Instruction Manual - English
Page 107
16. Zigzag tension Tack tension 0.5 - 1 mm 4008Q 99 HE-800A 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 ... removing the top cover and 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 you cut it with scissors and hold the...
16. Zigzag tension Tack tension 0.5 - 1 mm 4008Q 99 HE-800A 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 ... removing the top cover and 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 you cut it with scissors and hold the...
Instruction Manual - English
Page 109
... in and out. Adjust the bar tack tension discs opening amount to retard the work clamp lifting speed. 79 101 HE-800A TROUBLESHOOTING Unraveling of thread trimmed by upper thread trimmer assembly Cause Upper thread trimmer assembly Check Installation position of upper thread trimmer assembly Remedy...and moving the setting plate assembly. Upper thread trimmer longitudinal position adjust- ment Upper thread trimmer cutting depth adjustment Page Service manual 4005Q Burr on upper side here Check burr here - 16. Polish with buff or replace the part.
... in and out. Adjust the bar tack tension discs opening amount to retard the work clamp lifting speed. 79 101 HE-800A TROUBLESHOOTING Unraveling of thread trimmed by upper thread trimmer assembly Cause Upper thread trimmer assembly Check Installation position of upper thread trimmer assembly Remedy...and moving the setting plate assembly. Upper thread trimmer longitudinal position adjust- ment Upper thread trimmer cutting depth adjustment Page Service manual 4005Q Burr on upper side here Check burr here - 16. Polish with buff or replace the part.
Instruction Manual - English
Page 110
...depth 4006Q trimmer Adjust the position of 4N or less. - Service manual Needle strikes upper thread trimmer Cause Upper thread trimmer assembly Check Installation... thread trimmer longitudinal position adjustment Upper thread trimmer cutting depth adjustment Page Service manual upper thread operating force 4005Q trimmer Remove any scratches and burrs, and adjust ...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 correct force is...
...depth 4006Q trimmer Adjust the position of 4N or less. - Service manual Needle strikes upper thread trimmer Cause Upper thread trimmer assembly Check Installation... thread trimmer longitudinal position adjustment Upper thread trimmer cutting depth adjustment Page Service manual upper thread operating force 4005Q trimmer Remove any scratches and burrs, and adjust ...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 correct force is...