35
Maintenance and Checkpoints
09
9.1) REGULAR CHECKUP
1) Regularly conduct cleaning, lubrication, and grease supply on particular parts of the machine.
2) Check the tension of each driving belts.
3) If regular checkup is not conducted, the following problems might occur.
- Erosion of PC board
- Damage to semi-conductor device on the PC board
- Mal-operation of the floppy diskette driver
- Incomplete contact of the connector
- Abnormal abrasion of machine parts stemming from insufficient lubrication and grease supply
9.2) CLEANING
1
Around the hook
Thread take-up lever guide rail of the head
②
2
Around the moving and fixed blades
(Reference) Cleaning Method
■
Remove the needle plate and pull the
moving blade(a) toward the front as in
the figure. Then start cleaning and when
the cleaning is done, put the blade back to
the original position by following the
reverse order.
Once or twice a week
③
3
Daily
①
No.
Cleaning Frequency
Cleaning Parts
Reference Figure
Once a week
Carry out the machine checkup in compliance with the safety rules on machine and
electricity.
CAUTION
SWF is not responsible for machine damage or mal-operation stemming from the failure to
conduct cleaning or lubrication on a regular basis.
CAUTION
Before cleaning or checkup, make sure to turn off the power of the machine. The frequency
of cleaning shall be adjusted in accordance with the usage conditions and the surrounding
environment.
CAUTION