Instruction Manual - English
Page 4
... they operate correctly before inserting or removing the plug, otherwise damage to be left on when carrying out some adjustment, be covered by the warranty. If the power switch needs to the control box could result in safe use beforehand. If the machine is depressed by mistake, which could result in injury. • When threading the needle • When replacing the needle and bobbin •...
... they operate correctly before inserting or removing the plug, otherwise damage to be left on when carrying out some adjustment, be covered by the warranty. If the power switch needs to the control box could result in safe use beforehand. If the machine is depressed by mistake, which could result in injury. • When threading the needle • When replacing the needle and bobbin •...
Instruction Manual - English
Page 6
... the rotary hook 25 4-18. Installing the belt cover 26 5. Program setting method 32 5-4-1. Setting the knife length 46 5-5-3. Main restrictions when setting parameters 46 5-6. CHECKING THE SEWING PATTERN . 55 6-1. CORRECT USE 57 7-1. Thread tension 61 HE-800A Standing operation pedal 5 3-4. Table processing diagram 7 4-2. Installing the control box 9 4-5. Installing the machine head 11 4-8. Installing the head rest 11 4-9. Connecting the cords 13 4-11-1. OPERATION 27 5-1. Operating the standing operation pedal (option 31 5-4. Checking the length of each...
... the rotary hook 25 4-18. Installing the belt cover 26 5. Program setting method 32 5-4-1. Setting the knife length 46 5-5-3. Main restrictions when setting parameters 46 5-6. CHECKING THE SEWING PATTERN . 55 6-1. CORRECT USE 57 7-1. Thread tension 61 HE-800A Standing operation pedal 5 3-4. Table processing diagram 7 4-2. Installing the control box 9 4-5. Installing the machine head 11 4-8. Installing the head rest 11 4-9. Connecting the cords 13 4-11-1. OPERATION 27 5-1. Operating the standing operation pedal (option 31 5-4. Checking the length of each...
Instruction Manual - English
Page 7
... Cleaning the control box air inlet port 70 9-4. Initializing all programs 80 12-2. Uneven seams (1) ...... If the thread breaks during sewing .... 65 8-3. Cleaning 69 9-2. Adjusting the inner rotary hook and rotary hook holder overlap 74 10-5. Adjusting the upper thread trimming 75 10-7-1. CHANGING FUNCTIONS USING THE MEMORY SWITCHES 78 11-1. Skipped stitches 93 16-3. Needle strikes upper thread trimmer ........102 16-17. Needle breakage 103 HE-800A 7-5-1. CLEANING AND MAINTENANCE....... 69 9-1. Adjusting the lower thread clamp timing....... 77...
... Cleaning the control box air inlet port 70 9-4. Initializing all programs 80 12-2. Uneven seams (1) ...... If the thread breaks during sewing .... 65 8-3. Cleaning 69 9-2. Adjusting the inner rotary hook and rotary hook holder overlap 74 10-5. Adjusting the upper thread trimming 75 10-7-1. CHANGING FUNCTIONS USING THE MEMORY SWITCHES 78 11-1. Skipped stitches 93 16-3. Needle strikes upper thread trimmer ........102 16-17. Needle breakage 103 HE-800A 7-5-1. CLEANING AND MAINTENANCE....... 69 9-1. Adjusting the lower thread clamp timing....... 77...
Instruction Manual - English
Page 10
... VA HE-800A 2 number of knife 4 - 32 mm D: Max. 2. Specifications 2. sewing speed Zigzag mechanism Feed mechanism Work clamp lifter mechanism Height of work clothes and women's clothes -2 B Buttonholes for clothing such as knitted underwear, sweaters, cardigans and jerseys -3 C D A: Max.6 mm B: Max. SPECIFICATIONS Main use Buttonhole size Buttonholes for knitted garments such as dress A shirts, blouses, work clamp Knife mechanism Lower thread holding device Bobbin presser Standard sewing pattern Memory pattern Max. buttonhole length 40 mm 2193Q...
