Boiler Information Menu; Switching Off The Boiler; Filling The System; Routine Maintenance Instructions - Baxi DUO-TEC Instruction Manual For Users And Fitters

160
Fan fault
Intervention of safety thermostat for excess temperature in
178
270 Overheating exchanger
317 162
Call the Authorised Service Centre.
384 164
385 165
431 Exchanger sensor faulty

5. BOILER INFORMATION MENU

for at least 1 second, to display the information indicated in the table. Press
DESCRIPTION
00 Secondary fault internal code
01
02
03 Indirect tank DHW temperature (boiler CH only)
04
05
- - -

6. SWITCHING OFF THE BOILER

7. FILLING THE SYSTEM

side).
thermostat valves in the system, ensure the water enters slowly in order to
prevent the formation of air inside the primary circuit until operating pressure
is reached. Lastly, vent any radiators in the system. BAXI declines all liability for
damage deriving from the presence of air bubbles in the primary exchanger due to the
incorrect or imprecise observance of the above.
from working if there is no water.
If pressure drops occur frequently, have the boiler checked by the AUTHORISED
TECHNICAL SERVICE CENTRE.

8. ROUTINE MAINTENANCE INSTRUCTIONS

Careful servicing ensures economical operation of the system.
Call the Authorised Service Centre.
Call the Authorised Service Centre.
Call the Authorised Service Centre.
Call the Authorised Service Centre.
Automatic reset at voltages in excess of 175V. If this fault
persists, call the Authorised Service Centre.
Call the Authorised Service Centre.
DESCRIPTION
06
07
08
09 - 13 Manufacturer information
14
15 - 18 Manufacturer information
B
A
29
for at least 2 seconds.
to exit.
the boiler stays
7733595 (01-05/19)