Baxi Power HT Series Installation, Operation And Maintenance Manual page 82

3.9 TABLE OF FAULTS AND ERROR MESSAGES
Error
Description of fault
code
E10 Outdoor temperature sensor fault
E20 ntc output sensor failure
E40 NTC return heating probe faulty
E50 domestic hot water ntc sensor failure
Safety or fumes thermostat or heating
E110
return temperature probe tripped
Delivery temperature higher than
E111
95°C
Loss of flame during operation (the
E128 ionization current has fallen below
the limit)
E129 Minimum fan speed limit is hurt
E132
floor thermostat tripped
E133 no gas
E151 boiler circuit board error
the reset key has been pressed
E153
inappropriately
E154 No circulation or reverse flow
E160 fan speed threshold not reached
no hydraulic differential pressure
E164
switch enabling signal
All the faults are displayed in order of importance; if several faults occur simultaneously, the first to be displa-
yed is the one with highest priority. After the cause of the first fault has been removed, the second one will
be displayed, and so on.
If any given fault occurs frequently, contact the authorised Service Centre.
ISTRUCTIONS PERTAINING TO THE USER
Corrective action
Call an authorised service centre.
Call an authorised service centre.
call the authorised service centre
Call an authorised service centre.
press the reset key (for about 2 seconds: if this device is triggered repeatedly, call
the authorised service centre)
If this fault persists, call the authorised service centre
Call an authorised service centre.
Call an authorised service centre.
Call an authorised service centre.
Press the reset key (for about 2 seconds); if the fault persists, call the authorised
service centre)
If symbol is displayed, press the reset
electricity supply to the boiler for at least 10 seconds; if the fault persists, call the
authorised service centre.
Check the positioning of the ignition and flame sensing electrode (see section 16).
Press the key again (about 2 seconds)
call the authorised service centre
Call an authorised service centre.
Check that the system is at the rated pressure. (refer to the section on filling the
system). if the fault persists, call the authorised service centre.
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button otherwise switch off the
910.001.1 - EN