4 Operation
Study the instructions carefully and pay special attention to warnings! Always check the Agitator before operation (see chapter
3.3 Pre-use check). Alfa Laval recommend a soft starter or a frequency converter for the Agitator to reduce the load on tank
and Agitator. For operation instructions from suppliers (see chapter 8 Appendix).
4.1
Operation/Control
If deviation from normal operation and intended use shown in chapter 2.3 Intended use, immediately switch off the Agitator and
find the cause of failure (see chapter 4.2 Troubleshooting).
The Agitator is designed to max 5 starts per hour.
Inspect the Agitator regularly
Inspect / Clean / Lubricate
Supplier
instruction
Weekly
Monthly
Half-yearly
Drive unit
Motor
x
- Clean surfaces - to avoid overheating
x
Gear
x
- Clean vent screw (if any)
x
- Check for oil leakage
x
Flange
Clean drain
x
Sealing
Mechanical seal
- NOT flushed: S3
x
Impeller device
Sticky media
- Clean impeller device
x
Abrasive media
- Check blade thickness*
x
Check fastening of pointed set screws
x
* If any suspicion of reduction in blade thickness, contact Alfa Laval and inform serial no stated on the name plate.
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