Brother International RH-9820 Instruction Manual - English - Page 9

RH-9820

8. CLEANING AND INSPECTION

...........

68

8-1.

Daily cleaning and inspection

....................

68

8-1-1. Cleaning

.............................................

68

8-1-2. Checking the air filter

.........................

69

8-1-3. Checking the needle

..........................

69

8-2.

Monthly cleaning and inspection

...............

69

8-2-1.

Cleaning the control box air inlet

port

.....................................................

69

8-3.

Cleaning and inspection as required

.........

70

8-3-1. Draining lubricating oil

........................

70

8-3-2. Cleaning the eye guard

......................

70

8-3-3. Lubrication

.........................................

70

8-3-4. Draining water

....................................

70

9. STANDARD ADJUSTMENTS

..............

71

9-1.

Adjusting the heights of the spreaders

and loopers

...............................................

71

9-2.

Adjusting the zigzag width (stitch width)

....

72

9-3.

Adjusting the zigzag base line position

.....

73

9-4.

Adjusting the needle and looper timing

.....

76

9-5.

Adjusting the looper stroke

........................

77

9-6.

Adjusting the height of the needle bar

.......

78

9-7.

Adjusting the clearance between the

loopers and needle

....................................

79

9-8.

Adjusting the needle guard

.......................

79

9-9.

Adjusting the spreader installation

positions

....................................................

80

9-10. Adjusting the spreader timing

....................

81

9-11. Adjusting the height of the throat plate

......

82

9-12. Changing the cutting length

(Replacing the hammer)

............................

83

9-13. Adjusting the cutting surface of the

hammer

.....................................................

84

9-13-1. Filing the cutting surface of

the hammer

........................................

84

9-13-2. Adjusting the contact between

the knife and the hammer

..................

85

9-14. Adjusting the axial play of the hammer

.....

85

9-15. Making the cutter driving shaft and driving

shaft presser move together

.....................

86

9-16. Replacing the knife and adjusting its

position

......................................................

87

9-16-1. Replacing the knife

............................

87

9-16-2. Making fine adjustments to the knife

position

...............................................

88

9-17. Adjusting the cutting pressure

...................

90

9-18. Adjusting the work clamp lift amounts

.......

91

9-19. Adjusting the work clamp positions

............

92

9-20. Adjusting the positions of the work clamp

plates

.........................................................

93

9-21. Adjusting the cloth opening amounts

.........

94

9-22. Adjusting the upper thread feeding

amount

.......................................................

95

9-23. Adjusting the lower thread feeding

amount <-01 specifications only>

..............

96

9-24. Replacing and adjusting the upper

movable knife

............................................

96

9-24-1. Replacing the upper movable knife

....

96

9-24-2. Adjusting the upper movable knife

.....

97

9-24-3. Adjusting the position of the thread

trimmer lever bracket

..........................

98

9-25. Replacing and adjusting the movable

knife and fixed knife (for the lower thread

and gimp) <-01 specifications>

..................

99

9-25-1. Replacing the movable knife and

fixed knife

...........................................

99

9-25-2. Adjusting the cutting pressure

..........

100

9-25-3. Adjusting the meshing amount

.........

100

9-25-4. Adjusting the thread nipper

assembly and opener

.......................

101

9-25-5. Adjusting the thread handler

.............

103

9-26. Replacing and adjusting the movable

knife and fixed knife (for the lower thread

and gimp) <-02 specifications>

................

104

9-26-1. Replacing the movable knife and

fixed knife

.........................................

104

9-26-2. Adjusting the cutting pressure

..........

104

9-26-3. Adjusting the movable knife

installation position

...........................

105

9-26-4. Adjusting the position of the sub

clamp

................................................

106

9-27. Adjusting the gimp trailing length

<-02 specifications only>

.........................

107

9-28. Adjusting the position of the lower thread

presser <-02 specifications only>

............

108

10. ERROR CODES

...............................

109

11. TROUBLESHOOTING

.....................

