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Cleaning parts

Cleaning times Remark
1£©Air filter of stop motor  Once a week  
2£©Air filter of power supply box  Once a week  
3£©Frame guide rails  Once a week (before oil)  
4£©Needle bar case slide rails  Before oil  
5£©Rotary hooks  Before oil  With a brush
6£©Thread take-up springs  Every day  
7£©Other parts  Clean properly ””
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