11. COMMISSIONING INSTRUCTIONS.
Ensure gas & electricity
supplies are enabled.
Has the
burner lit?
Check installation has
been carried out to these
instructions.
Disconnect gas hose from
burner.
Remove burner from tube and inspect burner head.
See servicing instructions.
Reconnect gas hose. Open
isolating valve. Purge and
check soundness.
Replace burner on tube
and secure.
Open control housing and
check that all components
are securely fastened.
Check thermostat is set to
maximum and is calling for
heat.
Close control housing.
Switch on electrical supply.
The red ‘mains on’ lamp
should now be illuminated.
If restarting heater a delay
of 15s should be allowed.
A successful ignition is
indicated by the amber
lamp illuminating and
remaining illuminated
The heater should now run
through its start up
sequence and ignite.
Check operation of flame
failure.
Complete commissioning
sheet
Leave the instructions with
a responsible person.
If burner fails to light, re-
peat sequence 3 times. If
unit still fails to light, con-
sult the fault finding guide.
Check gas pressure.
Check operation of air
pressure switch.
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