 0.5 [Adjustment] <SD> aft position page.34 Pattern selection dial: "8" of feed dog <2D, 3D> Stitch length dial: "5" <Diagnosis>...
  • Page 19 Troubleshooting Reference Step Item Diagnosing Method Standard Page Sideways [Adjustment] 1. Feed dog position of A = B page.34 feed dog <Diagnosis> Remove the presser foot. When the feed dog is brought to the high- est position (= upper dead point of needle bar) by rotating the handweel, measure the sideways position (A, B) of feed dog.

  • Page 20: Disrupted Pattern

    Is the feed dog lifted? Is the stitch width lever positioned correctly? Reference Step Item Diagnosing Method Standard Page <Condition> Needle <SD> dropping Pattern selection dial: "6" points [Adjustment] <2D> A = B page.30 Pattern selection dial: "4" straight <3D>...
  • Page 21 Troubleshooting Reference Step Item Diagnosing Method Standard Page <SD, 2D> <Condition> Needle <SD> A = 5 to 7 mm 1. Needle and [Adjustment] sideways Pattern selection dial: "11" needle plate page.32 <3D> movement <2D> A = 3 to 5 mm Pattern selection dial: "7"...
  • Page 22 Item Diagnosing Method Standard Page A = 2.8 ± 0.3 3. State of Pattern <Condition> pattern stitch [Adjustment] <SD, 2D> (Exclude feeding Pattern shall not page.41 Pattern selection dial: "16" be opened or SDU type) amount <3D> overlapped. Pattern selection dial: "17"...

  • Page 23: Improper Buttonhole Sewing

    Width must be Presser foot: Buttonhole foot [Adjustment] right and left the same at Buttonhole stitch adjuster : Center page.39 (SD, 2D right and left. <SD> only) Pattern selection dial: "1" to "4" <2D> Pattern selection dial: "11" to "14"...

  • Page 24: Improper Lower Thread Winding Length

    Troubleshooting 8.Improper lower thread winding length [Example of phenomenon] [Check item before adjustment] Is the upper thread threaded on the thread guide? Is the upper thread threaded on the lower thread guide? Is the lower thread threaded properly through the bobbin hole? Reference Step...

  • Page 25: Improper Upper Threading

    Troubleshooting 9.Improper upper threading [Example of phenomenon] [Check item before adjustment] Is the needle positioned at the top? Is the thread threaded properly through the needle guide? Is the upper thread threaded properly? Is the needle installed correctly? Is a needle # 11 to # 16 used? Is the needle bent? Reference Step...

  • Page 26: Adjustment Of Respective Parts

    Adjustment of respective parts 3.Adjustment of respective parts 1.Needle bar position Needle bar height [Condition] Needle: # 14 [Diagnosis] 1. Remove the extension table, and open the shuttle cover. 2. When the needle bar is brought to the lower dead point by rotating the handweel, mea- sure the clearance (A) between the needle point and the shuttle hook center.(Fig.
  • Page 27 Adjustment of respective parts [Adjustment] 1. See the needle bar height [Adjustment] above. [Note] When the needle threader is equipped, con- firm that the thread passes through properly. (See:page.23) * Repeat the adjustment till the standard is met.

  • Page 28: Timing Between Needle And Hook

    Adjustment of respective parts 2.Timing between needle and hook Amount of needle elevation [Condition] <SD> Pattern selection dial: "5" <2D> Pattern selection dial: "3" <3D> Pattern selection dial: "4" [Diagnosis] 1. Remove the extension table, and open the shuttle cover.
  • Page 29 Adjustment of respective parts [Standard] A = 0.03 to 0.08 mm (Fig. 3) * Make adjustment if the diagnosis result fails to meet the standard. [Adjustment] 1. Remove the face cover to see the adjuting section.(See:page.45) 2. Loosen the adjustment shaft nut at the upper part of needle and adjust by turning the adjustment shaft.(Fig.

  • Page 30: Clearance Between Needle And Upper Plate Spring

    Adjustment of respective parts 3.Clearance between needle and upper plate spring [Condition] <SD> Pattern selection dial: "11" <2D> Pattern selection dial: "7" <3D> Pattern selection dial: "3" Stitch width lever: "5" [Diagnosis] 1. When the needle bar is brought to the lower...

  • Page 31: Stitch Width

    Adjustment of respective parts 4.Stitch width (3D only) [Condition] Pattern selection dial: "4" [Diagnosis] 1. Move the stitch width lever to left till the lever is stopped. 2. Check the state of stitch after sewing a fabric. (Fig. 1) [Standard] Stitches must be straight.

