Service Manual - Dixie Sewing Machine 1-800-289-1554
Contents
1. GQ NOTE After adjusting the right and left moving amount of the looper be sure to check the timing of the needle and looper Refer to 1 6 Timing of the Needle and Looper in this manual Fig 1 14 ED 1 How to use tools and gauges 1 6 Timing of needle and looper Tools and gauges Looper and needle synchronizing gauge unit 0068361 Standard timing The needle and looper are synchronized at a position 3 97 mm from where the needle starts its upward movement from the lowest point 1 Rotate the pulley to move the needle bar to the lowest point 2 Loosen the adjusting screw 3 Insert the needle setting block to the adjusting SCrew 4 Position so that the adjusting screw 6 comes above the needle bar and tighten the needle setting block 5 Rotate the adjusting screw until the clearance with the top of the needle bar 3 is 3 97 mm G NOTE The thickness of the looper clamp and height gauge is 3 97 mm You can use this section to measure the clearance between the adjusting screw and the top of the needle bar 6 Fix with the nut 7 Slowly rotate the pulley clockwise until the top of the needle bar 43 makes contact with the adjusting screw 8 Fix the looper clamp and height gauge 3 to the looper 9 with the screw W 9 Install the gauge rod onto the looper clamp and height gauge 3 with the screw 42 and fi2. 11 of 1 6 Timing of the needle and looper in this manual Because of these checks it is easier if the screw 1 is kept slightly tightened until the adjustment is finished After adjustment tighten the screw D and then check the timing of the needle and looper again Hasten the Delay the looper looper timing timing Fig 1 20 ED 1 How to use tools and gauges 1 Distance between needle and looper Tools and gauges Looper gauge 0068369 D Standard distance When the looper is at the left end the distance from the looper tip to the center of the left needle is 4 2 to 4 8 mm 1 Rotate the pulley to move the looper to the leftmost point 2 Loosen the screw 8 of the looper holder 3 Set the distance between the needle and the looper with the looper gauge The looper gauge Q is 4 76 mm Use this gauge as a guide to adjust the distance between the needle and Fig 121 looper to between 4 2 and 4 8 mm Fig 1 22 FD Special adjustment A CAUTION ALWAYS turn OFF the motor switch and check that the motor stops before the work 2 1 Adjusting frame chip guard Tools and gauges Pin wrench 0099098 Standard position In the frame chip guard the top face of the bearing and the bottom face of the washer are just like a cam and are kept closed 1 Loosen the screw U 2 Rotate the washer with the pin wrench D Set th
3. auges 1 5 Adjusting the right and left moving amount of looper Tools and gauges Looper rocking movement gauge unit Looper rocking movement gauge unit T 0068365 1 Looper rocking Standard moving amount 55 40 54 40 to 56 40 movement gauge pointer 3 1 Remove the looper cover spring support and then insert section A of the gauge graduation into its hole 2 Tighten slightly with the screw 3 Use the screw of the needle guard front to install the gauge pointer The gauge pointer 8 should be as close as possible to the gauge graduation 4 Fix with the screw so that when you rotate the Fig 1 12 pulley to move the looper to the rightmost position 0 on the gauge graduation is aligned with the gauge pointer 5 Check the graduation of the gauge pointer when you rotate the pulley to move the looper to the leftmost position Adjust if the gauge pointer is not within the standard 54 40 to 56 40 Adjustment 1 Remove the top cover front of the frame and the top cover front gasket loosen the lock nut left hand thread and adjust with the adjusting screw 8 Fig 1 13 Rotate the adjusting screw 8 clockwise to decrease the moving amount Rotate the adjusting screw counterclockwise to Decrease Increase increase the moving amount 2 After adjustment tighten the lock nut Check the right and left moving amount again
