Chaffoteaux & Maury BRITONY SX 14 FF Installation, Servicing And User's Manual page 12

3.8 Installing the Water Heater
Purging the Gas Supply
Once all the above checks are complete, it will be necessary to
purge the gas supply of air. Do not under any circumstances
attempt to purge the gas pipe of air by continually pressing the
On/Off button to reset. If it is necessary to do this, you must
wait at least three minutes between each press of the On/Off
button.
Completion
Once installation is complete, commission the appliance as
instucted in Section 5, page 19).
Instruct the end user on the following:
• How to switch off the appliance quickly and indicate the
position of the electrical supply isolator.
• Explain to the end user that if the appliance is not to be
used for long periods that it is advisable to drain the
appliance to prevent damage in the event of it freezing.
• Advise the end user that to ensure safe and effective
operation, the appliance must be serviced once a year by a
CORGI registered gas engineer.
• Finally, leave these instructions with the end user.
12