Troubleshooting

Fabric is not feeding properly

The stitch setting is not optimal.

  1. Elongate the stitch length. Setting the Stitch Length
  2. Adjust the Differential Feed. Adjusting the Differential Feed

The presser foot pressure is not optimal.

  1. Adjust the presser foot pressure. Setting the Presser Foot Pressure

Needle breaks

The needle is defective.

  1. Replace the needle. Changing the Needle

The fabric has been pulled.

  1. Feed the fabric evenly.

Incorrect needle/thread combination.

  1. Use a needle with a suitable needle size. Selecting the needle

The needle seat is incorrect.

  1. Tighten the needle screw.
  2. Replace the needle. Changing the Needle

The presser foot is loose.

  1. Attach the presser foot. Removing the Presser Foot Sole

Incorrect needle.

  1. Use needles from the needle system ELx705 CF. Selecting the needle

Thread breakage

Incorrectly threaded.

  1. Rethread the needle and the looper thread paths. Threading

The needle is blunt or bent.

  1. Replace the needle. Changing the Needle

The thread tension is not optimal.

  1. Adjust the thread tension. Threading

The thread is tangled.

  1. Check thread feed from the thread spool. Spool Holder

Thread guide is not fully extended.

  1. Pull out the thread guide completely. Retractable Thread Guide

Skipped Stitches

  1. Replace the needle.
  2. Tighten the needle screws.
  3. Match the needle size with the fabric/thread.
  4. Insert the needles correctly.
  5. Select the appropriate needle for the sewing project and the weight of thread.
  6. Check the thread path.
  7. Increase the presser foot pressure.
  8. Thread high-quality thread.

Irregular stitch

Thread is not correctly inserted in the thread pre-tension.

  1. Check the thread path. Threading

The thread tension is incorrect.

  1. Adjust the thread tension. Thread Tension

Incorrect needle/thread combination.

  1. Use a needle with a suitable needle size. Needle

Thread threading is incorrect.

  1. Rethread the needle and the looper thread paths. Threading

The fabric has been pulled.

  1. Feed the fabric evenly.

The presser foot is loose.

  1. Attach the presser foot. Removing the Presser Foot Sole

The air threader pipe is blocked.

  1. Clean Air Threader Pipes. Clean Air Threader Pipes

Unwanted seam puckering

The thread tension is incorrect.

  1. Adjust the thread tension. Thread Tension

Defective needle.

  1. Replace the needle. Changing the Needle

The setting of the Differential Feed is not optimal.

  1. Set the Differential Feed to 0.7 − 1. Adjusting the Differential Feed

Fabric jam

The presser foot pressure too high.

  1. Reduce the presser foot pressure. Setting the presser foot pressure

Machine runs slowly and then stops

The pulse drive is performed.

  1. The machine prepares the threading position.

Machine does not sew

The looper area is open.

  1. Close the looper cover properly. Looper Cover

The machine is not connected to the power supply.

  1. Insert the mains plug into the socket and into the machine. Connecting the machine
  2. Check the socket for power.

The machine is switched off.

  1. Switch the machine on. Connecting the machine

The machine is overheated.

  1. Switch off the machine and leave to cool for 10 − 15 minutes. Connecting the machine

The machine is too cold.

  1. Leave the machine at room temperature for approx. 1 hour.

Fault

Solution

Irregular Trimming

  1. Check the alignment of the Knives.
  2. Replace one or both Knives.

Fabric jam

  1. Reduce the Presser Foot Pressure.
  2. Check the setting of the Differential Feed.
  3. Check for tangled or caught thread.
  4. First baste thick layers of fabric with a conventional sewing machine before sewing with the Overlocker.

The fabric is not cut properly

  1. Set the cutting width to 9.
  2. Remove lint and remnants from the knife.

Knife Defective

  1. Replace the knife.

Machine Not Running

  1. Connect machine to the power source and switch it on.
  2. Close the hook cover.