Chapter 9 Maintenance
1-2 Cleaning of Needle Plate
Broken threads left around the movable or fixed knives or the lower thread holding plate may result in thread trimming failure or parts damage. Clean them once a month.
Remove broken threads from this section.
1-3 Cleaning of Lower Shaft Module Fan
Remove lint from lower shaft module fan and its surroundings once a month using a pair of tweezers, etc.
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