User manual KOMPERNASS LERVIA KH 4000 UTILITY-AUTOMATIC-FREEARM-SEWING MACHINE

IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 1 ID Nr.: KH4000-05/05-V4 Kompernaß GmbH Burgstrasse 21 · D-44867 Bochum www.kompernass.com IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 2 KH4000 Automatic Free-Arm Sewing Machine Operating instructions IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 3 IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 4 IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 5 IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 6 IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 7 IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 8 y q w er t u i o a s 2% 2$ 2# 2@ 2! f g j d h 2) ; l k IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 3 Lervia KH 4000 Lervia Automatic Free-Arm Sewing Machine 1. Intended Use 2. Technical data 3. Package contents 4. Operating elements 5. Safety instructions 6. Setting up 7. Switching On / Off 8. Threading a) b) c) d) e) a) b) c) a) b) c) d) e) Threading the lower bobbin Threading the lower thread Threading the upper thread Retrieving the lower thread Threading with 2 needles Changing needles Changing the stitch plate Changing the snap-on foot Setting Setting Setting Setting Setting the the the the the upper thread tension lower thread tension presser foot pressure stitch width stitch length 4 4 4 4 5 6 6 7 7 8 11 12 12 11. Sewing a) b) c) d) e) f) g) h) i) j) k) l) m) n) o) p) q) r) s) t) u) v) w) a) b) c) d) e) f) To place the material To start a seam To finish off a seam Guiding the material Changing the sewing direction Selecting a stitch pattern Straight stitch Zigzag Stitch pattern table Blind hem Material-Thread-Needle Table Seam guide Overcast stitch Stretch seams Sewing buttonholes Buttonhole table Sewing on buttons "Edge-to-edge" sewing Decorative stitches Sewing a zipper Sewing with the twin needle Embroidery Thread cutter Clean the gripper area Clean the feeder Clean the casing Oil the gripper track What else needs oiling? Storing 17 17 17 17 18 18 19 19 19 20 21 22 23 23 23 24 24 25 25 25 26 27 27 27 9. Attaching accessories 13 13 13 14 10. Settings 15 15 15 16 16 16 12. Care 28 28 28 29 29 29 30 13. Troubleshooting 14. Warranty and service 15. Disposal 30 31 31 Keep this manual for future reference and pass it on with the equipment to any future users. -3- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 4 Lervia KH 4000 Operating instructions Lervia Automatic Free-Arm Sewing Machine 1. Intended Use The sewing machine is intended ... - for use as a movable machine, - for sewing of typical household textiles and ... - only for private household use. The sewing machine is not intended ... - to be installed at a fixed location, - for processing of other materials (e.g. leather or other heavy materials such as tent or sail fabrics) - for commercial or industrial use. 3. Package contents 1 sewing machine (see front fold-out page) 1 blind hem foot 1 seam guide 1 zipper foot 1 buttonhole foot 1 button foot 1 sewing foot holder (attached) 1 finger protector (attached) 1 zigzag foot (attached) 1 knife 1 oil tube 1 set of needles (incl. twin needle) 3 screwdrivers 2 felt wheels 1 darning plate 3 bobbins 1 foot switch Operating instructions Warranty booklet 2. Technical data Power supply Motor output Bulb power Bulb voltage Bulb thread Protection class Foot switch Sound pressure level : 230 V / ~50 Hz : 70 W : 15 W : 230 V / ~50 Hz : E14 thread : II : LISHUI FOUNDER, type KD-2902 : 76dB(A) MAX 4. Operating elements (see rear fold-out page) q Front cover w Selector wheel (contact pressure sewing foot) e Threading hook r Selector wheel (upper thread tension) t Upper thread guide y Selector wheel (stitch width) u Carrying handle i Thread spool carrier o Winder spindle a Spool stop 1! Handwheel 1@ Selector wheel (stitch length) 1# ON / OFF switch 1$ Foot switch connection 1% Stitch pattern selector 1^ Foot lever 1& Adjusting foot 1* Bobbin case 1( Foot holder 2) Needle retainer 2! Stitch plate 2@ Box compartment 2# Lever (reverse operation) 2$ Tension spring 2% Lamp -4- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 5 Lervia KH 4000 5. Safety instructions Like any other electrical device, a sewing machine can cause serious, even life-threatening injuries. To avoid this, and in order to work safely: · Before initial use of your sewing machine, read these operating instructions thoroughly. · Keep the operating instructions in a suitable place near the machine. When passing the appliance on to others, always enclose the operating instructions. · Always disconnect the power supply when leaving the machine unattended. This will prevent the risk of accidents if the machine is switched on accidentally. · First pull the power plug before changing the bulb or performing maintenance work on the machine. This will prevent possibly life-threatening electric shocks. · Do not remove the plug from the socket by pulling on the cable. Always grip the plug and not the cable when pulling out the power plug. · Only use the sewing machine in dry rooms. · In case