User manual SINGER 331K4

[. . . ] To disconnect, turn all controls to the off ("O") position, then remove plug from outlet. To unplug, grasp the plug, not the cord. The sound pressure level under normal operating conditions is 75dB(A). Please turn off the machine or unplug when the machine is not operating properly. [. . . ] (4) - Thread tension module by leading thread down right channel and up left channel (5). During this process it is helpful to hold the thread between the spool and thread guide. 8 7 5 1 2 3 4 - At the top of this movement pass thread from right to left through the slotted eye of the take-up lever and then downwards again. (6) - Now pass thread behind the thin wire needle clamp guide (7) and then down to the needle which should be threaded from front to back. - Pull about 6-8 inches of thread to the rear beyond the needle eye. (8) 25 GB Thread tension Upper thread tension Basic thread tension setting: "4" To increase the tension, turn the dial to the next number up. To reduce the tension, turn the dial to the next number down. Thread tension too loose for straight stitch sewing. Thread tension too tight for straight stitch sewing. Correct thread tension is when a small amount of the upper thread appears on the bottom side of fabric. Lower thread tension To test the bobbin thread tension, remove the bobbin case and bobbin and hold it by suspending it by the thread. Always use the same thread on top and bottom. Heavy woollen, overcoat fabrics, upholstery fabrics, some Heavy duty thread, carpet thread. IMPORTANT: Match needle size to thread size and weight of fabric. (Leaves smaller hole than standard large needle. For best sewing results always use genuine SINGER needles. Replace needle often (approximately every other garment ) and/ or at first thread breakage or skipped stitches. 34 35 GB How to choose your pattern a b To select a stitch, simply turn the pattern selector dial. (c) The pattern selector dial may be turned in either direction. The following page shows the recommended range of stitch lengths. Adjust the stitch length with the stitch length dial according to the fabric being used. (b) To obtain any of the patterns shown on the stitch selection panel, select the pattern with the stitch selector dial. [. . . ] Remove the needle plate: Turn the handwheel until the needle is fully raised. Open the hinged front cover and unscrew the needle plate screws with the screw driver. (1) 1 2 Cleaning the feed dogs: Use the brush supplied to clean the whole area. (2) Cleaning and lubricating the hook: Remove the bobbin case. [. . . ]