JUKI IP-100A Engineer's Manual page 63

Caution in disassembling
(Caution) Do not open the gear box unless a trouble occurs.
* JUKI genuine oil
Defrix Oil No. 2 : MDFRX270000
Caution in disassembling
* Slide resistance spring 2 which greatly affects the needle
rocking performance is mounted in needle support base shaft
rear metal B 1. Do not perform the adjustment or the like
unless it is necessary.
< From disassembling to assembling the needle bar support
base shaft (asm.>
1) Removing the outer components
1. Removing the bobbin winder unit
Loosen three fitting screws 3 in the bobbin winder unit and
remove bobbin winder unit 4.
™ Replace the packing with a new
one.
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Caution in assembling
Caution in assembling