typical TW7-6BR - Table of Contents

1.Briet instruction........................................... ...1
2.Main specifications.................................. ..... .....1
3.Prepararation.................................................................................................1
4 Installing the motor....................................................................................1
5.Connecting the pedal with clutch lever............................. .......1
6.Installing the presser foot lift control plate...................................................2
7.Installing the belt guard.................................. .........2
8.Installing the bobbin winder................................ ..............2
9.Lubrication.............................................. .....3
10.Trial running............................................... ...3
11.Installing the needle.................................................................................3
12.Coordination among the needle, thread and material.....................................4
13.Threading the needle thread .....................................................................4
14.Winding the bobbin thread and adjustment..................................................4
15.Stitch length, forward and backward feed..................................................5
16.Oiling the thread take-up lever.................................................................5
17.Adjusting the pressure of presser foot....................................................... 5
18.Installing the bobbin................................................................................6
19.Adjusting the thread take-up spring..........................................................6
20.Adjusting the tension of bobbin thread and needle thread..............................6
21.Installing the hook retainer bracket...........................................................7
22.Installing the feed dog............................................................................7
23.Adjusting the zigzag width......................................................................7
24.Adjusting the timing of feed......................................................................8
25.Regular cleaning...................................................................................8
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1.Machine casting components......................................................................9-10
2.Upper shaft mechanism............................................................................11-12
3.Vertical shaft and hook mechanism.........................................................13-14
4.Needle bar rocking frame and presser bar mechanism.................................15-16
5.Needle plate and bottom feed mechanism................................................17-18
6.Thread tension and presser foot lifting mechanism....................................19-20
7.Reverse feed mechanism.......................................................................21-22
8.Feed clutch nechanism.........................................................................23-24
9.Puller mechanism................................................................................25-26
10.Zigzag gear and upper cover mechanism(-6BR).....................................27-30
10.Zigzag gear and upper cover mechanism(-6BR-3/-6BR-4).......................27-30
11.Accessories......................................................................................31-32
Operation Instruction
Parts Manual
CONTENTS