Operating instructions

2.0 Troubleshooting
5
© Baxi Heating UK Ltd 2012
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 1
and 2.5 bar ?
If the reading falls below 1 bar
repressurise the system as
described in section 4.1.
NO
R
Error Code 118 showing low
pressure.
YES
If you don’t know what you need to do
to get the boiler to light, or need help
with the system and controls, contact
your installer as soon as possible
*To display the water pressure
press 6 times. ‘05’ will
alternate with the system pressure.
(NOTE: When the pump is running
the gauge under the boiler may
show a slightly differnt reading to
the display)