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Alfa Laval S 921 - Normal Operation; Before Normal Start

Alfa Laval S 921
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5 Operating Instructions 5.2 Normal operation
5.2 Normal operation
5.2.1 Before normal start
To achieve the best s eparation results, the bowl
should be in a clean condition.
1.
Check:
- that all couplings and connections (1) are
securely tightened to prevent leakages. Leaking
hot liquid can cause burns.
- that the lock nut (2) is fully tightened. Do not
forget the washer.
- that all frame hood bolts (3) as well as the clutch
cover are fully tightened.
- the direction of rotation by doing a quick
start/stop. The motor fan (4) should rotate
clockwise
- the oil bath level and top up if necessary.
N
O
T
E
The separator should be level and at standstill when
oil is filled.
!
C
A
U
T
I
O
N
If power c able polarity has been reversed, the
separator will rotate in reverse, and vital rotating parts
can loosen.
!
C
A
U
T
I
O
N
Disintegration hazards
After change of feed the sludge discharge interval
must b e adjusted. Breakdown may result if the
intervals between discharges are too long.
1
2
3
4
G0871491
33

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