3.5
Expansion vessel
In the circulation system there is an expansion vessel which must be air-
filled (so-called pre-pressure). RX35 / 50 / 65H, HIGH model should have
a prepress of 1.0 Bar. RX35 / 50 / 65L, LOW model should have a
prepress of 1.0 bar.
3.6
Electronic galvanic anode
An electronic galvanic anode is mounted in
the tank.
Function control can be performed by
loosening the control panel front panel and
checking that the green lamp inside the plate
is lit green. (see the black arrow)
If the green light is not lit, contact your
service representative.
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