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¡ª2 times a week, No.2 white oil? |
Clean with a brush before oil |
| £¨6£©Gears for rotary hooks |
Once per 2¡ª3 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 |
|
