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III. Installation and precautions
1. Installation essentials
1-1. Please install the unit in position where it is easy
to do maintenance and good ventilation.
1-2. Do not install in damp or dusty places.
1-3. Install on flat and firm ground to prevent from
slipping.
2. Electric wiring
2-1. Ensure the voltage and frequency is correct.
2-2. For safety reason, always follow electricity
instructions, and equipped with NFB (Non Fuse
Breaker).Besides, the power voltage should not be
lower than 90% of the required standard voltage.
2-3. The joint of power supply should be fixed firmly
to avoid any disconnection and break down.
3. Protection points
3-1. The unit is equipped with pressure switch to avoid
pressure too high: when air tank pressure reaches
to the upper pre-set value, the pressure switch will
cut-off the motor power to stop operating the unit.
(stand-by condition).
3-2. When the unit is in stand-by condition and air
pressure drops to the pre-set lower value, the
pressure switch will resume to “ON”, and the
motor will re-start to operate.
3-3. Safety valve is fitted to prevent over-pressure;
over-temperature protection is equipped to protect
the motor.
3-4. While abnormal high temperature occurs, the
motor protection switch will be actuated to shut
off the motor and stop running the unit.
