Operation・Stopping - EBARA GS Instruction Manual

2. Operation・Stopping
Warning
Note
(1) Close the discharge valve and air vent valve after priming is completed. If a suction valve is equipped,
open it to full turn
(2) Turn the power briefly on and off again a couple of times, and check that operation is normal. Also
check the direction of rotation.
(3) Once the prescribed speed is reached, gradually open the discharge valve to start cycle operation.
(4) Check for abnormal pressure, current, vibration, or noise. Keep the cocks of the pressure gauge and
compound gauge closed, except when taking measurements. These gauges may be damaged if their
cocks are left open.
(5) After closing the gate valve on the discharge side, turn off the power to shut down the motor.
(6) If there is no check valve on the discharge side, when shutting down operation, gradually close the
discharge valve, and then shut down the motor.
(7) Before the pump is started up for the second time and before all subsequent start-ups, conduct the
daily inspection specified in
Note
If there is a power failure, turn the power switch off.
Otherwise, the pump may start-up suddenly when the power
supply is resumed, exposing personnel to danger.
The correct direction of rotation is clockwise when looking from the motor
side.
7 Maintenance.
Run the pump at a discharge capacity that is suitable for the equipment.
(Capacity that is too large or small will cause noise and vibration, and
waste power.)
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