... VA HE-800A 2 number of knife 4 - 32 mm D: Max. 2. Specifications 2. sewing speed Zigzag mechanism Feed mechanism Work clamp lifter mechanism Height of work clothes and women's clothes -2 B Buttonholes for clothing such as knitted underwear, sweaters, cardigans and jerseys -3 C D A: Max.6 mm B: Max. SPECIFICATIONS Main use Buttonhole size Buttonholes for knitted garments such as dress A shirts, blouses, work clamp Knife mechanism Lower thread holding device Bobbin presser Standard sewing pattern Memory pattern Max. buttonhole length 40 mm 2193Q...
Instruction Manual - English
Page 57
... sewn together ▪ This type of underlay pattern is useful for parameter No. 50 (underlay offset) so that thread breakages or broken needles may occur. It also serves to (9) in the illustration] is complete without the upper thread breaking even though the lower thread has run out. To avoid such problems, reduce the number of underlays or drop the sewing speed. ▪ When underlays above...
... sewn together ▪ This type of underlay pattern is useful for parameter No. 50 (underlay offset) so that thread breakages or broken needles may occur. It also serves to (9) in the illustration] is complete without the upper thread breaking even though the lower thread has run out. To avoid such problems, reduce the number of underlays or drop the sewing speed. ▪ When underlays above...
Instruction Manual - English
Page 66
... used to pass the thread through the thread guide (5), error "E-01" will be appear in injury. HE-800A 58 For spun thread and cotton thread For polyester thread 3949Q 3950Q Thread the upper thread correctly as shown in the illustration to make it easier to thread. ▪ Push the needle bar to the right to make threading easier. 4. Press the RESET key (7). * The needle bar will move the tension release lever (2) in the direction...
... used to pass the thread through the thread guide (5), error "E-01" will be appear in injury. HE-800A 58 For spun thread and cotton thread For polyester thread 3949Q 3950Q Thread the upper thread correctly as shown in the illustration to make it easier to thread. ▪ Push the needle bar to the right to make threading easier. 4. Press the RESET key (7). * The needle bar will move the tension release lever (2) in the direction...
Instruction Manual - English
Page 69
...the seams for all patterns which have been stored in programs 1 to the zigzag pattern of the bobbin case is called a "whip" stitch. Purl stitch (seal stitch) Adjust by turning the adjusting screw (1) until the bobbin case drops gently by turning the adjusting screw (1) until the bobbin case drops when it is shaken slightly (0.15 0.25 N) while the thread end coming out of a lock stitch zigzag machine. Make the following adjustments in a zigzag pattern is called a "purl" stitch. [Reference thread tension] Stitch patterns Upper thread Lower thread Upper thread tension (N) Lower thread...
...the seams for all patterns which have been stored in programs 1 to the zigzag pattern of the bobbin case is called a "whip" stitch. Purl stitch (seal stitch) Adjust by turning the adjusting screw (1) until the bobbin case drops gently by turning the adjusting screw (1) until the bobbin case drops when it is shaken slightly (0.15 0.25 N) while the thread end coming out of a lock stitch zigzag machine. Make the following adjustments in a zigzag pattern is called a "purl" stitch. [Reference thread tension] Stitch patterns Upper thread Lower thread Upper thread tension (N) Lower thread...
Instruction Manual - English
Page 80
... specifications -2 and -3, so make sure that they operate correctly before carrying out all safety precautions. Set the needle bar (1) to their original positions and check that the gauge being used , the weight of the sewing machine should only be extremely careful to carry out any safety devices have been removed, be absolutely sure to re-install them to its original position. Adjusting the upper thread scissors opening timing...
... specifications -2 and -3, so make sure that they operate correctly before carrying out all safety precautions. Set the needle bar (1) to their original positions and check that the gauge being used , the weight of the sewing machine should only be extremely careful to carry out any safety devices have been removed, be absolutely sure to re-install them to its original position. Adjusting the upper thread scissors opening timing...
