Pfaff hobbylock 4870 Owner's Manual - Page 84

Sewing problems and their solutions The machine was developed for the simplest operation possible. There are no compli cated settings. It is however possible that the following problems arise as a result of small errors in the settings and operation. These problems can be easily solved if you follow these instructions. Problem Cause Solution Needle breakage The needle was bent or the point damaged. The needle was not properly inserted. The fabric was pulled too forcefully. Insert new needle (see page 29>. Insert needle properly (see page 29). Do not pull the fabric when sewing. Thread breaks Incorrect threading. Thread properly . (see page 13 - 21). The thread got caught. Check if you have caught the thread on the spool stands etc. [. Thread tension is too tight. The needle was not properly Correct the tension. (see page 45 -47 and 51). Insert needle correctly. inserted. (see page 29>. The wrong needle was used. Use needle system EL X 705 [ Skipping stitches The needle is bent or the point damaged. The needle was not properly inserted. The wrong needle was used. Incorrectly threaded. Insert new needle (see page 29) Insert the needle correctly (see page 29). Use needle system EL X 705 Thread correctly (see page 13 - 21). Stitch formation faulty Thread tensions wrongly set. Re-set thread tensions (see page 45 -47 and 51). 3 or 4 thread over- The converter is in its The converter must be set lock seam is ir- left position A (see page 50) in its right position B regular. (see page 50). F The right looper thread is not I sewn. IL 82 rT