Cornely LG3, Operator'S Manual

Page 1: ...TAN BARATTO CORNELY CORNELY LG3 English OPERATOR S MANUAL NV A DE KONINCK Avenue Sleeckx 84 86 B 1030 BRUSSELS BELGIUM Phone 32 2 216 31 40 Fax 32 2 242 41 89 E mail info titansew com Web www titansew com ...

Page 2: ...le Plate Setting 6 4 Feeddog Setting 6 5 Foot Pressure Adjustment 7 CHAPTER 3 THREADING 8 CHAPTER 4 STITCH LENGTH 14 CHAPTER 5 THREAD TENSION 14 CHAPTER 6 LUBRICATION 16 CHAPTER 7 INSTALLATION OF THE BOBIN STAND 17 CHAPTER 8 INSTALLATION OF THE EURAMOT MOTOR 18 CHAPTER 9 SPARE PARTS MANUAL 19 C_LG3_MANUAL 11 01 2006 1 From the Library of Superior Sewing Machine Supply LLC ...

Page 3: ... piece of paper on which the design is drawn You have to follow this design by operating the crank The so called hook needle will punch along this pre traced design together with the movements of the Crank C 00797 Fig 1B After a while you can handle it perfectly TO START SEWING You have to start the motor by pressing the pedal and the motor starts running The harder you push the faster the motor w...

Page 4: ...ories The needle should be positioned in the flat opening of the needle holder Fig A C 01120 FIG A The needle holder is passing through the tube C 10273 and should be placed in the correct position with the screw C 10298 by hand and adjust the height so that the material can slide under the needle without touching it Fig B C 10273 C 10298 FIG B C_LG3_MANUAL 11 01 2006 3 From the Library of Superio...

Page 5: ...d of guides according to the thickness of the hooks Guide Part n C 00601C01 for hook C 0253SC070 C 00601C02 for hook C 0253SC080 C 00601C03 for hook C 0253SC090 C 00601C04 for hook C 0253SC100 C 00601C05 for hook C 0253SC110 C 00601C06 for hook C 0253SC120 2 NEEDLE BAR ORIENTATION The crank C 00797 and the hook and the cone lever C 10033 must be placed in the same direction Fig 1A 1B This means fo...

Page 6: ...at 12 o clock and the crank at 6 o clock and pulling the part C 10063 to the left and turning backwards Fig 2 The hook must be exactly in the opposite position as it was during the chain stitch work C 10063 C 00056 FIG 2 C_LG3_MANUAL 11 01 2006 5 From the Library of Superior Sewing Machine Supply LLC ...

Page 7: ... is not the case do the following To turn the plate C 01707 Fig 3 unscrew part C 00056 Fig 2 and use the curved point knife If the hole is correctly placed screw part C 00056 again Fig 2 C 00946A C 00601C01 2 3 C 00051 C 01707 FIG 3 4 FEEDDOG SETTING The Cornely LG3 is normally equipped with 1 rubber feeddog C 00946A We are using the feeddog with teeth C 00946D when using hard fabric The other fee...

Page 8: ...DJUSTMENT By unscrewing the nut C 10152 you are regulating the tension in the C 10151 regulating bushing Fig 5 For very high speed ask for the spring C 10154 instead of the spring C 10171 to increase the tension of the pressure foot C 13296 C 00100 C 10151 C 10152 FIG 5 From the Library of Superior Sewing Machine Supply LLC ...

Page 9: ... requires cylindrical spools We also have spoolholders for conical spools a The machine threading with a cylindrical spoolholder is the following C 00093 C 01305 C 00945 C 10011 C 13295V C 00094 FIG 6 C_LG3_MANUAL 11 01 2006 8 From the Library of Superior Sewing Machine Supply LLC ...

Page 10: ...o do one stitch so that the needle catches the thread and let it pass through the plate Now remove the thread from the needle with the curved knife and lay the thread on the table The thread tension is adjusted by pad pressure The spool tension can be regulated by raising the lever C 00094 Fig 6 or lower the lever C 00094 b The machine threading with a conical spoolholder is the following C 00945 ...

Page 11: ... L Fig 9 above the head of the machine Use small ball chaplet to pass the braid through the needle tube entering top opening going out of the needle tube through the botton opening then passing through the suitable guide or nipple See Chapter 7 Nipple must be in the same direction as the hollow part of the needle tube The nipple is composed of four parts small tube tightened in the needle tube scr...

Page 12: ...SPOOL L FIG 9 C 10288W FIG 10 C_LG3_MANUAL 11 01 2006 11 From the Library of Superior Sewing Machine Supply LLC ...

Page 13: ...the lining with lower part of nipple Since in two threads works the chain stitch is completely coated by the coiling thread machine must be set with a rather short stitch b Three threads works Use the following parts Spoolholder C 10632W complete Weaver C 10300W complete Nipple C 01127A for three threads size according to cord thickness Braiding attachment C 10288W complete Fig 10 11 Same works as...

Page 14: ...n working on circles or curves WARNING For all those kinds of works make sure that the weaving gear is correctly set To check this run the machine at full speed to be sure the declutching is correct Turn the crank to the left hole A on the weaving gear must be just in front of the operator C 00635M C 00601C01 02 C 01127A C 10632W C 10294 C 10302 C 10300W C 00619 C 10304 1 7 FIG 11 C_LG3_MANUAL 11 ...

Page 15: ...ead tension can be regulated by 1 adjusting the needle height 2 adjusting the thread tension a Adjusting the needle height If you want a very thin stitch you have to lower the needle If you want a very large stitch you have to upper the needle but not TOO high because this can cause lack of stitches b Adjusting the thread tension There is also here a difference in adjusting the thread tension depe...

Page 16: ...ncrease the tension If the thread is breaking decrease the tension CONICAL BOBBIN 25764 FIG 13 The Cornely machine is probably the most durable piece of machinery ever made This could be due to the care they are given by the operator C_LG3_MANUAL 11 01 2006 15 From the Library of Superior Sewing Machine Supply LLC ...

Page 17: ...E 22 SHELL TELLUS C 22 The machine Cornely LG3 has a special equipment situated in front of the head with which you can change the speed when curling around the chainstitch row You can choose to curle around every 2 3 4 5 or 6 stitches according the work This is a very easy operation For the simple chainstitch work you have to put the speed on O Fig 14 FIG 14 C_LG3_MANUAL 11 01 2006 16 From the Li...

Page 18: ...CHAPTER 7 INSTALLATION OF THE BOBIN STAND C_LG3_MANUAL 11 01 2006 17 From the Library of Superior Sewing Machine Supply LLC ...

Page 19: ...CHAPTER 8 INSTALLATION OF THE EURAMOT MOTOR ACTUATOR COMMUTATION TRANSMITTER FOR DC MOTOR POSITION TRANSMITTER C_LG3_MANUAL 11 01 2006 18 From the Library of Superior Sewing Machine Supply LLC ...