Alfa Laval Aseptic Mixproof Series, Инструкция по эксплуатации

Страница: 20 / 78

4 Operation
The valve is designed for cleaning in place (CIP).
Study the instructions carefully and pay special attention to the warnings!
NaOH = Caustic soda. HNO
3
= Nitric acid.
Internal leakage in the valve is externally visible by means of the leakage outlet.
Step 4
Examples of cleaning agents:
Use clean water, free from chlorides.
1. 1% by weight NaOH at 70
o
C 2. 0.5% by weight HNO
3
at 70
o
C
1 kg
NaOH
+
100 l
water
= Cleaning agent.
0.7 l
53% HNO
3
+
100 l
water
= Cleaning agent.
2.2 l
33% NaOH
+
100 l
water
= Cleaning agent.
Step 5
1. Avoid excessive concentration of the cleaning agent.
2. Adjust the cleaning flow to the process.
3. Always rinse well with clean water after the cleaning.
NOTE
The cleaning agents must be stored/disposed of in accordance
with current regulations/directives.
Always rinse!
Clean water Cleaning agents
20