6 720 680 174 (2014/05) Therm 8000S
38 | Maintenance
9.2 Verify the fuses in the control board
To check fuses, proceed as follows;
▶ Remove the front cover, see Fig. 23.
▶ Remove the three screws from the control unit (Fig. 56 and
Fig. 57, [2]).
Fig. 56
▶ Remove the six screws from the back cover of the control
unit, see Fig. 57 , pos.2.
Fig. 57 Fuses position
▶ After checking the fuses, reinstall all parts in reverse order.
9.3 Condensing heat exchanger unit
Fig. 58 Condensing heat exchanger unit
Condensing heat exchanger unit maintenance;
▶ Shut off power. Disconnect power cord.
▶ Dismantle all inlet, outlet pipes and the condensate tube
from the condensing heat exchanger unit.
▶ Remove the condensing heat exchanger unit from the
appliance by pulling it towards you.
▶ Dismantle all parts for inspection and cleaning.
Fig. 59 Condensing heat exchanger
▶ Check the condensing heat exchanger for any obstruction.
▶ Flush the condensing heat exchanger unit with water.
▶Replace all gasket and o-rings.
The condensing heat exchanger unit must be
checked once a year by a qualified and
trained technician. If repairs are needed, the
repairs should be done by a certified
technician.
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