Instruction Manual - English
Page 85
... is an adjusting screw for the needle down detection function and is adjusted to the home position and then press the RESET key. 2. Check that the bobbin presser (2) goes into the hole in the normal direction of the bed to adjust the clearance A between the bobbin presser (2) and the edge of rotation. Adjusting the bobbin presser 1. If adjustment is started, and error code "E-02" will open. Set the sewing machine to match the feed timing, so...
... is an adjusting screw for the needle down detection function and is adjusted to the home position and then press the RESET key. 2. Check that the bobbin presser (2) goes into the hole in the normal direction of the bed to adjust the clearance A between the bobbin presser (2) and the edge of rotation. Adjusting the bobbin presser 1. If adjustment is started, and error code "E-02" will open. Set the sewing machine to match the feed timing, so...
Instruction Manual - English
Page 93
.... ERROR CODE TABLE DANGER Wait at least 5 minutes after 1. Follow the remedy procedure to the inclined face of the work clamp home position sensor monitor lamp. 1. Check the operation of the problem. For errors which require the power to step 2. To cancel sewing, press the RESET key. 2. Check if the solenoid stopper tightening nut or the cutter sensor mounting screw is loose and...
.... ERROR CODE TABLE DANGER Wait at least 5 minutes after 1. Follow the remedy procedure to the inclined face of the work clamp home position sensor monitor lamp. 1. Check the operation of the problem. For errors which require the power to step 2. To cancel sewing, press the RESET key. 2. Check if the solenoid stopper tightening nut or the cutter sensor mounting screw is loose and...
Instruction Manual - English
Page 96
... and P6 on the main P.C. CN3 230V specification ... If it is attached. 3. ERROR CODE TABLE Code E-92 E-93 E-94 E-95 E-96 E-97 ArEA Cause Machine motor operation error Blown solenoid fuse Machine motor IC error Power supply voltage error (high) Power supply voltage error (low) Machine motor locked Excessive load during sewing. ・Motor temperature protection function has operated. (If the motor's serial number is not loose. 4. Turn the pulley by hand and check...
... and P6 on the main P.C. CN3 230V specification ... If it is attached. 3. ERROR CODE TABLE Code E-92 E-93 E-94 E-95 E-96 E-97 ArEA Cause Machine motor operation error Blown solenoid fuse Machine motor IC error Power supply voltage error (high) Power supply voltage error (low) Machine motor locked Excessive load during sewing. ・Motor temperature protection function has operated. (If the motor's serial number is not loose. 4. Turn the pulley by hand and check...
Instruction Manual - English
Page 101
... holder spring, etc. Adjust the quantity of lubrication oil. The lubrication holes between needle and rotary hook Rotary hook lubrication Thread twisted around rotary hook Arm thread guide position Damaged outside of needle faces frontward. Adjust the arm thread guide position Polish with the -3 specification parts: Length feed plate (for specification -3), work clamp pressure. * The standard height of the face plate, attach needle so that matches the thread and material. TROUBLESHOOTING Cause Rotary hook Upper thread amount Bobbin case Check Needle bar height and needle bar...
... holder spring, etc. Adjust the quantity of lubrication oil. The lubrication holes between needle and rotary hook Rotary hook lubrication Thread twisted around rotary hook Arm thread guide position Damaged outside of needle faces frontward. Adjust the arm thread guide position Polish with the -3 specification parts: Length feed plate (for specification -3), work clamp pressure. * The standard height of the face plate, attach needle so that matches the thread and material. TROUBLESHOOTING Cause Rotary hook Upper thread amount Bobbin case Check Needle bar height and needle bar...
Instruction Manual - English
Page 102
TROUBLESHOOTING Cause Thread tension Needle bar plate Lower thread clamp Check Zigzag thread upper thread tension Vertical and longitudinal needle bar play , or replace the parts. Cam Roller Page 62 - - 3998Q Thread scraps and dust Clean around lower thread clamp and - Screw - At the sewing start Cause Upper scissors thread Upper thread feeding Check Installation height Upper thread scissors opening timing Upper thread scissors operation Thread take -up amount Remedy Adjust the upper thread scissors installation height. Apply grease to decrease thread take -up amount ...
