Intergas Rapid 25 Installation Manual

Intergas Heating Ltd 44
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
display
Description
Possible cause/remedy
10, 11, 12,
13, 14
Sensor fault S1
•
Check the wires for breaks
• Replace S1
20, 21. 22,
23, 24
Sensor fault S2
•
Check the wires for breaks
• Replace S2
0
Sensor fault after self
-
check
•
Check the wires for breaks
• Replace boiler sensor S1 and/or S2
1
Temperature too high
•
Air in system
• Pump does not run
• Too little circulation in system, radiators closed,
pump setting too low
2
Exchange S1 and S2
•
Check the cable loom
• Replace S1 or S2
4
No flame signal after 4 ignition
attempts
•
Gas tap closed
• Incorrect ignition distance
• Gas inlet pressure too low or disappears
• Gas valve or ignition unit does not receive voltage
5
No flame signal after 4 restart
attempts
•
Condensate discharge blocked
• Check setting of gas valve
• Check earth
6
Flame detection fault
•
Replace ignition cable +
spark probe
• Replace ignition unit
• Replace burner controller
8
Fan speed incorrect
•
Fan rubs against casing
• Wiring between fan and casing
• Check the wires for poor contact (tacho signal)
• Replace fan
27
Shortcut outside sensor
•
Replace the outside sensor
29,
30
Rela
y
gas
valve defect
•
Replace burner
controller
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 Rapid 25 Specifications

General

Boiler Type	Combi
DHW Output	25 kW
Efficiency Rating	93%
Flow Rate	10.2 l/min
Mounting	Wall Mounted
ERP Efficiency	A
Max Gas Rate	2.78 m³/h
Dimensions (H x W x D)	590 x 450 x 240 mm