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Alfa Laval S 821 - Page 32

Alfa Laval S 821
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5.4 START 5 OPERATING INSTRUCTIONS
32
3 Ensure that the separator is at full speed (after about 190 - 210 seconds).
4 Perform a sludge discharge.
G0871921
The time by full speed can be checked by
studying the ammeter
Current increases during
start...
...to decrease to a stable
value when full speed has
been reached.
G0872141
a Add opening water until a
discharge sound is heard
(3,0 seconds).
b Wait 15 seconds.
c Add closing water for 15
seconds.

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