15
warmhaus.com
Error
Code
Description of the
Error
Malfunction
Probable Cause
Solution(s)
E 08
Flame circuit failure False flame signal
from combustion or
electrode
> Condensate
Syphon blocked
> Electronic board
1) Call for authorised service
E 09
No water circulation
in the system
Boiler does not
work, E09 error
code flashing on
the screen
> Lack of water in
the system
> Pump blockage
> Pump failure
> Pump harness
> Installation
blockage
1) RESET boiler at first check if problem is
resolved.
2) Check boiler central heating valves are
open if they are closed open all
3) Check all radiator valves are open if
they are closed. Minimum 3 meters of
radiator must be open
4) RESET boiler and check if problem is
resolved
5) Call for authorised service
E 11
Gas valve
modulator
disconnected
Boiler does not
work, E11 error code
flashing on the
screen
> Gas valve harness 1) Call for authorised service
2) Check gas valve between board and
gas valve
E 13
Exhaust
temperature probe
over-temperature
alarm
Boiler does not
work, E13 error
code flashing on
the screen
> Over temperature
flue gas outlet
value > 105 C°
1) Call for authorised service
E 14
Exhaust ( FLUE )
temperature probe
fault
Boiler does not
work, E14 error
code flashing on
the screen
> Central heating
FLUE temperature
sensor faulty
1) Reset & Restart boiler
2) Call for authorised service
E 15
Fan failure
(feedback/supply)
Boiler does not
work, E15 error
code flashing on
the screen
> Fan harness
1) Reset & Restart boiler
2) Call for authorised service
E 16
Central heating
temperature
RETURN sensor
faulty
Boiler does not
work, E16 error
code flashing on
the screen
> Central
heating RETURN
temperature sensor
faulty
1) Reset & Restart boiler
2) Call for authorised service
E 17
Temperature
difference between
FLOW and LIMIT
NTC (Double
Heating Probe)
faulty
FLOW and LIMIT
sensor (DOUBLE
NTC) malfunction
> FLOW and LIMIT
Sensor ( double
NTC ) faulty
1) Reset & Restart boiler
2) Call for authorised service
E 19
Water flow meter
input reading
Lack of domestic
heating water on
request
Wrong parameters
settled on TsP
menu
1) Call for authorised service at first
2) Only authorised service must adjust TsP
Parameter P01=0 with defalut value
E 20
CH vertemperature,
Temperature
Central Heating >
TSP 81 value °C
Boiler does not
work, E81 error
code flashing on
the screen
> Lack of water on
the system
> Pump blockage
> Pump failure
> Pump harness
> Installation
blockage
1) RESET boiler at first check if problem is
resolved.
2) Check boiler central heating valves are
open if they are closed open all
3) Check all radiator valves are open if
they are closed. Minimum 3 meters of
radiator must be open
4) RESET boiler and check if problem is
resolve
5) Call for authorised service
