19
3) Oil Gauge and Oil Window
Always check the oil gauge
③
before starting the machine. Supply oil if the remaining oil comes short of the lower line of
the gauge.
When operating the machine, check the flow of the oil through oil window
②
.
4) Oil change
To ensure durability of the sewing machine, be sure to
change oil after 250 hours of initial operation.
Change oil according to the following.
⑴
Separate the V-belt from the motor pulley and move the
sewing machine to the table front.
⑵
Unfasten oil discharge screw
①
to let out the lubricating
oil.
⑶
Fasten oil discharge screw
①
securely afterwards.
⑷
Return the sewing machine back to the original location.
⑸
Place the V-belt on the motor pulley.
⑹
Refer to 2) Supplying oil for lubrication.
The sewing machine is not oiled when shipped out from the factory. To ensure trouble-free use of the sewing machine,
open the upper rubber lid
①
and supply oil to the upper line of the oil gauge
③
.
2) Supplying oil
Too little oil may cause mechanical breakdowns and too much may degrade the quality of
sewing materials. Be sure to adjust the amount of oil appropriately.
Caution
Be cautious not to drop the sewing
machine and prevent the V-belt from
being smeared with oil.
Caution
[ Figure 20 ]
[ Figure 19 ]
①
②
③
[ Figure 21 ]
①
