Baxi Duo-tec Combi HE A Range User Operating Instructions Manual page 6

Is the Timer ON and calling for
heat ?
12
Typical
examples of
external timer
CH ON CH OFF
NO
Ensure timer is set for Central
Heating ON (see any
instructions supplied with
timer).
CONTACT YOUR
INSTALLER OR
SERVICE ENGINEER.
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
© Baxi Heating UK Ltd 2008
YES
installer as soon as possible.
2.0 Troubleshooting
Is the Room Thermostat (if
fitted) set high enough ?
15
NO
Turn Room Thermostat to
maximum setting (typical
example shown).
15
YES
5