Brother RH-9820 Service Manual page 8

1. MACHINE SPECIFICATIONS.......
2. FUNCTION SETTINGS .................
2-1. List of special functions when power is turned on...............2
2-2. List of advanced functions.....................................................3
2-3. Memory switch setting method (Advanced)........................4
2-4. List of memory switch settings..............................................5
2-5. Error history checking method............................................14
2-6. Input checking method ........................................................15
2-7. Output checking method.....................................................18
2-8. Software version checking method....................................21
3. READING/WRITING DATA ........
3-1. Precautions when handling CF cards (commercially
available).............................................................................22
3-2. Structure of a CF card folder...............................................22
3-3. Data read/write mode..........................................................23
3-4. Reading parameter data from the CF card .......................24
3-5. Writing parameter data to the CF card ..............................24
3-6. Reading memory switch data from the CF card...............24
3-7. Writing memory switch data to CF cards...........................24
3-8. Writing error log data to the CF card..................................25
3-9. Updating the main control program....................................25
3-10. Updating the panel control program ................................25
4. MECHANICAL DESCRIPTIONS ..
4-1. Upper shaft and Needle bar mechanisms.........................26
4-2. Zigzag and thread take-up mechanisms...........................27
4-3. Needle bar rocking mechanism..........................................28
4-4. Feed mechanism.................................................................29
4-5. Presser foot mechanism .....................................................30
4-6. Cloth opening mechanism ..................................................31
4-7. Cutter mechanism................................................................32
4-8. Looper mechanism..............................................................32
4-9. Spreader mechanism..........................................................33
4-10. Upper thread trimmer mechanism...................................33
4-11. Upper tension release mechanism..................................34
4-12. Upper thread take-up mechanism ...................................34
4-13. Lower thread release and lower thread take-up
mechanisms.......................................................................35
4-14. Gimp thread take-up mechanism
<-01 specifications only>...................................................35
4-15. Lower thread trimmer mechanism...................................36
CONTENTS
5. DISASSEMBLY...........................
1
5-1. Covers and presser foot mechanism.................................39
2
5-2. Upper shaft motor unit mechanism....................................40
5-3. Feed mechanism.................................................................41
5-4. Lower thread tension mechanism......................................43
5-5. Spreader mechanism..........................................................44
5-6. Looper mechanism..............................................................45
5-7. Needle bar rocking mechanism .........................................46
22
5-8. Looper base mechanism ....................................................47
5-9. Needle bar mechanism.......................................................48
5-10. Lubrication..........................................................................49
5-11. Zigzag and thread take-up mechanisms.........................51
5-12. Upper shaft mechanism....................................................52
5-13. Cutter mechanism .............................................................53
6. ASSEMBLY.................................
6-1. Cutter mechanism ...............................................................55
6-2. Needle bar mechanism (1) .................................................57
6-3. Zigzag mechanism ..............................................................59
6-4. Upper shaft mechanism......................................................61
6-5. Thread take-up mechanism................................................64
26
6-6. Needle bar mechanism (2) .................................................65
6-7. Y feed mechanism...............................................................69
6-8. Looper base mechanism ....................................................73
6-9. Needle bar rocking mechanism .........................................79
6-10. Lower shaft mechanism....................................................85
6-11. Looper mechanism ...........................................................90
6-12. Spreader mechanism........................................................92
6-13. Upper thread trimmer mechanism...................................94
6-14. Threading mechanism ......................................................95
6-15. Feed base mechanism .....................................................97
6-16. X feed mechanism ..........................................................107
6-17. Lower thread tension mechanism..................................109
6-18. Upper shaft motor mechanism.......................................111
6-19. Covers ..............................................................................115
6-20. Work clamp plate mechanism........................................117
6-21. Lower thread trimming mechanism...............................121
6-22. Upper cover mechanism (upper thread tension release
RH-9820
5-3-1. Feed base unit ..........................................................41
5-3-2. X feed unit..................................................................42
5-3-3. Y feed unit..................................................................42
6-15-1. Feed base.............................................................97
6-15-2. X feed shaft holder.............................................104
and upper thread take-up mechanisms
and upper thread path)........................................................... 127
38
54