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Position Of The Fuses In Control Unit; Installation Instructions; Factory Regulations - Bosch Therm 8000 S GWHC 27 CTDE Installation And Operating Instructions Manual

Condensing gas water heater
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28 | Installation instructions

Fig. 45 Power cable connections

7.3 Position of the fuses in control unit

To check fuses, proceed as follows;
B Remove the front cover, see Fig. 23 .
B Remove the three screws from the control unit (Fig. 46 e
Fig. 47 , pos. 1).
Fig. 46
B Remove the six screws from the back cover of the control
unit, see Fig. 47 , pos. 2.
6 720 680 174 (2012/09)
B Check the fuses in the printed circuit board, see Fig. 47 ,
pos. 3.
6720608913-09.1AL
Fig. 47 Fuses position
B After checking the fuses, reinstall all parts in reverse order
(Fig. 47 , pos. 3).
8
Installation instructions

8.1 Factory regulations

6720608920-38.1Av
Natural gas
Heaters designed for Natural gas
delivery after the values on the characteristics panel have been
checked.
Liquid gas
Butane heaters (G30) are factor y sealed for delivery after the
values on the characteristics panel have been checked.
2
3
Sealed parts must not be interfered with.
H (G 20) are factory sealed for
Heaters should not be ignited when the
connections pressure is less than 1,5 kPa
more than 2,5 kPa.
1
6720608158-78.1AL
Therm 8000 S

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