Draining Vented Installations - State Water Heaters SCE 80-115 Installation, User And Service Manual

gis
4.3.2
Release R.1.0 Uk
6. Open the drain valve g.
7. Bleed the appliance (or installation) so that it is able to completely empty.

Draining vented installations

For some procedures it is necessary to drain the appliance. The procedure is as
follows:
1. Put the appliance out of operation by setting the I/0/II switch to the 0
position.
2. Switch off the gas supply h.
3. Shut off the stop valve i in the hot water pipe.
4. Shut off the stop valve between the water reservoir and the cold water inlet.
5. Open the drain valve g.
6. Bleed the appliance (or installation) so that it is able to completely empty.
Draining the appliance
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