TECHNICAL ASSISTANCE CENTRE
60
DISPLAYING TEMPORARY ERROR CODES
- When there is a temporary error, the error code flashes
on the display.
- The top right shows the module from where the error
is coming, or else the time continues to be displayed if
the error concerns the entire boiler.
FAULT CODES
DISPLAYING A PERMANENT ERROR
ERROR TABLE
- If a permanent error occurs, the main display flashes.
The board goes into lockout. Example: E133.
- The top right shows the module from where the error
is coming, or else the time continues to be displayed if
the error concerns the entire boiler.
Note: after the error is corrected, press the
Reset
button
to release the boiler.
Error code
Description
E20
Flow sensor faulty
E28
Flue gas probe faulty
E40
Return temperature sensor faulty
E50
Storage cylinder sensor faulty / Domestic hot water overtemperature
E78
Water pressure switch faulty – Pressure switch open
E81
Communication error – number of modules detected different to the number of modules expected
E91
EEPROM error – Loading in EEPROM default values
E110
Safety temperature exceeded / Safety thermostat intervention
E111
Limit temperature exceeded
E113
Flue gas thermostat tripped
E117
Pump fault - Primary pump OFF and input flow switch closed
E118
Pump fault - Primary pump ON and input flow switch open
E119
Flue gas thermostat tripped
E130
Flue gas temperature threshold exceeded
E132
Gas pressure switch and/or gas shut-off valve faulty (if present)
E133
No flame detection
E154
Return temperature sensor higher than flow sensor temperature
E160
Fan modules fault
E199
Generic error
E232
Drop in gas pressure alarm (if no heat request)
b199
Alarm (temporary) excessive delivery temperature gradient of module x
Summary of Contents for 20020843
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