Manuals / Brother / Household Appliance / Sewing Machine

Brother DH4-B980 Threading the lower thread, For upper thread trimming specifications, RH-9800

Models: DH4-B980

1 66

Download 66 pages 42.48 Kb

Page 23

Image 23

5. CORRECT USE

5-6. Threading the lower thread

Remove the cloth presser plates (refer to page 13), and then thread the lower thread as shown in the illustration below.

For upper thread trimming specifications (-00)

0880Q

0879Q

0881Q

For upper and lower thread trimming specifications (-01,-02)

0883Q

0882Q

0881Q

RH-9800

Page 23

Image 23

Brother DH4-B980 Threading the lower thread, For upper thread trimming specifications, Correct Use, RH-9800, 0880Q, 0879Q

Contents

INSTRUCTION MANUAL Please read this manual before using the machineDH4-B980 RH-9800 ELECTRONIC EYELET BUTTON HOLERIndications SAFETY INSTRUCTIONS1. Safety indications and their meanings SymbolsEnvironmental requirements 2. Notes on safetyInstallation DANGERIf using a work table which has casters, the casters CleaningMaintenance and inspection Sewing3. Warning labels 8. CLEANING AND MAINTENANCE CONTENTS9. STANDARD ADJUSTMENTS 10.SUMMARY OF DIP SWITCHES1. NAMES OF EACH PART 1. NAMES OF EACH PARTDH4-B980- RH-9800 2. SPECIFICATIONS2-1. Specifications 2. SPECIFICATIONS3.INSTALLATION 3. INSTALLATION3-1. Table processing diagram 3. INSTALLATION 3-2. Installing the motor3-3. Installing the machine head 3.INSTALLATION 3-4. Installing the oil containerRaising the machine head Lowering the machine head3. INSTALLATION 3-5. Installing the spool stand3-6. Tightening the V-belt 3.INSTALLATION 3-7. Installing the control box3-8. Installing the air unit and the valve assembly Connecting the knife valve cablesPower switch installation position 3-9. Connecting the ground wires and the wirings3. INSTALLATION Sub presser *2 3-10. Connecting the air tubes3.INSTALLATION harnessTo decrease the air pressure 3-11. Installing the air hosesAdjusting the air pressure To increase the air pressure0839Q 3-12. Connecting the power cord3.INSTALLATION 1114Q4. LUBRICATION 4. LUBRICATION4-1. Adding oil 4-2. Lubrication4.LUBRICATION 5. CORRECT USE 5-1. Initializing settings5. CORRECT USE 5-2. Changing the lower thread and gimp trimming5. CORRECT USE 5-3. Checking the direction of machine operation5. CORRECT USE 5-4. Installing the needle5-5. Threading the upper thread 5. CORRECT USE For upper thread trimming specificationsFor upper and lower thread trimming specifications -01 5-6. Threading the lower thread5. CORRECT USE 5-8. Setting the material5-7. Threading the gimp Operation panel part names 6. USING THE OPERATION PANEL AND FRONT PANEL6-1. Panel button and switch names 6. USING THE OPERATION PANEL AND FRONT PANELNote If 6-2. Selecting a program number6-3. Changing the mode 6-4. Changing the cutting timing6. USING THE OPERATION PANEL AND FRONT PANEL 6-5. Setting a program1135Q B.Setting the shape of the eyeletC.Setting the buttonhole length 1134Q6. USING THE OPERATION PANEL AND FRONT PANEL F. Setting the stitch pitchD.Setting the tacking length E.Setting the offset1148Q H. Setting the cutting spaceI. Setting the knife position compensation 1146Q6. USING THE OPERATION PANEL AND FRONT PANEL P1. Setting X correctionP2. Setting Y correction P3. Setting θ 1 correction1159Q P4. Setting θ 2 correction6. USING THE OPERATION PANEL AND FRONT PANEL 1158QBar tacking at the sewing end to prevent fraying 6-6. Using the memory switch6. USING THE OPERATION PANEL AND FRONT PANEL Bar tacking at the sewing start to prevent fraying6. USING THE OPERATION PANEL AND FRONT PANEL 6. USING THE OPERATION PANEL AND FRONT PANEL 6-7. List of error codesIn manual mode or in automatic mode 7-1. Using the EMERGENCY STOP switch7. SEWING In automatic mode7. SEWING 7-2. SewingStroke adjustment 7-3. Adjusting the thread tensionAdjusting the lower thread take-up spring tension and stroke Tension adjustment7. SEWING 7-4. Needle and knife positionExplanation of the cutting space function Relationship between knife position and eyelet shapecompensation Knife position compensation function7. SEWING Knife positionCounting down to zero method 7-5. Using the production counterResetting the production counter Displaying the production counter7. SEWING 7-6. Using a cycle programProgramming procedure 7. SEWING 7-7. Setting the feed bracket to the front position7. SEWING 7-9. Using feed mode0785Q 7-10. Using manual mode7. SEWING 0784Q1185Q 7-12. Setting the number of home position cycles7-11. Changing the cycle program counter 7. SEWING1171Q 7-13. Returning to the home position7. SEWING 1189Q8-2. Draining the oil 8. CLEANING AND MAINTENANCE8-1. Cleaning 8. CLEANING AND MAINTENANCESpreader height 9. STANDARD ADJUSTMENTS9-1. Adjusting the height of the spreader and looper 9. STANDARD ADJUSTMENTS9. STANDARD ADJUSTMENTS 9-2. Adjusting the needle and looper timing9. STANDARD ADJUSTMENTS 9-3. Adjusting the loop stroke9. STANDARD ADJUSTMENTS 9-4. Adjusting the height of the needle bar9-5. Adjusting the clearance between the looper and needle 0964Q 9-6. Adjusting the needle guard9-7. Adjusting the spreader mounting positions 9. STANDARD ADJUSTMENTS9. STANDARD ADJUSTMENTS 9-8. Adjusting the spreader timing9-9. Adjusting the needle racking width stitch width 9. STANDARD ADJUSTMENTS 9-10.Changing the knife cutting length Replacing the cutting blockChanging in the cutting block operation time 9. STANDARD ADJUSTMENTS 9-11. Adjusting the contact between the knife and the cutting blockAdjusting the contact between the knife and the cutting block Filing the cutting surface of the cutting block9. STANDARD ADJUSTMENTS 9-13. Adjusting the cutting pressure9-12. Replacing the knife 9. STANDARD ADJUSTMENTS 9-14. Adjusting the cloth opening amountMeasuring the opening amount 9. STANDARD ADJUSTMENTS 9-15. Adjusting the trimming of the upper thread9-16. Adjusting the trimming of the lower thread and gimp 9. STANDARD ADJUSTMENTS 9-17. Adjusting the gimp length after trimming0986Q 9-18. Lower thread presser9-19. Sub presser 9. STANDARD ADJUSTMENTS10. SUMMARY OF DIP SWITCHES 10. SUMMARY OF DIP SWITCHES10-1. Front panel DIP switches DANGER 10-2. Circuit board DIP switches10. SUMMARY OF DIP SWITCHES MACHINE HEAD 11. TROUBLESHOOTING11. TROUBLESHOOTING ProblemThread slips out cleanlyUpper thread is not cut Lower thread is not cut118-980 INSTRUCTION MANUAL15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone Printed in Japan