  • Page 32: Needle Location

    Adjustment of respective parts 5.Needle location Straight needle dropping points [Condition] <SD> Pattern selection dial: "6" <2D> Pattern selection dial: "4" <3D> Pattern selection dial: "3" Stitch width lever: "0" [Diagnosis] 1. Rotate the handweel, bring down the needle lower than the surface of needle plate.
  • Page 33 Adjustment of respective parts [Adjustment] 1. Remove the external panels and others to see the adjusting section. (See:page.45) 2. Turn the adjustment screw, adjust the needle location.(Fig. 4) * Repeat the adjustment till the standard is met.

  • Page 34: Needle Sideways Movement

    1. When the needle travels from left to right, measure the distance (A) from the surface of needle plate to the needle point.(Fig. 1) [Standard] <SD, 2D> A = 5 to 7 mm <3D> A = 3 to 5 mm (Fig. 1) * Make adjustment if the diagnosis result fails to meet the standard.

  • Page 35: Thread Tension

    Adjustment of respective parts 7.Thread tension Upper thread tension [Condition] Upper thread tension dial: "5" Thread: Cotton yarn # 60 [Diagnosis] 1. Pass the upper thread from the spool of thread to the thread guide. Pull the thread vertically and measure the tension (A) when the value has stabilized .

  • Page 36: Feed Dog Position

    Right turn raises the feed dog. Left turn lowers the feed dog. * Repeat the adjustment till the standard is met. Fore and aft position of feed dog [Condition] <SD> Pattern selection dial: "8" <2D, 3D> Stitch length dial: "5" [Diagnosis] 1.
  • Page 37 Adjustment of respective parts Crosswise position of feed dog [Diagnosis] 1. Remove the presser foot. 2. When the feed dog is brought to the highest position (= upper dead point of needle bar) by rotating the handweel, measure the sideways position (A, B) of feed dog.(Fig.

  • Page 38: Lower Thread Winding Length

    Adjustment of respective parts 9.Lower thread winding length [Condition] Thread: Cotton yarn # 60 Wind-up: When the wound thread contacts the bobbin stopper and the bobbin stops [Diagnosis] 1. Set the bobbin on the bobbin winder shaft. 2. When the bobbin has returned to the original position (to left) after winding up the lower thread, measure the states of winding (A, B).

  • Page 39: Presser Foot Height

    Adjustment of respective parts 10.Presser foot height Presser foot height [Diagnosis] 1. Set the presser foot. 2. Lift the presser foot. 3. Measure the clearance (A) between the presser foot and the surface of needle plate. (Fig. 1) [Standard] A = 5 to 6 mm (Fig. 1) * Make adjustment if the diagnosis result fails to meet the standard.

  • Page 40: Needle Threader

    Adjustment of respective parts 11.Needle threader Needle threader height [Condition] Needle: # 11 to # 16 [Diagnosis] 1. When the needle bar is brought to the upper dead point by turning the handweel, check the movement of needle threader lever by pressing it down.(Fig.

  • Page 41: Buttonhole Sewing

    (See:page.45) 2. Turn the adjustment screw, eliminate the difference of stitch numbers at right and left. (SD: Fig. 2, 2D/3D: Fig. 3) When the stitches at left is coarser than the right, turn the screw to right.
  • Page 42 Adjustment of respective parts [Standard] Width must be the same at right and left. (Fig. 4) * Make adjustment if the diagnosis result fails to meet the standard. [Adjustment] 1. Remove the external panels and others to see the adjusting section. (See:page.45) 2.

  • Page 43: Feeding Amount

    1. Remove the external panels and others to see the adjusting section. (See:page.45) 2. Turn the adjustment screw, adjust the pattern feeding amount.(SD: Fig. 2, 2D/3D: Fig. 3) Right turn increases the feeding amount. Left turn decreases the feeding amount.

  • Page 44: Clearance Between Shuttle Driver And Shuttle Hook

    Adjustment of respective parts 14.Clearance between shuttle driver and shuttle hook [Diagnosis] 1. Remove the extension table, and open the shuttle cover. 2. Remove the bobbin case from the hook. 3. When the shuttle driver is turned to left by rotating the handweel, measure the clear- ance (A) between the shuttle driver and the shuttle hook.(Fig.

  • Page 45: Belt Tension

    Adjustment of respective parts 15.Belt tension Motor belt tension [Diagnosis] 1. Remove the external panels and others. (See:page.45) 2. When pressing the center of motor belt with a force of 3N, measure the depth of flexure (A) on the belt.(Fig. 1) [Standard] A = 7.0 to 9.0 mm (Fig.
  • Page 46 Adjustment of respective parts [Adjustment] 1. Loosen the idler pulley adjustment screw, adjust the idler pulley position.(Fig. 4) * Repeat the adjustment till the standard is met.

  • Page 47: Removal And Reassembling Of Main Components

    Removal and reassembling of main components 4.Removal and reassembling of main components 1.External panels, etc. [Note] Use a magnetic screwdriver in order to prevent screws from dropping in the sewing machine. 1. Remove the face cover (1)Remove the screw (A). (2)Remove the face cover.(Bring up to left top.) 2.

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