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Brother rh-918a manual Threading the lower thread, For upper thread trimming specifications, 0880Q

Models: rh-918a

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Page 36

5-5. Threading the lower thread

5. CORRECT USE

5-5. Threading the lower thread

Remove the work clamp plates (refer to page 26), 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 and -52)

0883Q

0882Q

0881Q

29

RH-981A

Image 36

Brother rh-918a Threading the lower thread, For upper thread trimming specifications, 0880Q, 0879Q, 0881Q, 0883Q, 0882Q

Contents

RH-981A ELECTRONIC EYELET BUTTON HOLERENGLISH SAFETY INSTRUCTIONS 1. Safety indications and their meaningsSymbols Indications2. Notes on safety InstallationDANGER Environmental requirementsCleaning Maintenance and inspectionSewing Do not touch any of the moving parts or press any3. Warning labels CONTENTS 8. CLEANING AND MAINTENANCE9. STANDARD ADJUSTMENTS 10. CHANGING FUNCTIONS USING 11. CHANGING FUNCTIONS USING10-1.Memory switch table 11-1. Panel DIP switchesFly indexer -52 specifications 1. NAMES OF EACH PART2. SPECIFICATIONS 2-1. SpecificationsFly indexer specifications -52 specifications 2-2. Sewing shape 2-3. Optional parts2-4. PD-9810, Programmer Fly indexer assembly for L1, L22-5. Replacement parts list for specification changes 02 specifications52 specifications 3. INSTALLATION 3-1. Table processing diagram3-2. Installing the motor 3-3. Installing the motor pulley 3-4. Installing the control box3126Q 3127Q3-5. Installing the machine head Raising the machine head 3-6. Installing the oil container 3-7. Installing the operation panel3-8. Tightening the V-belt 2990Q2991Q 3-9. Installing the spool stand 3-10. Installing the hand switch3-11. Installing the air unit and the valve unit 3-12. Connecting the wiring 3-12-1. Connections inside the control box Connection indications3-12-2. Connecting the motor cables 3-12-3. Connecting the air tubes3-12-4. Securing the cables 3132Q 3002Q 3003Q 3004Q3-13. Installing the air tubes 3-13-1. Adjusting the air pressureTo increase the air pressure To decrease the air pressure3-14. Connecting the power cord 0838Q3133Q 3134Q3-15. Installing the programmer sold separately 3-16. Installing the foot switch option3-17. Installing the indexer option 3-17-1. Installing the indexer main unit3-17-2. Installing the upper thread presser 3-17-4. Installing the valve unit3-17-3. Replacing the plate presser and presser plate 3-17-5. Connecting the connectors 3023Q 3024Q 3025Q3-17-6. Connecting the air tubes 3-17-7. Securing the air tubes and cables0855Q 0856Q3-17-8. Installing the hand switch 3027Q4. LUBRICATION 4-1. Adding oil4-2. Lubrication Filling the arm oil tankOiling the looper, spreader and looper base 5. CORRECT USE 5-1. Data initialization5-2. Changing the lower thread and gimp trimming 5-3. Installing the needle 5-4. Threading the upper thread3039Q 3038QFor upper thread trimming specifications For upper and lower thread trimming specifications -01, -02 and5-5. Threading the lower thread 0880Q5-6. Threading the gimp Refer to “9-18. Adjusting the gimp length after trimming” PagePass the gimp through the hole of the thread tension stud 0884Q5-7. Setting the material 3042Q3043Q 0892QCloth setting position Installation position Hole spacing5-9. Replacing the PROMs 2430Q3048Q 6. OPERATION 6-1. Name and function of each operation panel item6-2. Starting up 6-3. Program setting method 6-3-1. Parameter table Taper bar6. OPERATION 6. OPERATION 6-3-2. Parameter table Straight bar tacking 6. OPERATION6. OPERATION 6. OPERATION 6-4. Cycle program 3052Q 2410Q2411Q 6-6. Using the program memos 6-5. Production counter7. SEWING 7-1. Automatic sewing7-2. Using the EMERGENCY STOP switch 7-3. Adjusting the thread tension Adjusting the lower thread take-up spring tension and strokeReference values Upper thread tension7-4. Needle and knife position Relationship between knife position and eyelet shapeExplanation of the cutting space function 7-5. Setting the feed bracket to the front position 7-6. Switching between single-pedal and dual-pedal operation7. SEWING 7-7. Using test feed mode 3063Q3142Q 7-8. Using manual mode 7. SEWING7-10. Moving the cloth feed bar -52 specifications 7-9. Changing the mode during an operation8. CLEANING AND MAINTENANCE 8-1. Cleaning8-2. Draining the oil 8-3. Checking the air filterNote Clean up any oil that may have been spilt onto the floor 1. Close the air cock9. STANDARD ADJUSTMENTS 9-1. Adjusting the height of the spreader and looperSpreader height Looper height9-2. Adjusting the needle and looper timing 9-3. Adjusting the loop stroke 9-4. Adjusting the height of the needle bar 9-5. Adjusting the clearance between the looper and needle9-6. Adjusting the needle guard 9-7. Adjusting the spreader mounting positions3085Q 3086Q9-8. Adjusting the spreader timing 9-9. Adjusting the needle racking width stitch width3087Q 0967Q9-10. Changing the knife cutting length Replacing the hammer 9-11. Adjusting the contact between the knife and the hammer Adjusting the contact between the knife and the hammerFiling the cutting surface of the hammer 9-13. Adjusting the cutting pressure 9-12. Replacing the knife9-14. Adjusting the position of the work clamp plate 9-15. Adjusting the cloth opening amount Measuring the opening amount9-16. Adjusting the trimming of the upper thread 9-17. Adjusting the trimming of the lower thread and gimp3100Q 3101Q9-18. Adjusting the gimp length after trimming 02, -52 specifications9-19. Lower thread presser -02, -52 specifications 3104Q9-20. Auxiliary clamp arm -02, -52 specifications 9-21. Adjusting the cloth feeding speed -52 specifications9-22. Adjusting the cloth feed bar home position -52 specifications 9-23. Adjusting the indexer hole spacing -52 specifications Using the set screw collar9-24. Adjusting the position of limit switch L -52 specifications 9-25. Adjusting the position of limit switch R -52 specifications10. CHANGING FUNCTIONS USING THE MEMORY SWITCHES 10. CHANGING FUNCTIONS USING THE MEMORY SWITCHES10-1. Memory switch table 10. CHANGING FUNCTIONS USING THE MEMORY SWITCHES11. CHANGING FUNCTIONS USING THE DIP SWITCHES 11-1. Panel DIP switches11-2. Circuit board DIP switches Circuit board DIP switch CDANGER Circuit board DIP switch D 1001Q12. LIST OF ERROR CODES 12. LIST OF ERROR CODESDANGER Errors during operation Data errors12. LIST OF ERROR CODES Errors during operationHardware errors 13. TROUBLESHOOTING MACHINE HEAD13. TROUBLESHOOTING INSTRUCTION MANUAL 118-981SA0279-101 2003.01.H