8. MAINTENANCE AND INSPECTION
BAS-341F,342F 30
3. If using the liquid cooling tank (1) , fill it with silicon oil
(100 mm²/S).
8-3. Draining the oil
1. Remove and em pty the waste oil container (1)
whenever it is full.
2. After empt ying the waste oil container (1), screw it
back into its original position.
8-4. Cleaning the control box air inlet port
Use vacuum cleaner to clean the filter in the air inlet port
(2) of the control box (1) at least once a month.
* If the machine is used while the air inlet port is blocked,
the inside of the control box will overheat.
When this happens, the overheating error code (“E-d”)
will be displayed and you will not be able to operate
the sewing machine.
1948S
1947S
1929S