Bosch Therm C 1210 ES Installation And Operating Instructions Manual page 41

Indoor residential and commercial models

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Fig. 34

Filling the condensate trap at start up

Filling the condensate trap after vent pipe installation

After appliance has been out of use for a long time or after

cleaning siphon, refill the condensate trap with water.

Please proceed as follows:

▶ Remove front cover, see fig. 4, page 12.

▶ Open the four clips and remove the combustion cover, see

fig. 5, page 13.

▶ Remove the clip and disconnect the drain tube, see fig. 35.

Fig. 35

Disconnect drain tube

▶ 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. 36,

page 41.

C 1210ES/ESC – 6 720 644 887 (2022/04)

Fig. 36

Filling the condensate trap after installation

▶ Loosen the three screws of the control unit.

Fig. 37

▶ Put the control unit in service position by engaging its tabs

with the holes in the bottom horizontal sheet metal, see

fig. 38.

Installation instructions