Brother HE-800A Instruction Manual page 7
Electronic lockstitch button holer
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Also See for HE-800A:
- Service manual (162 pages) ,
- Manual del instrucción (122 pages) ,
- User manual (118 pages)
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7-5-1. Lower thread tension .......................... 61
7-5-2. Upper thread tension .......................... 62
7-5-3. Thread take-up spring height .............. 63
7-5-4. Thread take-up spring tension ............ 63
7-5-5. Adjusting arm thread guide ................. 63
8. SEWING ...............................................
8-1. Sewing ........................................................... 64
8-3. If the thread breaks during sewing ................. 66
or manual mode ............................................. 68
9. CLEANING AND MAINTENANCE.......
9-1. Cleaning ......................................................... 69
9-2. Draining the oil ............................................... 70
9-3. Cleaning the control box air inlet port............. 70
9-4. Cleaning the eye guard .................................. 70
9-5. Checking the needle ...................................... 71
9-6. Cleaning the length feed plate ....................... 71
10. STANDARD ADJUSTMENTS............
10-1. Adjusting the needle bar height.................... 72
10-2. Adjusting the needle and hook timing .......... 73
and hook point.............................................. 73
rotary hook holder overlap............................ 74
10-5. Adjusting the work clamp pressure .............. 74
10-6. Adjusting the cutter installation .................... 74
10-7. Adjusting the upper thread trimming ............ 75
the upper thread scissors.................. 75
opening timing................................... 76
10-9. Adjusting the bobbin presser........................ 77
10-10. Adjusting the needle up stop position......... 77
THE MEMORY SWITCHES ...............
11-1. Memory switch table .................................... 79
12. PROGRAM INITIALIZATION .............
12-1. Initializing all programs .................................80
12-2. Initializing a single program ..........................80
THE DIP SWITCHES..........................
64
13-1. Panel DIP switches.......................................81
13-2. Circuit board DIP switches............................83
14. ERROR CODE TABLE.......................
15. GAUGE PARTS LIST.........................
16. TROUBLESHOOTING .......................
69
16-1. Upper thread breakage.................................92
16-2. Skipped stitches ...........................................93
16-3. Uneven seams (1) ......
At the sewing start.....................................94
16-4. Uneven seams (2) ......
the sewing start .........................................95
16-5. Uneven seams (3) ......
72
Seam lifts up at the sewing start ...............96
16-6. Uneven seams (4) ......
16-7. Uneven seams (5) ......
Poor rounding of seam.................................96
16-8. Uneven seams (6) ......
Around rear tack or front tack....................96
16-9. Uneven seams (7) ......
Loose thread end at end backtack ............97
16-10. Uneven seams (8) ......
Thread sticking out at end backtack ........97
16-11. Uneven seams (9) ......
Sticking in needle plate............................97
16-12. Uneven seams (10) ......
All stitches ...............................................98
16-13. Upper thread run out...................................99
thread trimmer assembly...........................101
16-15. Upper thread mis-trimming .......................102
78
16-16. Needle strikes upper thread trimmer ........102
16-17. Needle breakage ......................................103
HE-800A
80
81
85
89
92
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