Faults; Faultcodes - Intergas Rapid 25 Installation Manual

9.

FAULTS

9.1

Faultcodes

When the service display or the operating panel is flashing, the burner controller has detected a
fault. In case of several faults, the temperature display shows an additional code.
After the fault has been remedied, the burner controller can be restarted by pressing the reset
button on the operating panel.
The following faults are detected and displayed:-
Temperature Description
display
10, 11, 12, Sensor fault S1
13, 14
20, 21. 22, Sensor fault S2
23, 24
0 Sensor fault after self-check
1 Temperature too high
2 Exchange S1 and S2
4 No flame signal after 4 ignition
attempts
5 No flame signal after 4 restart
attempts
6 Flame detection fault
8 Fan speed incorrect
27 Shortcut outside sensor
29, 30 Relay gas valve defect
CAUTION
Always use original Intergas spare parts when replacing
components.
Failure to fit the sensors S1 and/or S2, or to fit them correctly
can result in serious damage.
CAUTION
* The boiler is equipped with a non-return valve (A),
positioned above the fan. Ensure the non-return valve
is repositioned correctly when replacing the fan.
Intergas Heating Ltd
Possible cause/remedy
Check the wires for breaks
•
Replace S1
•
Check the wires for breaks
•
Replace S2
•
Check the wires for breaks
•
Replace boiler sensor S1 and/or S2
•
Air in system
•
Pump does not run
•
Too little circulation in system, radiators closed,
•
pump setting too low
Check the cable loom
•
Replace S1 or S2
•
Gas tap closed
•
Incorrect ignition distance
•
Gas inlet pressure too low or disappears
•
Gas valve or ignition unit does not receive voltage
•
Condensate discharge blocked
•
Check setting of gas valve
•
Check earth
•
Replace ignition cable + spark probe
•
Replace ignition unit
•
Replace burner controller
•
Fan rubs against casing
•
Wiring between fan and casing
•
Check the wires for poor contact (tacho signal)
•
Replace fan
•
Replace the outside sensor
•
Replace burner controller
•
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