TROUBLESHOOTING Cause Thread tension Needle bar plate Lower thread clamp Check Zigzag thread upper thread tension Vertical and longitudinal needle bar play , or replace the parts. Cam Roller Page 62 - - 3998Q Thread scraps and dust Clean around lower thread clamp and - Screw - At the sewing start Cause Upper scissors thread Upper thread feeding Check Installation height Upper thread scissors opening timing Upper thread scissors operation Thread take -up amount Remedy Adjust the upper thread scissors installation height. Apply grease to decrease thread take -up amount ...
Instruction Manual - English
Page 104
... of seam Cause Thread tension Threading Stitch patterns Tension release Check Zigzag thread thread tension Zigzag tension opening upper disc Lower thread tension Upper thread threading Lower thread threading Purl stitch, whip stitch Tension release timing Remedy Adjust the upper thread tension appropriately. Check the opening cam. Set using parameter number 11. Thread the lower thread correctly. Adjust the tension disc opening amount. Check the opening when the feed mechanism moves about 1.5 - 2.5 mm. Uneven seams (3) ......Seam lifts up at the sewing start Seam...
... of seam Cause Thread tension Threading Stitch patterns Tension release Check Zigzag thread thread tension Zigzag tension opening upper disc Lower thread tension Upper thread threading Lower thread threading Purl stitch, whip stitch Tension release timing Remedy Adjust the upper thread tension appropriately. Check the opening cam. Set using parameter number 11. Thread the lower thread correctly. Adjust the tension disc opening amount. Check the opening when the feed mechanism moves about 1.5 - 2.5 mm. Uneven seams (3) ......Seam lifts up at the sewing start Seam...
Instruction Manual - English
Page 106
... hook lubrication Decrease the quantity of lubrication oil. * Note that fits for the thread. bobbin holder spring, etc. Polish with thicker one that if you reduce the amount of Polish with buff or replace the part. TROUBLESHOOTING Uneven seams (10) ...... All stitches Cause Threading Thread path Check Upper thread threading Lower thread threading Flaw or abrasion on the bobbin winder guide. - Polish with one . Stitch patterns Purl stitch, whip stitch Set using parameter number 11. 37 HE-800A 98 Bobbin winder guide Bobbin thread tension Adjust the tension...
... hook lubrication Decrease the quantity of lubrication oil. * Note that fits for the thread. bobbin holder spring, etc. Polish with thicker one that if you reduce the amount of Polish with buff or replace the part. TROUBLESHOOTING Uneven seams (10) ...... All stitches Cause Threading Thread path Check Upper thread threading Lower thread threading Flaw or abrasion on the bobbin winder guide. - Polish with one . Stitch patterns Purl stitch, whip stitch Set using parameter number 11. 37 HE-800A 98 Bobbin winder guide Bobbin thread tension Adjust the tension...
Instruction Manual - English
Page 107
... the opening amount to 0.5 - 1.0 mm by removing the top cover and moving the tension release cam. - 16. TROUBLESHOOTING Upper thread run out Cause Upper thread trimmer assembly Check Installation position of upper thread trimmer assembly Remedy Adjust the installation position of upper thread trimmer assembly by moving the setting plate assembly. Upper thread trimmer longitudinal position adjustment Upper thread trimmer cutting depth adjustment Page Service manual Upper thread trimmer assembly holding force 4005Q Adjust so that the thread does not come out when...
... the opening amount to 0.5 - 1.0 mm by removing the top cover and moving the tension release cam. - 16. TROUBLESHOOTING Upper thread run out Cause Upper thread trimmer assembly Check Installation position of upper thread trimmer assembly Remedy Adjust the installation position of upper thread trimmer assembly by moving the setting plate assembly. Upper thread trimmer longitudinal position adjustment Upper thread trimmer cutting depth adjustment Page Service manual Upper thread trimmer assembly holding force 4005Q Adjust so that the thread does not come out when...
