Harvia SENTIO Professional B3 Instructions For Installation And Use Manual page 60

Installation instructions, only for experts
5. Check the maximum permissible heating output of 3.5 kW per phase on the
sauna control unit.
6. When there is an optional power booster:
a. Check the control wires ST1, ST2 and ST3.
b. Check the maximum permissible heating output of 3 kW per phase on
the power booster S2-18.
c. Check the maximum permissible heating output of 7 kW per phase on
the power booster S2-18.
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