CONTENTS
1. SPECIFICATIONS
1-1 Stitch type ··············································· 1
1-2 Model ····················································· 1
2. NEEDLES & THREADING THE MACHINE
2-1 Needles ··················································· 1
2-2 Replacing the needle ································· 1
2-3 To thread the machine ······························ 2
3. MACHINE SPEED
3-1 Machine speed & direction in which the machine
pulley runs ············································· 4
3-2 Motor & belt ············································ 4
4. LUBRICATION
4-1 Oil ························································· 5
4-2 To fill the machine with oil ························ 5
4-3 Replacing the oil and the filter element ······· 5
5. SEWING MACHINE INSTALLATION
5-1 Cutting the machine table ························· 6
5-2 To install the machine ······························· 7
6. TIMING OF THE LOOPER TO THE NEEDLE
6-1 To install the looper ·································· 7
6-2 Looper left-to-right movement ···················· 8
6-3 Looper setting distance ····························· 8
6-4 Needle height ·········································· 8
6-5 Needle/looper front-to-back relationship ······ 9
6-6 Length of the looper connecting bar ············ 9
7. ADJUSTING THE NEEDLE GUARD
7-1 Position of the needle guard (rear) ·············· 9
8. ADJUSTING THE FEED DOG & STITCH LENGTH
8-1 Feed dog height & tilt ····························· 10
8-2 Left and right feed dog height ·················· 10
8-3 Stitch length ·········································· 10
9. ADJUSTING THE PRESSER FOOT
9-1 Presser foot pressure ······························ 11
9-2 Position of the presser foot and foot lift ····· 11
10. ADJUSTING THE REAR PULLER DEVICE
10-1 Upper puller angle adjustment ················ 12
10-2 Lower puller angle adjustment ················ 12
10-3 Guide plate adjustment ·························· 13
10-4 Manual lever ········································ 13
10-5 To adjust the puller pressure ·················· 13
10-6 Adjusting the feeding amount of the rear
puller ·················································· 13
10-7 The minor adjustment of the rear puller
feeding amount ····································· 14
11. ADJUSTING THE STITCH FORMATION
11-1 Thread tension adjustment ····················· 14
11-2 Position of the needle thread eyelet ·········· 15
11-3 Adjusting the needle thread guard ··········· 15
11-4 Adjusting the looper thread eyelets ·········· 15
11-5 Position of the looper thread take-up ········ 16
12. CLEANING THE MACHINE
··················· 16
