15
warmhaus.co.uk
Error
Code
Description of the Error
Malfunction
Probable Cause
Solution(s)
E 94
Possible low gas pressure or
exhaust recirculation
Boiler does not work, E94 error
code flashing on the screen
> Gas inlet pressure LOW
> Recirculation of exhaust gas
into fresh air
> Blockage in flue or wrong
flue
> Aging or rust on the
electrode
> Electrode position
> Combustion calibration
> Gas valve failure
> Electronic board
1) Call for authorised service
E 95
Intermittent combustion value
Boiler does not work, E95 error
code flashing on the screen
> Harness on electrode and
earth
> Aging or rust on the
electrode
> Electrode position
> Combustion calibration
1) Call for authorised service
E 96
Flue or air suction way
blockage
Boiler does not work, E96 error
code flashing on the screen
> Blockage in flue
> Blockage in air suction path
1) Call for authorised service
E 98
SW error, board start-up error
fault
Boiler does not work, E98 error
code flashing on the screen
> Boiler software problem
1) Call for authorised service
E 99
Generic fault
Boiler does not work, E99 error
code flashing on the screen
> Boiler electronic hardware
problem
1) Reset & Restart boiler
2) Call for authorised service
(1) Call the Authorised Service if failure continues.
(2) 81 numbered failure corresponds any blocking in the exhaust gas pipe. In such case, you should consult the authorised service technician before re-starting the
boiler.
