Users manual
Users manual for Buderus 500-24S • 07/2007
9
Subject to modifications resulting from technical improvements
Buderus • http://www.buderus.co.uk
10.2
Operational and fault codes
Operating conditions and possible faults can be seen, pressing
the
C
key.
All codes not contained in table 1 should be noted down
separately. These are malfunctions that require the presence
of a CORGI installer.
Display after
pressing
service
button
Meaning
Rectification
0A,
0C,
0E,
0H,
0L,
0U,
0Y
Boiler is ready for
operation
6A
Burner not ignited
Press Reset button
B
(fig. 6, item 3). If the
burner fails to ignite after
several unblocking opera-
tions, consult a CORGI
installer.
-H
Normal heating
mode
Maximum comfort when
set at 60 °C
=H
Normal hot water
mode
table 1
Operational and fault codes