9. MAINTENANCE AND INSPECTION
35
KE-434C,435C
9-4. Draining the oil
1. Remove and empty the waste oil container (1) whenever
it is full.
2. After emptying the waste oil container (1), screw it back
into its original position.
9-5. Cleaning the control box air inlet port
Use a 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-d0” will
be displayed and you will not be able to operate the
sewing machine.
9-6. Cleaning the air holes of belt cover and frame side cover
Remove the belt cover (1) and the frame side cover (2), and
then clean the air holes (3).
After cleaning, install the belt cover (1) and the frame side
cover (2).
* If dust collects in the air holes, it may cause the motor to
overheat. The air holes should be cleaned at regular
intervals.
In addition, be careful not to let any foreign matter get into
the air holes.
9-7. Cleaning the eye guard
Wipe the eye guard clean with a soft cloth.
Note:
Do not use solvents such as kerosene or thinner to clean
the eye guard.
2550Q
2551Q
0128Q
2463Q
