RLC-SVX19A-E4
24
Evaporator Piping
Drains
RTAF chillers are equipped with 2 drain connections with valves: one located on the input box and the other on the
back box of evaporator.
Figure 7 – Drain and vent position on evaporator
Figure 8 – Drain and air vent fi tting location on the evaporator water side
In case of winter water drainage for freeze protection, it is mandatory to disconnect the evaporator’s heaters to
protect them from burning due to overheat. It is also mandatory to fulfi ll the drainage, using pressurized air, and
ensure that no water stay in the evaporator during winter season.
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