Brother PC8200 SUPER GALAXIE 2000, Service Manual

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III.
HOW TO ADJUST MECHANICAL ELEMENTS
1. POSITION OF TOUCH PANEL
(Be sure to adjust the touch panel after reconnecting the touch panel
connector.) ...........................................................................................................23
2. SETTING THE TEST MODE..................................................................................24
3. TENSION OF MOTOR BELT AND TIMING BELT................................................25
4. NEEDLE DOWN POSITION ADJUSTMENT.........................................................26
5. TIMING OF NEEDLE AND ROTARY HOOK
(CLEARANCE BETWEEN THE NEEDLE AND THE ROTARY HOOK POINT) ..27
6. NEEDLE BAR HEIGHT..........................................................................................28
7. LOWER SHAFT .....................................................................................................29
8. FRONT/BACK, LEFT/RIGHT POSITION OF FEED DOG ....................................30
9. HEIGHT OF FEED DOG ........................................................................................31
10. PRESSER BAR HEIGHT .......................................................................................32
11. CHECKING DETECTION OF FABRIC THICKNESS
(If a new main PC board is installed, this adjustment must be performed.) ..33
12. POSITION OF BUTTONHOLE SWITCH LEVER ..................................................34
13. BOBBIN WINDER..................................................................................................35
14. BOBBIN THREAD DETECTOR ............................................................................36
15. INNER ROTARY HOOK BRACKET POSITION ...................................................37
16. LARGE ONE-POINT PATTERN SHAPE (SOFT ADJUSTMENT)........................38
17. FEED ADJUSTMENT (VERTICAL FEED) ............................................................39
18. INNER ROTARY HOOK TENSION .......................................................................40
19. NEEDLE THREADER ............................................................................................40
20. NEEDLE THREADER
(CHECKING THE HOOK POSITION IN HORIZONTAL DIRECTION) .................41
21. NEEDLE THREADER (EXCHANGE) ....................................................................41
22. NEEDLE THREADER (CHECKING THE HOOK IN STANDARD POSITION) .....42
23. NEEDLE THREADER
(CHECKING THE HOOK POSITION IN VERTICAL DIRECTION) .......................42
24. TIMING BELT TENSION FOR THE X DIRECTION ..............................................43
25. TIMING BELT TENSION FOR THE Y DIRECTION ..............................................44
26. ADJUSTING THE X BELT PRESSER ..................................................................45
27. ADJUSTING THE Y BELT PRESSER ..................................................................45