MEGASEW MJ101TX, Instruction Book

Page 1: ......

Page 2: ...ricating oil 9 4 2 Lubricating 9 4 3 Refilling oil 10 4 4 Changing oil 11 5 Proper operation 12 5 1 Needle system 12 5 2 Installing needle 13 5 3 Threading 14 5 4 Thread tension 15 5 5 Pressure of pre...

Page 3: ...25 6 4 Height of needle 26 6 5 Looper 27 6 6 Needle guard front 29 6 7 Needle guard rear 30 6 8 Top cover thread carrier and hook 31 6 9 Height of feed dog 32 6 10 Replacing presser foot 34 6 11 Repl...

Page 4: ...1 1 Name of each part Fig 1...

Page 5: ...2 2 Installation 2 1 Installation 2 1 2 1 1 Tabletop type 2 1 1 Fig 2...

Page 6: ...wo screws Fig 3 If the machine falls down or turns over damage will occur 2 Always arrange two persons or more to install the machine Fig 3 When installing the machine use 2 screws 2 flat washers and...

Page 7: ...oot closely touches the stitch plate Fig 5 Note The clearance between the body of the presser foot and presser foot spring plate is 0 3mm 1 1mm 5 Fig 5 0 3mm Adjusting 1 Remove the seal plugs and to c...

Page 8: ...to top cover thread hook Fig 8 Fig 8 8 2 Make sure to keep a clearance between the notch of the needle clamp and the top cover thread hook at 0 3mm when the needle bar is at the lowest point and the...

Page 9: ...lightly and the upper thread tension disc starts parting from the lower thread tension disc without pressing the presser foot pedal Fig 11 0 5mm Fig 11 11 Adjusting 1 Loosen the screw of the persser b...

Page 10: ...ad eyelets Place the thread guide plate supports on the thread tension support and fix the thread guide plate on the supports with the screws Adjust the thread pipes to make sure threads get through s...

Page 11: ...imum sewing speed during the first 200 hours for about one month so that the machine can last longer in good condition The rotation of the motor pulley hand wheel is in clockwise direction from the op...

Page 12: ...r in oil until the oil indicator reaches the upper line Form the plug screw pour oil in until the oil level reaches the upper line in the oil sight gauge Check the oil level between the lines in the o...

Page 13: ...Refilling oil 4 3 Replenish with an oiler a drop of oil at the points indicated with arrows If excessive oil left around the presser foot and the upper knife material can be stained unexpectedly Be s...

Page 14: ...nning for 200 hours for about one month After that change the oil once or twice a year 200 1 2 Fig 20 Procedure for changing 1 Put oil containers under the screws and 2 After removing screws and drain...

Page 15: ...ne retainer needle is used together with four sewing needles TNC FLG 2 FLG 1 FLG 8 with scarf Organ FLG 2 FLG 1 FLG 8 with scarf Groz Beckert 36211 36211A with scarf Select the proper sized retainer n...

Page 16: ...ighten screws Fig 22 22 Replacing needle 1 Rotate the handwheel to raise the needles to the highest point 2 Loosen the screws and pull the needles down 3 Make the flat part of Needles face to the fron...

Page 17: ...an cause thread breaking stitch skipping and uneven stitching No need to remove needle plate when conducting lower lopper threading Fig 23 Then cut off the thread knot and rethread through needle eye...

Page 18: ...p cover thread looper thread To tighten the thread tension turn the nuts clockwise To loosen the thread tension turn the nuts counter clockwise Fig 24 5 5 Pressure of presser foot 5 5 Loosen the lock...

Page 19: ...te To increase or reduce presser foot pressure To reduce vibration and noise For fine adjustment of lapped fabric width 1 Position the needle at the lowest point 1 2 Loosen the lock nut and turn the a...

Page 20: ...ferential feed dog will be equal Fig 28 4 5 28 Fig 28 Adjusting Main Feeding Ratio Fig 29 To increase main feeding ratio move the lever backward to scale 1 To decrease main feeding ratio move the leve...

Page 21: ...screw in the direction to To decrease stitch length move the screw in the direction to 2 Tighten the screw securely 30 1 Fig 30 2 Table 4 indicates the number of stitches per inch 4 1 25 4mm or per 30...

Page 22: ...ard position of the upper knife is to overlap between the upper knife and lower knife by 0 5 mm when the upper knife is at the extreme left Fig 32 Fig 31 0 5 mm 32 In order o move the fabric edge righ...

Page 23: ...Fix the felts including accessories into the SP tank Fig 34 Fig 34 34 1 When SP device is not used remove the felts 1 If not removed irregular condition may occur during sewing 2 2 If the silicone oi...

