Singer One Instruction Manual 9 - Page 13

127-3 & 128-3 HINTS The Belt See that the belt is not too tight; it should always be tight enough not to slip. If too loose remove the hook at one end, shorten the belt and rejoin. Machine Working Heavily. If the machine runs hard after standing idle for some time use a little kerosene in the oiling places, run the machine rapidly, then wipe clean and oil. To Avoid Breaking Needles. See that the presser foot or attachments are securely fastened by the thumb screw, Do not sew heavy seams or very thick goods with too fine a needle. A large needle and thread to correspond should be used on heavy work ???REFERENCE???. See that the needle is not bent and avoid pulling the material when stitching. Breaking of Needle Thread. If the needle thread breaks it may be caused by: Improper threading. Tension being too tight. The thread being too coarse for size of needle. The needle being bent, having a blunt point, or being set incorrectly. Breaking of Bobbin Thread. If the bobbin thread breaks it may caused by: Improper threading of the shuttle. Tension being too tight. Skipping of Stitches. The needle may not be accurately set into the needle bar or the needle may be blunt or bent. The needle may be too small for the thread in use. Table of Contents Previous Page | Next Page 13