114

Brother International RH-9820 Instruction Manual - English - Page 9

Cleaning And Inspection, Standard Adjustments, Error Codes, Troubleshooting - 02

Page 9 highlights

Section	Page
COVER	1
SAFETY INSTRUCTIONS	3
CONTENTS	8
1. NAMES OF MAJOR PARTS	10
2. MACHINE SPECIFICATIONS	11
2-1. Specifications	11
2-2. Sewing shapes	12
3. INSTALLATION	13
3-1. Table processing diagram	13
3-1-1. When setting up on top of the table	14
3-1-2. When embedding into the table	15
3-2. Installing the control box	16
3-3. Installing the table reinforcement plates (embedded installation only)	17
3-4. Installing the machine head	17
3-4-1. When setting up on top of the table	17
3-4-2. When embedding into the table	19
3-5. Tilting back and returning the machine head	20
3-6. Installing the belt cover and feed bar cover U	21
3-7. Installing the oiler	21
3-8. Installing the operation panel	22
3-9. Installing the cotton stand	22
3-10. Installing the air unit and valve unit	23
3-11. Installing the 2-pedal foot switch (when using the 2-pedal foot switch)	23
3-12. Installing the treadle unit (when using the treadle)	24
3-12-1. When setting up on top of the table	24
3-12-2. When embedding into the table	24
3-13. Installing the hand start switch (when using the hand start switch)	25
3-14. Connecting the cords	27
3-14-1. Connecting the connectors inside the control box	27
3-14-2. Connecting the ground wire	31
3-14-3. Connecting the power cord	32
3-14-4. Connecting the air tubes	33
3-14-5. Securing the cords	33
3-15. Installing the air hose	34
3-16. Adjusting the air pressure	34
3-17. Installing the eye guard	35
3-18. Setting the scrap holder for the knife	35
3-19. Installing and removing the work clamp plates	36
3-20. Lubrication	37
3-20-1. Adding oil	37
3-20-2. Lubrication	38
4. PREPARATION BEFORE SEWING	39
4-1. Installing the needle	39
4-2. Threading the upper thread	40
4-3. Threading the lower thread	41
4-4. Threading the gimp	42
4-5. Threading the threads when the cotton stand is installed on the right side	43
4-6. Setting the material	44
5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION)	45
5-1. Name and function of each operation panel item	45
5-2. Starting the sewing machine	47
5-3. Program setting method	48
5-3-1. Parameter list	50
5-4. Checking the sewing pattern in test mode	55
5-5. Switching cutting operation	57
5-6. Changing the material setting position	58
5-7. Using threading mode	59
6. USING THE SEWING MACHINE (SEWING OPERATION)	60
6-1. Automatic sewing (automatic mode)	60
6-2. Using the STOP switch	61
6-2-1. Pausing sewing during automatic sewing	61
6-2-2. Canceling manual sewing or test feeding	63
6-3. Adjusting the thread tension	64
7. USING THE SEWING MACHINE (OPERATION PANEL: ADVANCED OPERATION)	66
7-1. Using cycle programs	66
7-2. Setting memory switches	69
7-2-1. List of memory switch settings	70
7-3. Resetting the data (initialization)	71
7-4. Changing the production counter setting	72
7-5. Displaying the help screen	73
7-6. Manual sewing (manual mode)	74
7-7. Switching the sewing mode while sewing is in progress	76
8. CLEANING AND INSPECTION	77
8-1. Daily cleaning and inspection	77
8-1-1. Cleaning	77
8-1-2. Checking the air filter	78
8-1-3. Checking the needle	78
8-2. Monthly cleaning and inspection	78
8-2-1. Cleaning the control box air inlet port	78
8-3. Cleaning and inspection as required	79
8-3-1. Draining lubricating oil	79
8-3-2. Cleaning the eye guard	79
8-3-3. Lubrication	79
8-3-4. Draining water	79
9. STANDARD ADJUSTMENTS	80
9-1. Adjusting the heights of the spreaders and loopers	80
9-2. Adjusting the zigzag width (stitch width)	81
9-3. Adjusting the zigzag base line position	82
9-4. Adjusting the needle and looper timing	85
9-5. Adjusting the looper stroke	86
9-6. Adjusting the height of the needle bar	87
9-7. Adjusting the clearance between the loopers and needle	88
9-8. Adjusting the needle guard	88
9-9. Adjusting the spreader installation positions	89
9-10. Adjusting the spreader timing	90
9-11. Adjusting the height of the throat plate	91
9-12. Changing the cutting length (Replacing the hammer)	92
9-13. Adjusting the cutting surface of the hammer	93
9-13-1. Filing the cutting surface of the hammer	93
9-13-2. Adjusting the contact between the knife and the hammer	94
9-14. Adjusting the axial play of the hammer	94
9-15. Making the cutter driving shaft and driving shaft presser move together	95
9-16. Replacing the knife and adjusting its position	96
9-16-1. Replacing the knife	96
9-16-2. Making fine adjustments to the knife position	97
9-17. Adjusting the cutting pressure	99
9-18. Adjusting the work clamp lift amounts	100
9-19. Adjusting the work clamp positions	101
9-20. Adjusting the positions of the work clamp plates	102
9-21. Adjusting the cloth opening amounts	103
9-22. Adjusting the upper thread feeding amount	104
9-23. Adjusting the lower thread feeding amount <-01 specifications only>	105
9-24. Replacing and adjusting the upper movable knife	105
9-24-1. Replacing the upper movable knife	105
9-24-2. Adjusting the upper movable knife	106
9-24-3. Adjusting the position of the thread trimmer lever bracket	107
9-25. Replacing and adjusting the movable knife and fixed knife (for the lower thread and gimp) <-01 specifications>	108
9-25-1. Replacing the movable knife and fixed knife	108
9-25-2. Adjusting the cutting pressure	109
9-25-3. Adjusting the meshing amount	109
9-25-4. Adjusting the thread nipper assembly and opener	110
9-25-5. Adjusting the thread handler	112
9-26. Replacing and adjusting the movable knife and fixed knife (for the lower thread and gimp) <-02 specifications>	113
9-26-1. Replacing the movable knife and fixed knife	113
9-26-2. Adjusting the cutting pressure	113
9-26-3. Adjusting the movable knife installation position	114
9-26-4. Adjusting the position of the sub clamp	115
9-27. Adjusting the gimp trailing length <-02 specifications only>	116
9-28. Adjusting the position of the lower thread presser <-02 specifications only>	117
10. ERROR CODES	118
11. TROUBLESHOOTING	123