of any visible damage on the machine, the foot switch or the power cable: Have the damage repaired by Customer Service before using the sewing machine again. · Never let children or elderly persons handle the machine unsupervised because they may not properly appreciate the possible dangers. Keep electrical appliances outside the reach of children. · Never use the machine when the ventilation apertures are blocked. Keep the ventilation apertures of the machine and the foot switch free from fluff, dust and waste material. · The sound pressure level under normal operating conditions is 76dB(A) MAX. · Please use LISHUI FOUNDER foot switch, type KD-2902 for the sewing machine. Warning against injuries and material damages: According to legislation, you as the user of an electrical appliance are responsible for preventing possible accidents through safetyconscious behaviour: · Keep your work space tidy. An untidy workplace can lead to accidents. · Provide adequate lighting when working! · Do not wear loose clothing or jewellery, as these can be caught in the moving parts. You should also wear a hair net if you have long hair. · Avoid abnormal posture. Remain steady and in a well-balanced position at all times. · Be alert! Pay attention to what you are doing. Always take a rational approach to your work. Never work with the sewing machine if you are unable to concentrate or if you are feeling unwell! If accidents occur as a result of handling the machine with insufficient care, or failure to follow the safety instructions in this manual, then the manufacturer cannot accept liability. -5- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 6 Lervia KH 4000 6. Setting up · Place the sewing machine on a stabile table. · Plug the foot switch into the connection socket g of the machine and ... · insert the plug into the wall socket. If the worktop is not completely even, you can compensate for slight unevenness as follows: · Pull the box compartment 2@ off to the side, it is only slid on, not firmly attached. · You can turn the adjusting foot 1& that becomes visible underneath in order to make the sewing machine rest properly. You can simply slide the box compartment 2@ back on ­ for instance if you need this as an "extension table" for sewing large material. You can also leave the box compartment 2@ off, for example for free-arm sewing of arms, trouser legs, etc. The box compartment 2@ is also used to store the accessories. 7. Switching On / Off You should familiarize yourself with these methods of switching on and off, so that you can take the correct action in the event of an emergency: 2@ · You can switch the sewing machine on or off by pressing the switch 1#. The bulb 2% indicates the operating state. · If you pull out the foot switch plug, the machine is without power. · If you pull the power plug from the socket, the machine and the foot switch are without power. -6- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 7 Lervia KH 4000 8. Threading i Warning: Make sure that the sewing mahine is switched off and the plug has been pulled out of the socket when threading in order to avoid injury if the sewing machine should be accidentally switched on. a) Threading the lower bobbin To load the lower bobbin with thread: · Pull out one of the two thread spool carriers i on top and place a spool of thread there. · You can place a felt pad underneath the spool of thread , so that the bobbin runs evenly. · Place an empty spool spindle o. on the winder t o a · Pull the thread through the upper thread guide t. · Wind the loose end of the thread clockwise a few times around the empty spool . · When the first windings of thread are taut against the spool, press the spool with the winder spindle o against the spool stop a. · Pull the handwheel s on the right of the machine slightly outward in order to disconnect the sewing mechanism from the motor. · Now switch the sewing machine on and step on the foot switch . Once the spool is full, cut the thread. · Press the winder spindle o back to the left and remove the full spool. · Do not forget to push the handwheel s back in ­ otherwise the sewing mechanism remains disconnected from the motor. s -7- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 8 Lervia KH 4000 b) Threading the lower thread Turn the handwheel s in an anti-clockwise direction to fully raise the needle. · Pull the box compartment 2@ off to the side, it is only slid on, not firmly attached. · Then open the gripper flap " situated behind it. " 2@ 18a · Fold out the folding lever case l ... 18a of the bobbin 1* · and pull out the bobbin case l as shown. 1* -8- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 9 Lervia KH 4000 1* · Unwind approximately 10 cm of thread from the spool and slide this into the bobbin case l so that the spool unwinds anti-clockwise. 18c · Pull the unwound end of the thread through the gap 18b in the side wall of the bobbin case ... · under the tension spring 18c , 18b 18d · until the thread comes out the slit the bobbin case. 18d in For optimal setting of the lower thread tension, see Chapter 10. -9- IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 10 Lervia KH 4000 · Put the bobbin case l back on the pin and ... 