2.0 Troubleshooting
5
© Baxi Heating UK Ltd 2011
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)
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
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
0.5
118:Water pressure too low
Error
Error Code 118 showing low
pressure.
YES