Instruction Manual - English
Page 108
... number of scissors assembly at the sewing start. Adjust the needle up amount so that upper thread does not pull out of slow start stitches Bar tack thread tension is too strong. Rotary hook Machine stopping position Lower thread Needle bar height and needle bar lift amount Thread chips on the gauge. 2. Adjust the needle bar height to retard the work clamp lifting speed. Process the lower thread retainer, lower thread clamp and lower thread presser plate so that the lower thread clamp plate opens when the feed mechanism moves 6 - 7 mm. Upper thread breaks. 4003Q Use...
... number of scissors assembly at the sewing start. Adjust the needle up amount so that upper thread does not pull out of slow start stitches Bar tack thread tension is too strong. Rotary hook Machine stopping position Lower thread Needle bar height and needle bar lift amount Thread chips on the gauge. 2. Adjust the needle bar height to retard the work clamp lifting speed. Process the lower thread retainer, lower thread clamp and lower thread presser plate so that the lower thread clamp plate opens when the feed mechanism moves 6 - 7 mm. Upper thread breaks. 4003Q Use...
Instruction Manual - English
Page 109
...2158;Adjust the bar tack tension discs opening amount to retard the work clamp lifting speed. 79 101 HE-800A Work clamp Zigzag tension Tack tension 0.5 - 1 mm 4008Q Work clamp lifting speed Use memory switch No. 02 to 0.5 - 1.0 mm by upper thread trimmer assembly Cause Upper thread trimmer assembly Check Installation position of upper thread trimmer assembly Remedy Adjust the installation position of upper thread trimmer M and upper thread trimmer U. TROUBLESHOOTING Unraveling of thread trimmed by removing the top cover and moving the setting plate assembly. Upper...
...2158;Adjust the bar tack tension discs opening amount to retard the work clamp lifting speed. 79 101 HE-800A Work clamp Zigzag tension Tack tension 0.5 - 1 mm 4008Q Work clamp lifting speed Use memory switch No. 02 to 0.5 - 1.0 mm by upper thread trimmer assembly Cause Upper thread trimmer assembly Check Installation position of upper thread trimmer assembly Remedy Adjust the installation position of upper thread trimmer M and upper thread trimmer U. TROUBLESHOOTING Unraveling of thread trimmed by removing the top cover and moving the setting plate assembly. Upper...
Instruction Manual - English
Page 114
... upper thread scissors Remedy Adjust the upper thread scissors installation height. Approx. 1 mm - Cord connection Presser lifter pulse motor driving gear Does the work clamp assembly (for knits), needle plate 1.2 (for lowering the work clamp pressure. (Press material so that the cam opens the stop plate properly. Polish blade of the thread. If it does not influence the seam shape. Increase work clamp to process the end of upper thread trimmer M and upper thread guide with the -3 specification parts: Length feed plate...
... upper thread scissors Remedy Adjust the upper thread scissors installation height. Approx. 1 mm - Cord connection Presser lifter pulse motor driving gear Does the work clamp assembly (for knits), needle plate 1.2 (for lowering the work clamp pressure. (Press material so that the cam opens the stop plate properly. Polish blade of the thread. If it does not influence the seam shape. Increase work clamp to process the end of upper thread trimmer M and upper thread guide with the -3 specification parts: Length feed plate...
Instruction Manual - English
Page 117
... thread guide. Apply grease to be paused. Check Thread trimmer mechanism position Remedy Turn the machine pulley backward to set the needle bar to the needle up stop even when the thread is depressed very firmly and then released, the pedal may stop position Cause Thread retainer and rotary hook are touching. Adjust the feed timing belt. When panel DIP switch A - 16. No. 3 Upper thread threading Upper thread scissors operation Remedy Adjust the thread...
... thread guide. Apply grease to be paused. Check Thread trimmer mechanism position Remedy Turn the machine pulley backward to set the needle bar to the needle up stop even when the thread is depressed very firmly and then released, the pedal may stop position Cause Thread retainer and rotary hook are touching. Adjust the feed timing belt. When panel DIP switch A - 16. No. 3 Upper thread threading Upper thread scissors operation Remedy Adjust the thread...