Janome Magnolia 7318 Instruction Manual

Janome Magnolia 7318 Instruction Manual Manual pdf 36 page image

34Condition Cause ReferenceThe needle breaks.Skipped stitchesSeam puckeringThe cloth is not fedsmoothly.The needle threadbreaks.The bobbin threadbreaks.1. The needle thread is not threaded properly.2. The needle thread tension is too tight.3. The needle is bent or blunt.4. The needle is incorrectly inserted.5. The needle thread and the bobbin thread are not drawn tothe rear and set properly under the presser foot whenstarting sewing.6. The fabric is not drawn to the rear when sewing is finished.7. The thread is too heavy or too fine for the needle.1. The bobbin thread is not threaded properly in the bobbinholder.2. Lint has collected in the bobbin holder.3. The bobbin is damaged and does not turn smoothly.4. The thread is wound loosely on the bobbin.1. Needle is incorrectly inserted.2. The needle is bent or blunt.3. The needle clamp screw is loose.4. A proper foot is not used.5. The fabric is not drawn to the rear when sewing is finished.6. The needle is too fine for the fabric being sewn.1. The needle is incorrectly inserted.2. The needle is bent or blunt.3. The needle and/or thread are not suitable for the fabricbeing sewn.4. A blue tip needle is not used for sewing stretch, very finefabrics and synthetics.5. The needle thread is not threaded properly.6. A poor quality needle is used.1. The needle thread tension is too tight.2. The needle thread is not threaded properly.3. The needle is too heavy for the fabric being sewn.4. The stitch length is too long for the fabric.* Use a stabilizer for very fine fabrics.1. The feed dog is packed with lint.2. The stitches are too fine.3. The feed dog was not raised after being lowered.4. The foot pressure is not adjusted properly.Page 11Page 15Page 7Page 7Page 16Page 16Page 7Page 10Page 32Replace the bobbinRe-wind the bobbin.Page 7Page 7Page 7Use proper foot.Page 16Page 7Page 7Page 7Page 7Page 7Page 11Replace the needlePage15Page 11Page 7Make stitch shorterPage 32Make stitch longerPage 5Page 5The buttonhole isnot sewn well.The machine doesnot work.Patterns are distorted.1. The machine is not plugged in.2. Thread is caught in the hook race.3. The handwheel is pulled for bobbin winding.1. The stitch is not balanced.1. The stitch density is not suitable for the fabric being sewn.2. Interfacing is not being used with stretch fabrics.Page 4Page 32Page 9Page 14Page 22Page Use interfacingTroubleshootingThe needle threadloops.1. The needle thread tension is too loose.2. The needle size is not suitable for the thread.Page 15Page 7Noisy operation 1. The feed dog is packed with lint.2. Lint has collected in the bobbin holder.Page 32Page 32

/ 37

Related manuals for Janome Magnolia 7318