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Brother BES-1240BC Maintenance Manual

Maintenance schedule - english
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Website:
Cleaning
Rotary hook
1. Open bobbin case covers and remove bobbin
cases. Use brush to remove lint build up in and
around rotary hooks. Compressed air may also be
used.
2. Insert bobbin cases in to rotary hooks. Make sure
bobbin thread is not over 2 inches long. Close
bobbin case covers.
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For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER
Email:
http://www.brother-usa.com/industembroidery/tech_down.aspx
Perform all maintenance with the machine OFF

Daily Maintenance

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tsupport@brother.com
1. Open the bobbin case covers and rotate the outer
part of the rotary hooks counter-clockwise until you
see what is called the raceway. (This is the raised
black portion.) Place a small drop of oil on the
raceways.
2. Close bobbin case covers.
(Rotary hooks will automatically orientate themselves back
to the correct position when the machine is turned back on.)
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Oiling
Rotary hook
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Table of Contents
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  Summary of Contents for Brother BES-1240BC

  • Page 1: Daily Maintenance

    For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Perform all maintenance with the machine OFF Daily Maintenance Cleaning Oiling Rotary hook Rotary hook 1. Open bobbin case covers and remove bobbin 1. Open the bobbin case covers and rotate the outer cases.
  • Page 2: Weekly Maintenance

    For Technical Assistance Please Call Toll Free 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Weekly Maintenance Oiling Needle Bars Thread take up bushing and connecting rod 1. Remove the front plate that has the “BROTHER” 1. Place 5-6 drops of oil in the channel behind each logo on it by removing one screw and loosening head to lubricate the connecting rod.
  • Page 3: Monthly Maintenance

    For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Monthly Maintenance Cleaning Knives Control Box 1. Remove the two rear screws and remove the 1. Use a brush to clean filters on fans and vents in needle plates.
  • Page 4 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Monthly Maintenance Greasing Cam grooves 1. Remove the covers between each head by 3. Remove the cover to the right of head 1 by removing the four screws. removing the 3 screws.
  • Page 5 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Monthly Maintenance Greasing Cam grooves continued 5. Manually color change the machine to needle 9 on 7. Using the black grease, grease the groove of the 9 needle machines or 12 on 12 needle machines thread take up cam.
  • Page 6 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Monthly Maintenance Greasing Cam grooves continued 9. Remove presser foot guide plates and unhook 11. Hook the spring to the back of the presser foot springs located on the back. guide plate and reinstall the plate leaving the screws loose.
  • Page 7 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx Monthly Maintenance Greasing Pantograph 1. Remove the X-axis cover screws and remove the 3. Remove the sewing arm covers for head 3. X cover. Removing the X-axis cover is machine specific depending on whether it is a 4 or 6 head machine.
  • Page 8: 6 Month Maintenance

    For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Heads 1. Remove the covers between each head by 3. Remove the cover to the right of head 1 by removing the four screws. removing the 3 screws.
  • Page 9 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Heads continued 5. Remove the power switch cover by removing the 3 top 7. On 4 head models. Remove the color change screws and loosening the 2 lower ones. Cover can be rod cover by removing the 2 screws.
  • Page 10 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Heads continued 9. Remove the 4 hex bolts, 2 on each side of the head. 11. Remove this bolt on the cap eaves guide Do this for all the heads.
  • Page 11 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Heads continued 13. Remove the 3 screws and remove the wiper solenoid 15. Remove the presser foot guide plates by assembly from the heads. Let the wiper solenoid removing the 3 screws and unhooking the assembly rest on the pantograph.
  • Page 12 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Heads continued 17. Remove the 5 screws as indicated by the arrows and 19. Remove setscrew at top of base needle bar inject grease with the syringe in to the screw holes. and inject grease in to hole.
  • Page 13 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Heads continued 21. Using the white grease, grease the V groove on both 23. Using the black grease, grease the driving sides of the head linear rail with white grease for each shaft thrust bear with black grease by head.
  • Page 14 For Technical Assistance Please Call Toll Fre e 1-877-4BROTHER Email: tsupport@brother.com Website: http://www.brother-usa.com/industembroidery/tech_down.aspx 6 Month Maintenance Greasing Cleaning Heads continued 25. Reassemble machine in reverse order. After placing the 1. Remove all of the sewing arm covers by heads on the machine make sure they sit flush with the removing the screws that hold them on.