Manuals / Brother / Household Appliance / Sewing Machine

Brother DH4-B980 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone, Printed in Japan

Models: DH4-B980

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INSTRUCTION MANUAL

BROTHER INDUSTRIES, LTD.

15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177

Printed in Japan

118-980

S91980-302 2001.11. H (1)

Page 66

Image 66

Brother DH4-B980 instruction manual 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone, Printed in Japan, 118-980

Contents

ELECTRONIC EYELET BUTTON HOLER Please read this manual before using the machineDH4-B980 RH-9800 INSTRUCTION MANUALSymbols SAFETY INSTRUCTIONS1. Safety indications and their meanings IndicationsDANGER 2. Notes on safetyInstallation Environmental requirementsSewing CleaningMaintenance and inspection If using a work table which has casters, the casters3. Warning labels 10.SUMMARY OF DIP SWITCHES CONTENTS9. STANDARD ADJUSTMENTS 8. CLEANING AND MAINTENANCE1. NAMES OF EACH PART 1. NAMES OF EACH PART2. SPECIFICATIONS 2. SPECIFICATIONS2-1. Specifications DH4-B980- RH-98003. INSTALLATION 3-1. Table processing diagram3.INSTALLATION 3-2. Installing the motor 3-3. Installing the machine head3. INSTALLATION Lowering the machine head 3-4. Installing the oil containerRaising the machine head 3.INSTALLATION3-5. Installing the spool stand 3-6. Tightening the V-belt3. INSTALLATION Connecting the knife valve cables 3-7. Installing the control box3-8. Installing the air unit and the valve assembly 3.INSTALLATION3-9. Connecting the ground wires and the wirings 3. INSTALLATIONPower switch installation position harness 3-10. Connecting the air tubes3.INSTALLATION Sub presser *2To increase the air pressure 3-11. Installing the air hosesAdjusting the air pressure To decrease the air pressure1114Q 3-12. Connecting the power cord3.INSTALLATION 0839Q4-2. Lubrication 4. LUBRICATION4-1. Adding oil 4. LUBRICATION4.LUBRICATION 5-2. Changing the lower thread and gimp trimming 5-1. Initializing settings5. CORRECT USE 5. CORRECT USE5-3. Checking the direction of machine operation 5. CORRECT USE5-4. Installing the needle 5-5. Threading the upper thread5. CORRECT USE 5-6. Threading the lower thread For upper thread trimming specificationsFor upper and lower thread trimming specifications -01 5. CORRECT USE5-8. Setting the material 5-7. Threading the gimp5. CORRECT USE 6. USING THE OPERATION PANEL AND FRONT PANEL 6. USING THE OPERATION PANEL AND FRONT PANEL6-1. Panel button and switch names Operation panel part names6-4. Changing the cutting timing 6-2. Selecting a program number6-3. Changing the mode Note If6-5. Setting a program 6. USING THE OPERATION PANEL AND FRONT PANEL1134Q B.Setting the shape of the eyeletC.Setting the buttonhole length 1135QE.Setting the offset F. Setting the stitch pitchD.Setting the tacking length 6. USING THE OPERATION PANEL AND FRONT PANEL1146Q H. Setting the cutting spaceI. Setting the knife position compensation 1148QP3. Setting θ 1 correction P1. Setting X correctionP2. Setting Y correction 6. USING THE OPERATION PANEL AND FRONT PANEL1158Q P4. Setting θ 2 correction6. USING THE OPERATION PANEL AND FRONT PANEL 1159QBar tacking at the sewing start to prevent fraying 6-6. Using the memory switch6. USING THE OPERATION PANEL AND FRONT PANEL Bar tacking at the sewing end to prevent fraying6. USING THE OPERATION PANEL AND FRONT PANEL 6-7. List of error codes 6. USING THE OPERATION PANEL AND FRONT PANELIn automatic mode 7-1. Using the EMERGENCY STOP switch7. SEWING In manual mode or in automatic mode7-2. Sewing 7. SEWINGTension adjustment 7-3. Adjusting the thread tensionAdjusting the lower thread take-up spring tension and stroke Stroke adjustmentRelationship between knife position and eyelet shape 7-4. Needle and knife positionExplanation of the cutting space function 7. SEWINGKnife position Knife position compensation function7. SEWING compensationDisplaying the production counter 7-5. Using the production counterResetting the production counter Counting down to zero method7-6. Using a cycle program Programming procedure7. SEWING 7-7. Setting the feed bracket to the front position 7. SEWING7-9. Using feed mode 7. SEWING0784Q 7-10. Using manual mode7. SEWING 0785Q7. SEWING 7-12. Setting the number of home position cycles7-11. Changing the cycle program counter 1185Q1189Q 7-13. Returning to the home position7. SEWING 1171Q8. CLEANING AND MAINTENANCE 8. CLEANING AND MAINTENANCE8-1. Cleaning 8-2. Draining the oil9. STANDARD ADJUSTMENTS 9. STANDARD ADJUSTMENTS9-1. Adjusting the height of the spreader and looper Spreader height9-2. Adjusting the needle and looper timing 9. STANDARD ADJUSTMENTS9-3. Adjusting the loop stroke 9. STANDARD ADJUSTMENTS9-4. Adjusting the height of the needle bar 9-5. Adjusting the clearance between the looper and needle9. STANDARD ADJUSTMENTS 9. STANDARD ADJUSTMENTS 9-6. Adjusting the needle guard9-7. Adjusting the spreader mounting positions 0964Q9-8. Adjusting the spreader timing 9-9. Adjusting the needle racking width stitch width9. STANDARD ADJUSTMENTS 9-10.Changing the knife cutting length Replacing the cutting block Changing in the cutting block operation time9. STANDARD ADJUSTMENTS Filing the cutting surface of the cutting block 9-11. Adjusting the contact between the knife and the cutting blockAdjusting the contact between the knife and the cutting block 9. STANDARD ADJUSTMENTS9-13. Adjusting the cutting pressure 9-12. Replacing the knife9. STANDARD ADJUSTMENTS 9-14. Adjusting the cloth opening amount Measuring the opening amount9. STANDARD ADJUSTMENTS 9-15. Adjusting the trimming of the upper thread 9-16. Adjusting the trimming of the lower thread and gimp9. STANDARD ADJUSTMENTS 9-17. Adjusting the gimp length after trimming 9. STANDARD ADJUSTMENTS9. STANDARD ADJUSTMENTS 9-18. Lower thread presser9-19. Sub presser 0986Q10. SUMMARY OF DIP SWITCHES 10-1. Front panel DIP switches10. SUMMARY OF DIP SWITCHES 10-2. Circuit board DIP switches 10. SUMMARY OF DIP SWITCHESDANGER Problem 11. TROUBLESHOOTING11. TROUBLESHOOTING MACHINE HEADLower thread is not cut cleanlyUpper thread is not cut Thread slips out118-980 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. PhonePrinted in Japan S91980-302 2001.11. H