5. ABNORMALITIES DURING
OPERATION
WARNING
• If you detect any abnormalities, do not op-
erate the compressor.
If you encounter any of the following abnormal
phenomena, turn off the power switch immedi-
ately, disconnect the power plug from the outlet
and send the machine to your dealer or author-
ized service facility for checkups or repairs.
1. The following problems may occur even
when there are no problems with the
power supply or wiring: (See "PROTEC-
TIVE DEVICE" on page 20.)
• Turning on the power switch does not start
up the machine.
• Motor vibration is generated
2. Abnormal sounds are generated during
operation. (See "AUTOMATIC ADJUST-
MENT OF OPERATING POWER" (IN-
VERTER CONTROL) on page 23.)
3. The safety valve instead of the pressure
sensor is activated, allowing the com-
pressed air to blow out.
4. Air leakage happens.
5. Pressure does not increase. (See
page 23)
6. An electrical shock-like pain is felt when
touched the metal part.
7. Other abnormalities than the above that
is recognized during operation.
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