Operation Checking Procedure & Basic Fault Identification - Baxi EcoBlue System 12 User Manual

5 Operation
5.3 Operation Checking Procedure & Basic Fault Identification
START
Make sure the gas
supply is turned ON
and check if other
gas appliances are
operating (e.g. fire,
cooker). If the
property has a
prepayment meter
ensure it has
sufficient credit.
NO
If no gas, consult
your supplier.
Is the Timer ON and
calling for heat ?
NO
12
CH OFF
CH ON
Ensure timer is set for
Central Heating ON (see
any instructions supplied
with timer)
16 EcoBlue System
Is there electricity to the
YES
boiler ? Is the display lit ?
NO
Check electrical supply to
boiler is switched on.
Is the Room Thermostat (if
YES
fitted) set high enough ?
NO
Typical
examples of
external timer
Turn Room Thermostat
to maximum setting
(typical example shown)
YES
R
Burner Flame
(Indicates burner
is on)
YES
15
15
Is the Burner Flame
showing.
YES
Boiler operating
satisfactorily.
Is the Central Heating
System Pressure
between 0.7 and 2.5 bar ?
NO
2
1
0
bar
If the reading* falls below 0.7
bar repressurise the system
as described in section 7.4.
R
Error Code 118 showing
low pressure.
7219712 - 01 (02/15)
NO
R
YES
3
4