Bosch Greenstar 12i Service Manual download pdf (Page 33)

INSTALLATION

6 720 644 743b (2011/08)

4.6 CONDENSATE CONNECTION

Never terminate or discharge into any open source,

including; sink, bath, shower, bidet, toilet etc.

• Ensure that the condensate drain is a 22mm diameter

plastic pipe. The pipe must fall at least 50mm per metre

towards the outlet.

Fig. 47 Remove blanking cap

1. Remove the sump blanking cap from the sump.

B Fill syphon with 200 to 250 millilitres of water.

2. To fit the syphon assembly:

B Remove orange seal retainer and discard.

Fig. 48

B Push the syphon onto the sump assembly, until the

lug on the sump is fully engaged with the slot on the

back of the syphon assembly and the clip is engaged

in the top of the syphon.

Fig. 49 Fitting syphon

3. Push the discharge hose, onto the condensate outlet

pipe.

Maintenance

Fig. 50

There is no need to remove the Syphon Assembly for

cleaning.

To drain debris from the syphon, during the annual

service:

B Release the clips and remove the drainage cap from

the bottom of the syphon.

B Empty the debris and condensate from the syphon

into a suitable container.

B Re-fit the drainage cap to bottom of the syphon.

NOTICE: Any external condensate pipe

work must be protected with weather

resistant insulation to help prevent freezing.

Do not use lubricants or sealing compounds.

NOTICE: Pull the fan lead, DHW NTC sensor

lead and ignition cable out of the way when

fitting the syphon to ensure that they are not

trapped by the syphon assembly or

discharge hose.

6720644743-12.1Wo

6720643895-103.1Wo

NOTICE: Do not use solvents, adhesive or

lubricant when pushing the pipe onto the

rubber connector.

6720644743-13.2Wo

6720644743-14.1Wo

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Bosch Greenstar 12i Service Manual Page 33

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