Thread trimmer mechanism, Disassembly, @2 t | Brother BAS-311E

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Brother BAS-311E service manual Thread trimmer mechanism, Disassembly, @2 t, @0!3 !7

Contents

SERVICE MANUAL Please read this manual before making any adjustmentsBAS-311E,311EL BAS-326E,326EL Symbols z Safety indications and their meaningsDANGER Indications x Notes on safety InstallationSewing Maintenance and inspection Cleaning Safety devices Thread take-up cover Eye guard, Belt cover c Warning labelsFinger guard, etc Moving parts may cause injury INDEX Explanation of models Chapter 4. Adjustments Chapter 5. How to make up the work clamp Chapter 1. Mechanical description 1. Needle bar, thread take-up, lower shaft and shuttle hook mechanismChapter 1. Mechanical description e r q w t y u 2. Work clamp lifting mechanism 1 Solenoid type, 311E Work clamp lifting mechanism 326E Work clamp lifting mechanism 2 311E, 311EL Pneumatictypew e q r w eq r 3. Feed mechanism X axis 311E, 311EL, 326E, 326EL e r wu i y o Feed mechanism Y axis 326E, 326EL Feed mechanism Y axis 311E and 311ELey q q w i r e t r t e q w y u 4. Presser foot mechanism e r q w Presser foot mechanism t yu i o 5. Thread trimmer mechanism Thread nipper 2 during thread trimming 6. Thread nipper 1 when presser foot risesr r e q w q w e t y r Thread wiper 2 horizontal wiper optional 7. Thread wiper 1 vertical wiper standardq w e r t q w e r 1. Covers 1 311E Chapter 2. DisassemblyChapter 2. Disassembly q w r y e u t Covers 3 326E, 326EL Covers 2 311ELq !1 e i y u o w u o t y r q w 2. Feed mechanism2. Remove the bolt and the work clamp r 3. Remove the screw, the feed plate t and the needle sub plate y w q u y e 3. Presser foot mechanism t r o i 4. Needle bar mechanisme y r u w 7 !6 y wt y ru o i e!0 q 5. Upper shaft mechanismr !7 5q !2 !1 6r !4 w q e r t 6. Feed mechanism Y axis 1 311E and 311EL1. Loosen the set screw and remove the X-feed shaft q 2. Remove the screws and the work clamp arm w q r t Feed mechanism Y axis r w e q u q i t y Feed mechanism Y axis 3 326E, 326E r y w e 7. Feed mechanism X axis 1 311E @3 o 0!1 6 !2!3 Feed mechanism X axis 2 311EL and 326E, 326ELu r q @2 @0 8. Lower shaft mechanism w r q e1!0 o i i t q r 9. Work clamp lifter Solenoid type r u r t y i e w q t r y o 10. Thread nipper mechanism 11. Thread trimmer mechanism @2 t@0!3 !7 1. Thread trimmer mechanism Chapter 3. AssemblyChapter 3. Assembly t y r e i 0 !1 2. Thread nipper mechanism 4 !5 work clamp lifter wire @1, and tighten the bolt @2 3. Work clamp lifter mechanism o !1u @2 y @4 !4 t u r y t e i u w q e w qSliding portions of link shaft C q and link B w 4. Feed mechanism X axis 311E e q w r2 !3 Adjustment procedure w !5 Feed mechanism X axis 311EL, 326Ei u t 0i y Feed mechanism X axis 311EL and 326E @0 wo @7 t r qty o e 1!0r !2 q 1w @0 @2 @9 #2 @8 #0 @3#1 @4 @5 @6 !6 r q w e Feed mechanism Y axis 326E 5. Temporarily attach the work clamp Arm !2to the Y-feed bracket i using the bolts and washers 6. Upper shaft mechanism e q w t y r e qq w i 7. Needle bar mechanism q !53!4 u i o o 0 !4 8. Presser foot mechanism q 1!4 w @1@3 w w q e t o u 0y 9. Lower shaft mechanism r r e o !0 10. Lower shaft Rotary hook i !0 t o e y i q u 2. Secure the needle sub plate e with the screw r r e t w q i u y !1 o 12.Press the P key and adjust the X-sensor setting plate !7so that the needle !4is aligned with the home position X=0, Y=0 of the H-position standard plate !1 Feed guide mechanism Home position adjustment Y 326E and 326EL Feed guide mechanism Home position adjustment Y 311E and 311ELqt w P key e q 13. Covers 311Eo !0 @1 @0 @2 326E · 326EL 311ELy w e i u t o t !1 1. Adjusting the needle bar height adjustment Chapter 4. Adjustments2. Adjusting the needle bar lift amount Chapter 4. Adjustments 4. Adjusting the driver needle guard 3. Adjusting the needle clearance5. Adjusting the shuttle race thread guide q w e 6-1. Solenoid type 6. Adjusting the two-step work clamp lift amount rr q 6-2. Pneumatic typeyw w r BAS-311E · 311EL 7-1. Replacing the movable and fixed knives 7. Adjusting the movable knife A. After the movable knife and fixed knife are properly engaged, tighten shoulder screw u w q 326E, 326EL 311E, 311EL 