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Brother BC800 - Page 7

Brother BC800
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iv
Z zigzag cam attachment .................................................................................................................3 - 38
Z zigzag lever assembly attachment ................................................................................................3 - 39
Z zigzag lever ASSY assembly .................................................................................................3 - 39
Presser bar attachment .....................................................................................................................3 - 40
Needle holder assembly attachment ...............................................................................................3 - 41
Needle holder ASSY assembly .................................................................................................3 - 42
Needle bar assembly attachment ......................................................................................................3 - 43
Needle bar ASSY assembly .......................................................................................................3 - 43
Thread take-up lever link attachment ..............................................................................................3 - 43
Thread take-up lever and needle bar crank attachment ...................................................................3 - 44
BH switch assembly attachment ......................................................................................................3 - 44
LED lamp left assembly ..................................................................................................................3 - 45
Threader hook attachment ...............................................................................................................3 - 45
4. Adjustment ..........................................................................................4 - 1
Test mode ..........................................................................................................4 - 2
Timing belt tension adjustment ..........................................................................4 - 3
Motor belt tension adjustment ............................................................................4 - 4
Upper thread tension adjustment .......................................................................4 - 5
Three point needle drop adjustment ..................................................................4 - 6
Needle drop position adjustment for needle bar unit and rotary hook unit ........4 - 7
Needle interference left/right adjustment ...........................................................4 - 8
Needle bar rise adjustment ................................................................................4 - 9
Needle bar height adjustment ..........................................................................4 - 10
Needle interference adjustment .......................................................................4 - 11
Adjust the needle thread block ........................................................................4 - 12
Presser bar height and parallel adjustment .....................................................4 - 13
Inner rotary hook (bobbin thread) tension ........................................................4 - 14
Feed forward/reverse adjustment ....................................................................4 - 15
Bobbin winder (uneven bobbin winding and bobbin winding amounts) adjustment
.....4 - 16
BH lever switch position adjustment ................................................................4 - 17
Forward and back adjustment of needle and presser. .....................................4 - 18
Feed dog forward/reverse and left/right adjustment ........................................4 - 19
Feed dog height adjustment ............................................................................4 - 20
Inner rotary hook bracket position adjustment .................................................4 - 21
5. Special Instructions of Wiring ...........................................................5 - 1
LED lamp right supply assy ...............................................................................5 - 2
Operation PCB supply assy and SSVR PCB supply assy .................................5 - 3
Operation PCB supply assy ...............................................................................5 - 4
Lead wire assy, FPM-LE ....................................................................................5 - 5

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