ELNA 664 Pro Instruction Manual page 38

1
6
4
2
3
1
2
4 3
13
5
2 2 2
3 3 3
4 4 4
13
5
6
Looper thread tension is out of balance (1)
The illustration shows sewing results when the lower
looper thread tension is too tight and/or upper looper
thread tension is too loose.
Remedy:
Loosen lower looper thread tension and/or tighten
upper looper thread tension.
1 Wrong side of fabric
14
2 Right side of fabric
3
Right needle thread
4 Left needle thread
5 Upper looper thread
6
Lower looper thread
13 Upper looper thread tension dial
14 Lower looper thread tension dial
Looper thread tension is out of balance (2)
The illustration shows sewing results when the upper
looper thread tension is too tight and/or lower looper
thread tension is too loose.
Remedy:
2
Loosen upper looper thread tension and/or tighten
3
lower looper thread tension.
4
13 Upper looper thread tension dial
14
Lower looper thread tension dial
14
36