CONTENTS
Safety instructions
ⅰ－ⅵ
1. Name of each part
1
2. Installation
2
2.1
Installation for semi-submerged type
2
2.1.1
Table cutting diagram
2
2.1.2
Installation
3
2.2
Installation for fully-submerged type
4
2.2.1
Table cutting diagram
4
2.2.2
Table cutting diagram for fully-submerged type with a device
6
2.2.3
Installation
7
2.3
Motor, pulley and belt
8
2.4
Hanging belt
9
2.5
Installing belt cover
9
2.6
Insatlling eye guard
9
3. Sewing speed and rotating direction of pulley
10
4. Lubrication
11
4.1
Lubricating oil
11
4.2
Lubricating
11
4.3
Changing oil
12
4.4
Checking and replacing oil filter
12
5. Proper operation
13
5.1
Needle system
13
5.2
Installing needles
13
5.3
Adjusting thread tension
14
5.4
Pressure of presser foot
15
5.5
Releasing presser foot
15
5.6
Opening cover
16
5.7
Adjusting differential feed dog
16
5.8
Adjusting stitch length
17
5.9
SP device and HR device
18
5.10
Cleaning the machine
19
6. Adjustment of sewing machine
20
6.1
Needle thread tension for overlock stitch
20
6.2
Looper thread tension for overlock stitch
21
6.3
Needle thread tension for double chainstitch
22