1* " 18e · turn the bobbin case l until the driver catches in the notch. 18e · Lay the excess thread such that it does not bind anywhere ... · then close the gripper flap ". · You can simply slide the box compartment 2@ back on ­ for instance if you need this as an "extension table" for sewing large material. You can also leave the box compartment off, for example for free-arm sewing of arms, trouser legs, etc. 2@ - 10 - IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 11 Lervia KH 4000 t e i 2$ s ; 19a 19b r j c) Threading the upper thread To pass in the upper thread, it is not necessary to open the front of the sewing machine. The illustration is for guidance only. Before you begin threading, turn the handwheel s anti-clockwise to position the threading hook e in the uppermost position. Use the foot lever j to raise the needle retainer ; . · Pull out one of the two thread spool carriers i on top and place a spool of thread there. · You can place a felt pad underneath the spool of thread, so that the bobbin runs evenly. · Guide the thread through the upper thread guide t, ... · over the selector wheel for the upper thread tension r, ... · underneath the tension 2$ spring, ... · over the threading hook e, · through the thread guide 19a , from the front through the eye of the needle 19b and finally under the needle retainer ; towards the back. · Lower the needle retainer ; with the foot lever j. - 11 - IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 12 Lervia KH 4000 d) Retrieving the lower thread · Turn the handwheel s in an anti-clockwise direction to fully raise the needle. · Use the foot lever j to raise the needle retainer ; . · With the left hand, firmly hold the end of the upper thread that comes through the eye of the needle. · Then use your right hand to turn the handwheel s one full turn anti-clockwise. · The upper thread now pulls up the lower thread in a loop ". · As soon as the lower thread appears, pull carefully on the upper thread held in your left hand. In this way, you can pull the lower thread clear. · Pull out the two threads by about 10 cm. · and lay these away to the back, as shown. The sewing machine is now ready to use. " e) Threading with 2 needles When you have inserted the twin needle as described in Chapter 9: · Pull out both thread spool carriers i on top and place two spools of thread there. · You can place a felt pad underneath the spool of thread, so that the bobbin runs evenly. · Run both upper threads exactly as they would be run for threading a single thread, ... · except for threading at the needle: in this case, thread the two ends of the upper threads separately through the two needle eyes. · The lower thread is then threaded in exactly the same way and lifted upward, as for a single thread. - 12 - IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 13 Lervia KH 4000 9. Attaching accessories Warning: Make sure that the sewing machine is switched off and the plug has been pulled out of the sokket to prevent accidents caused by un-intentional switching on. a) Changing needles · Turn the handwheel s in an anti-clockwise direction to fully raise the needle. · Loosen the clamping screw old needle out. 20a 20a and pull the · Insert the new needle, with the flat side toward the back. Insert it up to the top · and tighten the clamping screw well when finished. 20a again b) Changing the stitch plate At the factory, the "zigzag" stitch plate is inserted, which can be used for most stitching work and decorative seams. However, if you wish to use the darning plate supplied: · Turn the handwheel s in an anti-clockwise direction to fully raise the needle. · Insert the darning plate into the existing zigzag stitch plate so that the flat guide pins grip into the recesses in the existing plate. · If you no longer need the darning plate, simply remove this again. - 13 - IB_SewingMachine_UK 06.07.2006 10:59 Uhr Seite 14 Lervia KH 4000 c) Changing the snap-on foot With the sewing machine you are provided with four snap-on-feet, which you can simply use as required: blind hem foot zipper foot buttonhole foot button foot To change the snap-on foot: · Turn the handwheel s in an anti-clockwise direction to fully raise the needle. · Position the foot lever j in the upward position in order to lift the needle retainer ; up. · Press the lever 19d upward. The snap-on foot can now be easily removed from the needle retainer ;. 19d ; · Now place the new snap-on foot under the needle retainer ;. Make certain that the notch on the needle retainer is located directly above the metal pin of the snap-on foot. · Press the foot lever j back down and let the needle retainer ; slide into the snap-on foot. To uninstall the needle retainer ;: · Loosen the foot screw 19c and pull the needle retainer ; off downward, including the finger protector To install the needle retainer ; : · Place the needle retainer ; including finger protector back onto the guide rod and tighten the foot screw 19c again. . 19 c - 14 -