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Maintenance
10.
If necessary, any other remaining water can be blown out of the heat exchanger by
way of compressed air. To do so, connect the compressed air supply (max. pressure
= 6 bar) to the feed flow.
Open the compressed air valve slowly in order to prevent the cooling water/glycol
mixture in the collecting tank from overflowing.
11.
After the draining process, seal the feed flow and return flow connections by way
of suitable plugs.
12.
Affix a sign with the following text (example) to the cooling module:
Prior to opening the connections, keep a suitable vessel ready and collect the liquid.
Fig. 27: Sign (example)
13.
Dispose of the chilling medium in an environmentally-compliant manner and in
accordance with the applicable local rules and regulations.
Notice!
Chilling medium residues inside the unit.
VARISTAR Cooling unit SHX 30
63
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