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Fitting oil traps
Warnings:
Blow dry (moisture content < 7ppm) N
2
through the pipe (5 litres/minute) to prevent oxidation during
welding. Use a copper solder to weld the pipes together.
Use a silver solder to weld the pipes to the different elements (evaporators, liquid receivers,…)
Avoid getting moisture and dirt in the pipes!
If cooling agent or oil is accidentally spilt on the milk cooling tank it must be thoroughly cleaned
immediately. If not, the stainless steel surface can be affected.
All hot parts/pipes must be properly insulated (e.g. Armaflex)
Cooling agent when burnt spreads very poisonous gases. Ensure that welding work is carried out away
from any cooling agent.
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