Assessments - 5, GPA: 3
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Facilidade de uso
CLEANING AND OILING SHUTTLE AREA On rare occasions, you may want to clean the shuttle area. Just follow these simple steps. 1. Raise needle to its highest position by turning handwheel toward you. Remove bobbin case by lifting it out from left side. Clean the shuttle with small brush and put a drop of oil to the points indicated by arrows. Don't over-oil. (Reminder: don't use household oil...use sewing machine oil. ) REPLACING BOBBIN CASE . Insert bobbin case into shuttle from left side, aligning red dot on the bobbin case with red dot on the bobbin case stopper. (Fig. 1) . Turn the bobbin case in the direction of red arrow on the stopper until it stops. (Fig. 2) . Replace needle plate to its original position. (Fig. 2) 4. Replace bobbin cover plate. NOTE: If bobbin case is not properly installed, it will be damaged when the needle plate is put into position. Don't touch screws on the bobbin case stopper. Oil and lint brush No. 6890 is available at most Sears retail stores and catalog. LI III III OILING UNDER TOP COVER PLATE Remove top cover plate by loosening two top screws (A and B) as shown at left. Then place one or two drops of Kenmore sewing machine oil at each point. OILING UNDERSIDE Tilt back machine and remove bottom and free-arm covers by loosening four screws (A, B, C and D). .1111 II I OILING IN FACE COVER PLATE Swing face cover plate open and oil points indicated by arrows in illustration. OILING IN END COVER PLATE A drop of oil should be placed through the hole indicated in the end cover plate. CHANGING LIGHT BULB The sewing light is located inside the face cover plate as shown. To replace the bulb, push switch to off., unplug machine and swing the face cover plate open. Push up on the bulb slightly and turn bulb to the left. Withdraw bulb from socket. Push in new bulb and turn to the right. 23 CHECKING PERFORMANCE PROBLEMS Your Kenmore sewing machine is a precision nance. If you have any performance problem, instrument, designed to give you many years check the list below and you'll be able to of troublefree sewing -with minimum maintesolve the problem yourself. Stitches are irregular 1. Needle size is not correct for thread and fabric. -See page 16. 2. Machine is not threaded correctly. -See page 10. 3. Top thread tension is too loose. See page 12. 4. Fabric is being pulled or pushed against machine feeding action. -Guide it gently. 5. Presser foot pressure is too light. -See page 15. 6. Bobbin has not beent wound evenly. Rewind bobbin. 7. There are nicks or burrs at needleplate opening. -Replace needleplate or polish off burrs completely. Needle breaks 1. Fabric is being pulled or pushed against machine feeding action. -Guide it gently. 2. Needle size is not correct for thread and fabric. -See page 16. 3. Needle is not all the 'way up into needle clamp. -See page 17. 4. Presser foot holder is not fastened securely. -See page 17. Bunching of thread 1. Top and bobbin threads are not drawn back under presser foot before starting seam. -Draw both threads back under presser foot about 4" and hold until a few stitches are formed. Fabric puckers 1. Top thread tension is too tight. -Decrease top thread tension. 2. Presser foot pressure is too light. -See page 15., 3. Two different sizes or types of thread are used. -Use same size and type of thread on top and in the bobbin. 4. Needle is bent or blunt. -Replace needle. 5. Presser foot holder is not fastened securely. -See page 17. 6. Fabric is too sheer or too soft. -Use underlay of tissue paper. •,'/i \\ \ \ \ I III Machine skips stitches 1. Needle size is not correct for thread and fabric. -See page 16. Fabric is certain knit or synthetic. Use "Q NEEDLE"r_and "O FOOT",_. 3. Needle is bent or blunt. -Replace needle. 4. Needle is not all the way up into needle clamp. -See page 17. 5. Top thread tension is too tight. -Decrease top thread tension. 6. Presser foot pressure is too light. See page 15. Needle thread breaks 1, Machine is started too fast. -Start to stitch at a medium speed. 2, Machine is not threaded correctly. See page 10. 3, Top thread tension is too tight. See page 12. 4, Needle size is not correct for thread and fabric. -See page 16. 5i Eye of needle has sharp edges. -Replace needle. 6i There are nicks or burrs at needleplate opening. -Replace needleplate or polish off burrs completely. Bobbin thread breaks li Bobbin case is not threaded correctly. -See page 9. 2, Lint accumulates in bobbin case or shuttle. -See page 21. Machine does not feed fabric 1. Presser foot pressure is too light. -See page 15. 2. Thread is knotted under fabric. 3. Feed cover plate is attached on needle plate. -Remove feed cover plate. Machine jams 1. Thread is caught in shuttle. Remove bobbin case and clean shuttle (see page 21 ). 2. Needle is damaged. -Replace needle. 3. Needle plate is bent. -Replace needle plate. Machine will not sew 1. Hand wheel is not returned to stitching position. -Push in clutch. 2. Power cord is not connected. -Check plug. 3. Power/li...
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