12
①
④
2
、中压脚提升部润滑脂补充
\Presser foot lifting parts grease replenishing
打开机头面板，请向毡垫部④
(2
处
)
及其四周的平头螺丝、支点里补充润滑脂。
Open head panel, add grease to the felt pad
④
(2 part), the grub
3
、
X
向齿轮部润滑脂补充
\Adding grease to gears (directions X)
screws around and fulcrum.
拧松
X
向电机螺钉①，卸掉
X
向电机②，用针筒将润滑脂补充在
X
向齿轮③上，保证
X
向
电机齿轮③与油脂接触，转动
X
向传动齿轮③时该齿轮齿形上有均匀的油脂。
Remove the screw
①
, remove the X-side motor
②
, add the grease into the X-side gear oil
groove
③
by cylinder, to keep the X-side motor gear
③
connect with the grease,until rounding
the X-side transmission gear
③
,there have grease on the gear .
③
②
