Parts |
Times |
Remark |
1)Thread
take-up lever gears |
Once
a week, No.2 white oil |
|
2)Connecting
rod and front & rear metal
parts |
Once
a week, No.2 white oil |
|
3)Needle
bar case slide rails |
Once
a mouth, butter |
Remove
cover plate of needle bar
case |
4)Needle
bar sliding parts |
Once
a week, No.2 white oil |
5)Rotary
hooks |
1—2
times a week, No.2 white
oil |
Clean
with a brush before oil |
6)Gears
for rotary hooks |
Once
per 2—3 months, butter |
Remove needle
bar |
7)Driving
chain |
Once
a week |
|
8)Main
shaft of needle bar driver |
Once
a week, No.2 white oil |
Remove
cover plate of needle bar
case |
9)Frame
driving rails |
Once
a week, butter |
|