Additional Information And Precautions; Thread Tension; Strength Of Tension Spring; Springs Used For Each Model - JUKI MO-6000S series Engineer's Manual

4. ADDITIONAL INFORMATION AND PRECAUTIONS

(1) Thread tension

1) Strength of tension spring

Part No. Color Natural length
11550100 Purple
11550209 Green
13137807 Red
13138508 Yellow
13138805 Blue
B3121804000 Gray

2) Springs used for each model.

Where to use
Model
MO-6 04S(R) series
MO-6 05S series
MO-6 12S series
MO-6 14S(R) series
MO-6 16S(R)- - (4
MO-6 16S(R)- -50
MO-6 16S(R)- -60
MO-6 43S(R) series
MO-6 45S series
MO-6903G-0N6-3D1
MO-6904G(J)-0F6-700
MO-6905G-0M6-7 0
MO-6914G(J)-CH6-700
MO-6916G(J)-F 6-700
(2) Upper looper
Use a proper upper looper in accordance with the needle No. When ordering, refer to the Parts List. The
numbers shown in
parentheses are the kinds of the needles.
Parts Nos. with an asterisk * are factory-installed on the standard machine heads at the time of delivery.
Model
6 04S(R) series
6 16S(R) series
6 14S(R) series
6903G-0N6-3D1
6904G(J)-0F6-700
6905G-0M6-7 0
6914G(J)-CH6-700
6916G(J)-F 6-700
Operating Weight required to compress
(mm) length (mm) spring to working length
19.5 mm 11.5 mm
19.5 mm 11.5 mm
19.5 mm 11.5 mm
17.8 mm 9.8 mm
17.3 mm 9.3 mm
13.8 mm 5.8 mm
Needle thread Double-chainstitch
Red
Yellow
Red Yellow
Red Yellow
or lower) Red
Red
Green
Red Red
–
Blue
Purple
Yellow
Red
Purple
frame in the table below are engraved markers. In addition, the letters in ( )
Nos.engraved on Needle No.
upper looper (kind)
*1188 81 #9 #11 #14
1199 92 #14 #16 #18
1217 62 #21
*1217 60
120148 #16 (DOx5)
123835 #21 (DOx5)
123837 #24 (DCx1)
123836 #18 (DOx5)
123835 #21 (DOx5)
8.92±0.49N (910 ± 50 g)
6.27±0.49N (640 ± 50 g)
4.21±0.49N (430 ± 50 g)
3.14±0.34N (320 ± 35 g)
1.47±0.20N (150 ± 20 g)
1.47±0.20N (150 ± 20 g)
Upper looper
needle thread thread
– Yellow
– Blue
– Yellow
– Blue
Yellow Yellow
Red Blue
Green Blue
Yellow Blue
Red Red –
– –
– Yellow
– Yellow
Yellow Yellow
Green Yellow
68
Lower looper
thread
Blue
Yellow
Blue
Yellow
Blue
Yellow
Yellow
Yellow
–
Blue
Red
Purple
Red
Red