Alfa Laval LeviMag, Инструкция по эксплуатации, Страница: 18 / 68

3 Installation
The instruction manual is part of the delivery.
Study the instructions carefully and pay special attention to the warnings!
The mixer is for permanent fastening.
Make sure that the motor corresponds to the environment.
3.7 Directions of rotation verification
It is recommended that the customer install an emergency stopping device and a circuit breaker for their full tank/mixer
processing system.
Step 1
After confirming the impeller is levitated, connect motor according to section 8.10 Connection of motor and frequency converter
according to section 8.12 Connection to frequency converter.
WARNING
Ensure the correct power is used for the frequency converter. Incorrect power supply can permanently damage components.
Step 2
Start up the mixer running slowly below 5 RPM and verify the
impeller is rotating clockwise.
CAUTION
If the impeller is rotating counter-clockwise, the frequency
converter must be reprogrammed reversing direction of rotation.
NOISE OR VIBRATION:
If there is excessive noise or vibration, please ensure:
- impeller is levitated.
- male bearing is seated correctly.
- female bearing is seated correctly.
- drive unit is seated completely and flush with the weld plate.
- impeller is rotating clockwise.
- there is no contact between tank bottom and impeller.
- one of the bearings have not come loose during
counterclockwise rotation.
4307-0028
If the noise or vibration persists, please contact your Alfa Laval representative.
CAUTION
Always disconnect drive unit before working with the impeller or bearing.
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