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Brother International RH-9820 Instruction Manual - English - Page 78

Checking the air filter, 8-2. Monthly cleaning and inspection

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8. CLEANING AND INSPECTION 8-1-2. Checking the air filter Close Open 1. Close the air cock (1). 2. Press the button (2) to release the air and water that have collected inside the drain. 3. Once the air and water have been released, open the air cock (1). 8-1-3. Checking the needle 0455B Always check that the tip of the needle is not broken and also the needle is not bent before starting sewing. 0456B 8-2. Monthly cleaning and inspection This section describes the cleaning procedures that should be carried out periodically about once a month. 8-2-1. Cleaning the control box air inlet port Use a vacuum cleaner to clean the filters in the air inlet ports 0457B (2) of the control box (1). 69 RH-9820

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