4. e position against the chip guard of the presser foot Pig 2 1 2 2 Adjusting stitch unlocking spring When pulling out the fabric from under the presser foot while sewing reverse the pulley rotation At this time make sure that the stitch unlocking spring stops a loop from being formed in front of the needle Increase strength The standard strength of the stitch unlocking spring is 14 g Adjust the stitch unlocking spring holder with the screw Decrease O Rotate the screw clockwise to decrease the spring strength strength Rotate the screw 6 counterclockwise to increase the spring strength Fig 2 2 ED 2 special adjustment HAN 2 3 Left and right position of needle and stitch plate tongue The left and right position of the needle and retainer is the center of the needle drop of the stitch plate tongue If the position is not as described above adjust the sewing cylinder Adjustment 1 Remove the top cover front of the frame and the top cover front gasket 2 Slightly loosen the screw D that joins the sewing cylinder 3 Adjust by rotating the sewing cylinder alignment eccentric pin with the screwdriver Fig 2 3 Rotate the sewing cylinder alignment eccentric pin 2 clockwise to move the sewing cylinder stitch plate to the left Move to the right a Move to the left Rotate the sewing cylinder alignment eccentric
5. edle clamp Tools and gauges Needle bar setting torque rod 0068375 Standard torque 2 0 N m Insert the needle bar setting torque rod into the hole on the upper side of the needle bar and tighten it until it starts to bend NOTE Do not tighten with a torque higher than 2 0 N m If you tighten with a torque higher than 2 0 N m the diameter of the lower edge of the needle bar 2 will ex pand making the needle bar 2 unusable Note that the lower edge of the needle bar does not touch the top end of the needle clamp Fig 1 1 ED 1 How to use tools and gauges 1 2 Height of needles Tools and gauges Needle height test pin 0068370 Needle height gauge see table below Part No of needle Needle Height of height gauge distance needles 0068360 R 1349m 0068563 12 70 mm 1 Rotate the pulley to move the needle bar 3 to the highest point 2 Insert the needle height test pin into the fourth hole to the left of the needle clamp 3 Remove the seal plug 4 Loosen the screw 6 5 Adjust so that the 13 49 mm 12 70 mm section of the needle height gauge 2 can enter smoothly with no clearance 6 Set the needle and make sure that the needle and the needle drop are parallel Fig 1 4 7 Tighten the screw 8 Install the seal plug NOTE It is easy to check the parallelism of the needle and the needle drop
6. if you use the upper knife D with the lateral groove of the stitch plate as a reference Fig 1 5 If the left and right position of the needle is not appropriate center of the needle drop area the sewing cylinder must be adjusted Refer to 2 3 Adjusting the sewing cylinder position in this manual Fig 1 4 FD Fig 1 2 Fig 1 5 1 How to use tools and gauges 1 3 Adjusting back and forth moving amount of the looper Tools and gauges Looper avoid gauge unit 0068371 0 Roeper avi eae une Offset box wrench 0099099 Standard back and forth moving amount 2 1 mm to 2 4 mm 2 4 mm at shipment 1 Rotate the pulley to move the looper rocker shaft to Bearing the rearmost position Plunger 2 2 Remove the looper cover spring support and then Fig 1 6 insert the looper avoid gauge unit 1 into its hole 3 Press the bearing 3 forward so that the plunger is fully pushed out and then fix it with the screw 4 Fig 1 7 4 Adjust so that when you rotate the pulley to move the looper rocker shaft to the foremost position end face A of the bearing comes between end faces B and C of the plunger Fig 1 8 If end face B of the plunger is aligned with end face A of the bearing the back and forth moving amount of the looper is 2 1 mm If end face C of the plunger is aligned with end face A of the bearing the back and forth
7. moving amount of the looper is 2 4 mm 5 To perform adjustment remove the sewing cylinder cover left loosen the screw at the front of the looper avoid connecting rod with the offset box wrench and move the screw up or down Fig 1 9 Move up to shorten the back and forth moving amount Move down to lengthen the back and forth moving Fig 1 8 amount GQ NOTE After adjusting the back and forth moving amount of the looper be sure to check the front and rear position of the needle and looper Refer to Adjusting the looper in the instruction manual FD 1 How to use tools and gauges 1 4 Setting angle of looper Tools and gauges Looper angle gauge 0068368 D Standard setting angle Face A is perpendicular to the looper rocker shaft Fig 1 11 1 Insert the looper angle gauge Q into the inner wall in which the feed bar of the sewing cylinder is positioned 2 Insert a screwdriver into the semicircular cutout section B and press it against the right wall face while also making it contact the looper 3 Loosen and adjust the screw 4 so that the looper is against the end face of the looper angle gauge with no clearance Fig 1 10 GQ NOTE After adjusting the looper setting angle be sure to check the front and rear position of the needle and looper Refer to Adjusting the looper in the instruction manual FD 1 How to use tools and g
