|
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 |
|
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