5.Proper operation
19
AZ8600SD
5.10 Cleaning the machine
Clean waste thread and dust inside the machine at
the end of work everyday.
Clean the slots in the stitch plate and the feed
dog area once a week.
Fig. 5-15
Cheking of the machine at the sewing factory
(by maintenance of technician)
Daily maintenance:
(1) Before operating, remove the machine cover
and re-thread correctly without slacking.
Check that the thread hanger is right above
the soopl seat discs of the thread stands (the
thread stands should be fixed securely).
(2) Check the lubricating and silicone oil
amount. Supply them if necessary.
(3) Check the order of threading.
(4) Check the bend of needles, damage to tips,
and the setting positions respectively.
(5) Check the sharpness of knives.
(6) Check the seam by testing sewing of material.
◆ stitch length, differential feeding
◆ adjusting knives and thread tension
Weekly maintenance:
(1) On weekends, clean the machine carefully
by removing the presser foot and the stitch
plate.
(2) Check the tension of V-belt.
(3) Check and supply the lubricating oil.
Before cleaning, ALWAYS turn the motor switch OFF and
check that the motor has already stopped.
Clogged dust can cause breakage to parts and oil leak-
age.
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