8. pin 2 counterclockwise to move the sewing cylinder stitch plate to the right 4 When the stitch plate is set in the correct position tighten the screw NOTE If the screwdriver cannot reach the sewing cylinder align ment eccentric pin 2 because of the collar of the looper lever shaft loosen the collar screw and move the collar to the front After adjustment return the collar to its Original position and tighten the collar screw If liquid gasket is adhered to the frame and sewing cyl inder and the sewing cylinder does not move even if you rotate the sewing cylinder alignment eccentric pin lightly strike an area close to the joint area with a plas tic or wooden hammer Fig 2 4 FD 10 MEMO ED tamato PIFZIVMEMA ZA VAMATO SEWING MACHINE MFG CO LTD 4 4 12 NISHITENMA KITA KU OSAKA JAPAN TEL 81 6 6364 1321 FAX 81 6 6364 130 7 T530 0047 ARTILAR m4 T B4BRS TEL 06 6364 1321 4 FAX 06 6365 5176 P N 9740070 Service Manual No 1 Edited in 2009 6 FD Printed in Japan 2009 8 1H Y
9. tamato Service Manual FEED OFF THE ARM MACHINE FOR FLAT SEAMING This document is a simplified version of the service manual The adjustment methods and similar information that are included in the sewing machine s instruction manual are omitted Use this document together with the instruction manual Note that the tools and gauges used in this manual are special order tools Please purchase them separately N PIRZI Y RERUNS CONTENTS 1 _ How to use tools and gauges 1 1 _Installing needle clamp 1 2 Height of needles 1 3 Adjusting back and forth moving amount of looper 14 Setting angle of looper 1 5 Adjusting right and left moving amount of looper 1 6 Timing of needle and looper 1 7 Distance between needle and looper 00 1D 101 IP 0 N 2 Special ad justment 2 1 Adjusting frame chip guard 2 2 Adjusting stitch unlocking spring 2 3 Left and right position of needle and stitch plate tongue 1 co o O O Note This product is subject to change without notice Due to such event the contents of this manual may not match the product in some regards Every effort has gone into making this manual nevertheless should you discover any mistakes or missing information please note that it may not always be possible for Yamato to correct those errors immediately 1 How to use tools and gauges A CAUTION ALWAYS turn OFF the motor switch and check that the motor stops before the work 1 1 Installing ne
10. x the gauge rod amp so that its tip is positioned near to the center of the graduation of the setting block At this time check the graduation 10 Slowly rotate the pulley counterclockwise until the top of the needle bar makes contact with the adjusting SCrew 6 11 If the difference between the graduation indicated by the tip of the gauge rod and the graduation that you checked in step 9 is less than one graduation then the timing is correctly aligned Adjust if the difference is more than one graduation Refer to the following page for details on adjustment FD 6 Looper and needle synchronizing gauge unit 1 Synchronizing gauge rod 4 Needle setting block 2 Fig 1 16 Fig 1 18 1 How to use tools and gauges Adjustment 1 Remove the crank chamber cover and the crank chamber cover gasket 2 Loosen the screws X3 of the coupling 3 When the pulley is rotated clockwise to make the top of the needle bar 43 contact the adjusting screw if the tip of the gauge rod 8 moves further to the right than when the pulley is rotated counterclockwise the looper timing is too early Rotate the main shaft 5 counterclockwise relative to the crankshaft If the tip of the gauge rod 3 moves further to the left the looper timing is too late Rotate the main shaft clockwise GQ NOTE After adjusting the coupling perform the checks in steps 8 to
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