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Table Of Contents - Brother HE-800B Service Manual

Electronic direct drive lockstitch button holer.
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1. SPECIFICATIONS .................................
1-1.
Specifications .......................................................... 1
1-2.
Standard sewing pattern list .................................... 2
2. NOTES ON HANDLING .........................
3. FUNCTION SETTINGS ..........................
3-1.
on ........................................................................... 4
3-2.
List of advanced functions ..................................... 6
3-3.
Setting memory switches (Advanced) .................... 7
3-4.
List of memory switches ......................................... 8
3-5.
3-6.
Checking the error history .................................... 16
3-7.
Input checking method ......................................... 17
3-8.
Output checking method ...................................... 20
3-9.
Confirming software version................................. 22
3-10.
Protection settings ............................................. 23
4. USING SD CARDS ..............................
4-1.
(commercially available) ...................................... 26
4-2.
Structure of an SD card folder.............................. 26
4-3.
4-4.
Reading program data (parameters) .................... 28
4-5.
memory card ........................................................ 29
4-6.
Reading memory switch data ............................... 30
4-7.
4-8.
Reading sewing machine data ............................. 32
4-9.
4-10.
4-11.
5-1.
5-2.
mechanisms ......................................................... 37
5-3.
Needle zigzag mechanism ................................... 38
5-4.
Presser foot lifter mechanism............................... 39
5-5.
Feed mechanism ................................................. 40
5-6.
Cutter mechanism ................................................ 40
5-7.
5-8.
Tension release mechanism ................................ 42
5-9.
Upper thread trimmer mechanism ........................ 43
5-9-2. Upper thread scissors Open ....................... 46
5-10.
Lower thread trimmer mechanism ...................... 47
Open ················································ 48
CONTENTS
6. ASSEMBLY ..........................................
1
6-1.
6-2.
6-3.
3
6-4.
6-5.
4
6-6.
6-7.
6-8.
6-9.
6-10.
6-11.
6-12.
6-13.
6-14.
6-15.
7. ADJUSTMENT ......................................
26
7-1.
7-2.
7-3.
7-4.
7-5.
7-6.
7-7.
36
7-8.
7-9.
7-10.
7-11.
7-12.
HE-800B
Lower thread trimmer mechanism ....................... 52
Feed mechanism ................................................. 54
Threading mechanism ......................................... 57
Presser lifter mechanism ..................................... 59
Needle zigzag mechanism ................................... 62
Cutter mechanism ............................................... 64
Lubrication mechanism ........................................ 69
Presser bar mechanism .................................... 77
Upper thread trimmer mechanism ..................... 79
Rotary hook mechanism .................................... 81
Covers ............................................................... 82
Notes on making adjustments ............................. 83
Adjusting the home position ................................. 84
mode............................................................. 84
7-2-3. Feed (Y) motor home position ....................... 86
Adjusting the needle bar height ........................... 88
and hook tip .................................................. 91
holder overlap ...................................................... 91
Adjusting the work clamp pressure ...................... 91
position ................................................................ 93
(needle plate -RB) ..................................... 95
assembly position ....................................... 97
assembly position ....................................... 97
upper thread scissors.................................. 98
49
83

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