14
EcoBlue Plus Combi
7219707 - 01 (04/15)
5
Operation
5.1
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 there electricity to the
boiler ? Is the display lit ?
R
Check electrical supply to
boiler is switched on.
NO
YES
Is the Burner Flame
showing.
R
Burner Flame
(Indicates burner
is on)
Boiler operating
satisfactorily.
NO
YES
YES
Is the Timer ON and
calling for heat ?
Is the Room Thermostat (if
fitted) set high enough ?
12
1
2
3
4
5
6
7
8
9
10
11
Typical
examples of
external timer
Ensure timer is set for
Central Heating ON (see
any instructions supplied
with timer)
NO
YES
YES
NO
15
10
5
20
25
15
10
5
20
25
Turn Room Thermostat
to maximum setting
(typical example shown)
CH ON
CH OFF
bar
0
1
2
3
4
Is the Central Heating
System Pressure
between 0.7 and 2.5 bar ?
If the reading* falls below 0.7
bar repressurise the system
as described in section 7.4.
NO
R
Error Code 118 showing
low pressure.
YES
I
MPORTANT:
Where Low Flow Taps or Fittings
are intended to be used in the DHW system
connected it is strongly recommended that the
DHW flow rate DOES NOT fall below 2.5 l/min.
This will ensure reliable operation of the DHW
function.
5
Operation
