Brother RH-9820 Service Manual download pdf (Page 8)

RH-9820

CONTENTS

1. MACHINE SPECIFICATIONS....... 1

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 ........ 22

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 .. 26

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

5. DISASSEMBLY........................... 38

5-1. Covers and presser foot mechanism.................................39

5-2. Upper shaft motor unit mechanism....................................40

5-3. Feed mechanism................................................................. 41

5-3-1. Feed base unit ..........................................................41

5-3-2. X feed unit..................................................................42

5-3-3. Y feed unit..................................................................42

5-4. Lower thread tension mechanism...................................... 43

5-5. Spreader mechanism..........................................................44

5-6. Looper mechanism.............................................................. 45

5-7. Needle bar rocking mechanism .........................................46

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................................. 54

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

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

6-15-1. Feed base .............................................................97

6-15-2. X feed shaft holder.............................................104

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

and upper thread take-up mechanisms

and upper thread path)........................................................... 127

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 235 236

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Brother RH-9820 Service Manual Page 8

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