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Brother International RH-981A Instruction Manual - English - Page 8

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1. NAMES OF EACH PART 1. NAMES OF EACH PART 3123Q (1) Front cover (2) Hand switch (5) EMERGENCY STOP switch (6) Upper shaft pulley (9) Power switch (10) Motor (3) Cloth presser switch (7) Feed bracket (11) Operation panel (4) Start switch (8) Spool stand (12) Control box Fly indexer (-52 specifications) Fly indexer RH-981A 1 2380Q

Section	Page
RH-981A COVER	1
SAFETY INSTRUCTIONS	2
1. Safety indications and their meanings	2
2. Notes on safety	3
3. Warning labels	5
CONTENTS	6
1. NAMES OF EACH PART	8
2. SPECIFICATIONS	9
2-1. Specifications	9
2-2. Sewing shape	10
2-3. Optional parts	10
2-4. PD-9810, Programmer	10
2-5. Replacement parts list for specification changes	11
3. INSTALLATION	12
3-1. Table processing diagram	12
3-2. Installing the motor	13
3-3. Installing the motor pulley	14
3-4. Installing the control box	14
3-5. Installing the machine head	15
3-6. Installing the oil container	17
3-7. Installing the operation panel	17
3-8. Tightening the V-belt	18
3-9. Installing the spool stand	19
3-10. Installing the hand switch	19
3-11. Installing the air unit and the valve unit	19
3-12. Connecting the wiring	20
3-12-1. Connections inside the control box	21
3-12-2. Connecting the motor cables	22
3-12-3. Connecting the air tubes	22
3-12-4. Securing the cables	23
3-13. Installing the air tubes	24
3-13-1. Adjusting the air pressure	24
3-14. Connecting the power cord	25
3-15. Installing the programmer (sold separately)	26
3-16. Installing the foot switch (option)	26
3-17. Installing the indexer (option)	27
3-17-1. Installing the indexer main unit	27
3-17-2. Installing the upper thread presser	28
3-17-3. Replacing the plate presser and presser plate	28
3-17-4. Installing the valve unit	28
3-17-5. Connecting the connectors	29
3-17-6. Connecting the air tubes	30
3-17-7. Securing the air tubes and cables	30
3-17-8. Installing the hand switch	31
4. LUBRICATION	32
4-1. Adding oil	32
4-2. Lubrication	32
5. CORRECT USE	34
5-1. Data initialization	34
5-2. Changing the lower thread and gimp trimming	34
5-3. Installing the needle	35
5-4. Threading the upper thread	35
5-5. Threading the lower thread	36
5-6. Threading the gimp	37
5-7. Setting the material	38
5-8. Setting the installation position for cloth feed plate (L) (-52 specifications)	40
5-9. Replacing the PROMs	41
6. OPERATION	42
6-1. Name and function of each operation panel item	42
6-2. Starting up	43
6-3. Program setting method	44
6-3-1. Parameter table (Taper bar)	44
6-3-2. Parameter table (Straight bar tacking)	47
6-4. Cycle program	50
6-5. Production counter	51
6-6. Using the program memos	51
7. SEWING	52
7-1. Automatic sewing	52
7-2. Using the EMERGENCY STOP switch	53
7-3. Adjusting the thread tension	54
7-4. Needle and knife position	55
7-5. Setting the feed bracket to the front position	56
7-6. Switching between single-pedal and dual-pedal operation	56
7-7. Using test feed mode	57
7-8. Using manual mode	58
7-9. Changing the mode during an operation	59
7-10. Moving the cloth feed bar (-52 specifications)	59
8. CLEANING AND MAINTENANCE	60
8-1. Cleaning	60
8-2. Draining the oil	61
8-3. Checking the air filter	61
9. STANDARD ADJUSTMENTS	62
9-1. Adjusting the height of the spreader and looper	62
9-2. Adjusting the needle and looper timing	63
9-3. Adjusting the loop stroke	64
9-4. Adjusting the height of the needle bar	65
9-5. Adjusting the clearance between the looper and needle	65
9-6. Adjusting the needle guard	66
9-7. Adjusting the spreader mounting positions	66
9-8. Adjusting the spreader timing	67
9-9. Adjusting the needle racking width (stitch width)	67
9-10. Changing the knife cutting length (Replacing the hammer)	68
9-11. Adjusting the contact between the knife and the hammer	69
9-12. Replacing the knife	70
9-13. Adjusting the cutting pressure	70
9-14. Adjusting the position of the work clamp plate	71
9-15. Adjusting the cloth opening amount	72
9-16. Adjusting the trimming of the upper thread	73
9-17. Adjusting the trimming of the lower thread and gimp	73
9-18. Adjusting the gimp length after trimming (-02, -52 specifications)	74
9-19. Lower thread presser (-02, -52 specifications)	74
9-20. Auxiliary clamp arm (-02, -52 specifications)	75
9-21. Adjusting the cloth feeding speed (-52 specifications)	75
9-22. Adjusting the cloth feed bar home position (-52 specifications)	76
9-23. Adjusting the indexer hole spacing (-52 specifications)	77
9-24. Adjusting the position of limit switch L (-52 specifications)	78
9-25. Adjusting the position of limit switch R (-52 specifications)	78
10. CHANGING FUNCTIONS USING THE MEMORY SWITCHES	79
10-1. Memory switch table	80
11. CHANGING FUNCTIONS USING THE DIP SWITCHES	81
11-1. Panel DIP switches	81
11-2. Circuit board DIP switches	82
12. LIST OF ERROR CODES	84
13. TROUBLESHOOTING	87