Bosch Therm 8000 S GWHC 27 CTDE Installation And Operating Instructions Manual page 21

5.10.1Filling the condensate trap before vent pipe
installation
B Fill the condensate trap by pouring approx.14 oz. (400ml)
of water into the exhaust accessory on the top of the
appliance, see Fig. 32 .
400ml
Fig. 32 Filling the condensate trap at start up
5.10.2Filling the condensate trap after vent pipe
installation
Please proceed as follows;
B Remove front cover, see Fig. 24 .
B Open the four clips and remove the combustion cover.
Therm 8000 S
B Remove the clip and disconnect the drain tube, see Fig. 33 .
Fig. 33
B Fill the condensate trap by pouring approx.14 oz. (400ml)
of water into the top of the drain tube. To avoid damage to
the appliance use a funnel in this operation, see Fig. 34 .
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Fig. 34 Filling the condensate trap after installation.
After appliance has been out of use for a long
time or after cleaning the siphon, re ll the
condensate trap with water.
Installation instructions | 21
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6 720 680 174 (2012/09)