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Brother International BAS-341F Instruction Manual - English - Page 12

Connecting the ground wire, 3-5. V-belt tension, 3-6. Installing the foot switch, Yellow/Greeen

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3. PREPARATION 3-4. Connecting the ground wire CAUTION Be sure to connect the ground. If the ground connection is not secure, you run the risk of receiving a serious electric shock. Connection method for 3-phase power supply. Red 3-phase White power supply Black Yellow/Green Yellow/Greeen Connect to ground 0064Q 3-5. V-belt tension These should approximately 10 - 12 mm of slack when Vbelt is loaded at 9.8 N . To adjust, loosen the two nuts (1), and shift the motor up or down. 1923S 3-6. Installing the foot switch Insert the connector of the foot switch (2) into the connector (3) of the control box (1). 1924S BAS-341F, 342F 5

Section	Page
BAS-341F,342F	1
SAFETY INSTRUCTIONS	2
1 Safety indications and their meanings	2
2 Notes on safety	3
3 Warning labels	5
CONTENTS	6
1. NAME OF EACH PARTS	8
2. SPECIFICATIONS	9
3. PREPARATION	10
3-1. Before setting up	10
3-2. Positioning	11
3-3. Tilting the sewing machine head	11
3-4. Connecting the ground wire	12
3-5. V-belt tension	12
3-6. Installing the foot switch	12
3-7. Installing the spool stand	13
3-8. Installing the programmer (option)	13
3-9. Adjusting the air pressure	14
4. LUBRICATION	15
4-1. Lubrication points	15
5. CORRECT USE	16
5-1. Selecting the needle and thread	16
5-2. Installing the needle and running the sewing machine	16
5-3. Threading the upper thread	17
5-4. Winding the lower thread	18
5-5. Replacing the bobbin case and threading the thread	19
5-6. Sewing conditions and thread tension	19
5-6-1. Sewing conditions	19
5-6-2. Lower thread tension	20
5-6-3. Upper thread tension	20
5-6-4. Thread take-up spring height	20
5-6-5. Thread take-up spring tension	20
5-6-6. Pretension tension	21
6. USING THE OPERATION PANEL	22
6-1. Explanation of panel	22
6-2. Using the floppy disk	24
6-3. Using the program R/W (Read/Write) switch	26
6-4. Using the TEST switch (Checking the sewing pattern)	27
6-5. Using the emergency stop switch	28
6-6. Adjusting the sewing SPEED control	29
6-7. Changing the X-SCALE and Y-SCALE settings	29
6-8. Using the bobbin thread counter	30
6-9. Using production counter	31
6-10.Using single split mode	32
6-11. Shifting a stitch pattern	33
7. SEWING	34
7-1. Before starting sewing....	34
7-2. Sewing operation	34
8. MAINTENANCE AND INSPECTION	36
8-1. Cleaning the shuttle hook	36
8-2. Lubrication	36
8-3. Draining the oil	37
8-4. Cleaning the control box air inlet port	37
8-5. Cleaning the eye guard	38
8-6. Checking the needle	38
9. STANDARD ADJUSTMENTS	39
9-1. Adjusting the needle bar height	39
9-2. Adjusting the needle bar lift amount	39
9-3. Adjusting the needle clearance	40
9-4. Adjusting the driver needle guard	40
9-5. Adjusting the shuttle race thread guide	40
9-6. Adjusting the movable knife	41
9-7. Presser foot adjustment	43
9-8. Changing the presser foot lift	44
9-9. Adjusting the wiper	45
9-10. Adjusting the needle up stop position	45
9-11. Checking the input sensor and DIP switch input	46
9-12. Checking the input voltage	47
9-13. Clearing all memory settings	47
10. DIP SWITCH	48
10-1. Panel DIP switch functions	48
10-2. DIP switches inside the control box	50
11. CHANGING SPECIAL FUNCTIONS AND USING THE MEMORY SWITCHES	52
12. ERROR CODES	57
13. GAUGE PARTS LIST ACCORDING TO SUBCLASSES	59
14. NOTES ON THE PROCESSING AND PRODUCTION OF PLATE BLANKS	60
15. TROUBLESHOOTING	61
16. OPTION	65