Page 24: ...the fabrics or fabric feeding loosen the screws and adjust the position Fig 35 Standard front and rear position Set the position where the lap former slide block touches and stops in the front of the...

Page 25: ...the 2 thread of the fourth right needle 3 Set the pin 3 2 mm higher than the pin 3 3 2 mm 4 Set the pin 1 6 mm higher than the pin 4 1 6 mm 5 Set the pin 0 8 mm higher than the pin 5 0 8 mm 6 Tighten...

Page 26: ...t 5 mm lower than the eyelet 3 9 mm 3 Set the eyelet 9 mm lower than the eyelet 4 15 mm 4 Set the eyelet 15 mm lower than the eyelet Loosen screws to adjust the needle thread tension Move eyelets down...

Page 27: ...let supporting plate Fig 41 Timing of looper thread take up The correct position of the looper thread take up is when the needle bar moves down from the highest point by 2 8 mm looper thread passes po...

Page 28: ...thread tension 6 3 Check Fig 44 to see the top cover thread take up 44 To increase the top cover thread take up amount move the eyelet upward To decrease the top cover thread take up amount move the...

Page 29: ...needle is at the highest point N Needle distance Height N R 5 2 mm 13 5mm S 6 0 mm 12 7 mm Fig 45 Adjusting height of Needles Fig 46 1 Remove the seal plug 2 Loosen the screw 3 Move the needle bar up...

Page 30: ...looper holder and tighten the screw securely Angle Fix the flat surface A of the looper at 90 to the looper rocker shaft Loosen the screw to adjust it Fig 48 A 90 48 Distance between looper and needle...

Page 31: ...of the left needle Loosen the screw and turn the adjusting screw to adjust it To move forward turn the screw clockwise To move backward turn the screw counterclock wise After adjusting check the dist...

Page 32: ...e looper tip touches the back of the needle and does not swing to the right when the looper moves from the left to the right while rotating the handwheel 0 mm Fig 52 When Looper moves to the center of...

Page 33: ...it Check the needle does not swing to the right when the looper moves from the left to the right while rotating the handwheel Fig 55 0 05 0 1 mm Fig 55 55 Height adjustment of Rear Needle Guard Stitch...

Page 34: ...to the needle Loosen the screw to adjust it Fig 58 Top cover thread hook When the top cover thread hook comes most nearly to the top cover thread carrier make the clearance between them to 0 4 0 7 mm...

Page 35: ...Fix the differential feed dog and main feed dog with the screws and respectively Fig 62 Height Adjust the height from the top of the stitch plate to the point A of the main feed dog to 1 2 1 5 mm when...

Page 36: ...d move the pin to adjust it To lower the feed dog turn the pin clockwise To raise the feed dog turn the pin counterclockwise Fig 64 Advice on adjustment Set the groove of the eccentric pin horizontall...

Page 37: ...nife holder bracket to remove the knife holder guide collar c set and the upper knife Fig 65 5 Loosen the screw on the back of the presser food 6 Rotate the handwheel to raise the needle at the highes...

Page 38: ...35 6 Adjustments Fig 68 Fig 71 Fig 69 Before adjusting ALWAYS turn the motor switch OFF and check that the motor has already stopped Fig 70 WARNING...

Page 39: ...ft If not loosen the screw of 6 12 the presser foot guide left to adjust it 7 5 Reset the knife holder guide collar c set and the upper knife on the knife holder bracket with two screws 8 6 Adjust the...

Page 40: ...Remove the presser foot spring plates from the presser foot 3 Remove each plate from the spring plate holder 1 2 3 Resetting 1 Reset each presser foot spring plate with the spring plate holder 2 Reset...

Page 41: ...ard clearance between the bearing of the knife holder shank support and the knife holder guide collar is 1 0 mm Fig 73 1 0mm Loosen the screw and move the knife holder collar to adjust the pressure To...

Page 42: ...Fig 75 See 5 9 Adjusting lapped width of upper fabric for engagement of the knives 3 Adjust the knife holder guide collar referring to above Pressure of upper knife 1 2 5 9 3 Engaging angle of upper...

Page 43: ...ewing needle TNC Organ FL X 118GCS Groz Beckert UY118GKS Retainer needle TNC Organ FLG 2 FLG 1 FLF 8 with scarf Groz Beckert 36211 36211A with scarf TNC Organ FL X 118GCS Groz Beckert UY118GKS TNC Org...

Page 44: ...cally by gear pump Lubricating Oil Capacity of Oil Reservoir Frame about 100 cc Cylinder about 100 cc 100 cc 100 cc Compliance with Regulation Compliant with the PL Law and the CE Marking PL CE SF OIL...

Page 45: ......