8. Adjusting the lowest point of the presser foot w o e yr q t 9. Changing the presser foot lift 8-1. Presser foot adjustmentr e q w w q e For vertical wiper standard 10. Wiper adjustmentFor horizontal wiper optional re y t q w X axis 11. Adjusting the home position e r e r Y axis 311E and 311EL Y axis 326E, 326EL Adjusting the tension of X-timing belt 311E 12. Adjusting the tension of the timing beltAdjusting the tension of Y-timing belt e w r 311EL and 326E, 326EL Adjusting the tension of X-timing belt A326Adjusting the tension of X-timing belt B326 13. Adjusting backlashes Lower shaftY-axis feed 14. Adjusting the driving lever stopper position 15. Adjusting the thread trimmer driving lever positionMost 0.15 mm 16. Work clamp lift components for manual operation Sole- noid type 17. Adjusting the presser foot heightq q w y t r wu y 18. Adjusting the needle up stop position 1. How to make up clamping type work clamp Chapter 5. How to make up the work clampHow to make up the work clamp How to make up the feed plate How to make up the plastic work clamp 2. How to make up cassette type work clamp Clamp spring Cassette presser 1. Precautions at the time of adjustment Chapter 6 Power supply and electrical parts adjustment2. Components inside the control box Power supply circuit board 3. Fuse explanation Connector positions Outside of the control box 4. Connectors Outside of the panel Panel circuit board LCD contrast VR Programmer and programmer circuit board Contact failure 1. Feed mechanism2. Work clamp lifter and thread trimmer mechanisms Power switch Power3. Sewing operation supply circuit 4. Programmer operation 5. OthersDC fan Error E.12 appears Emergency stop switch is rejectedError E.40 appears 5. DIP switches Panel DIP switch functionsDIP switch A DIP switch B DIP switch C DIP switches inside the control box DIP switch D BAS-300E series 6. Changing special functions using the memory switchesメニュー MENU Memory Switches 20 - 2F Memory Switches 00 - 0F Memory Switches 10 - 1F Chapter 6 Power supply and electrical parts adjustment 7. Checking the input sensor and DIP switch input BAS-300E seriesOFF OFF 8. Checking the input voltage 9. Clearing all memory settingsX-SCALE R / W Version number indication example 10. Confirming software versionBAS-300E series Program NO display 11. Error codes Error codes E.9 * - E.F Flowchart Chapter 7. Trouble shootingExplanation of shapes Chapter work clamp off? Chapter Is the TEST Chapter stops? needle at the upper position when NODoes the machine stop with the Problem solution and measures PrecautionsBefore adjustment For 200 V, 220 V, and For 100 V, 110 VV, 380 V, 400 V, and Chapter Chapter switches pressed#1.2 Presser After a few Chapter Chapter occurs switch is cannot sew Chapter Chapter 8. 1. Gauge parts list according to subclasses S51038326LB-001S51037326LA-001 Chapter 9. Gauge parts list Chapter 9. Gauge parts listPresser foot Needle hole plate OPTION PARTS Work clamp, Feed plate BAS-311E Feed plate blank and Work clamp blank BAS-311E Work clamp and Feed plate BAS-311EL Feed plate blank and Work clamp blank BAS-311EL Feed mechanism BAS-326E Feed mechanism Option parts BAS-326E For one-touch work clamp plate assy Feed mechanism BAS-326E, 326EL Feed mechanism Option parts BAS-311E.311EL.326E.326EL Feed mechanism Option parts BAS-326E,326EL Chapter 10. Option parts Chapter 10. Option partsProgrammer assy Inner clamp device One-touch clamping device Milling device WP stitch device Auto bobbin changer Programmer Inner clamping device Option device Inner clamping device Option device BAS-326EL For Supplry partsA45254000 One-touch work clamp For change the feed plate setting positionS20822101 S20289101 One-touch work clamp Option parts BAS-326EL M-508K Snap fastener and hook attachment deviceM-520K M-525K For sewing the belt with hook S24628-101 S24621-101 S18606-001 S18598-001 Wide perfect device Soft work clamp set Needle cooler set For Horizontal Wiper Play prevention work clamp Thread wiper set Pneumatic type 2-step tension device Auxiliary device Chapter 10. Option parts Presser toot Control Block DiagramYellow Brown Orange per shaft moConvertion Printed in Japan SERVICE MANUAL151-V11, V12 I9080764 1999. 08. B