1
2 3
1 Heating water temperature rotary knob
2 Chimney Sweep button and Status signals
3 RESET-button and on/off signal
8.0 Error Codes
The status signal for the ‘Chimney Sweep’button can flash in a range of colours and at different frequencies. The
meaning of these signals can be found below.
8.1 Shutdowns and lock-outs
8.1.1 Blocking
A (temporary) blocking mode is a boiler operating function caused by an unusual situation. The boiler control will try to
re-start several times. The boiler will start up again after the blocking conditions have been eliminated. In the event of
a shutdown, the status signal for the ‘Chimney Sweep’ button flashes green. The meaning of the shutdown codes can
be found in the table below.
Status signals
Description
Shutdown code 1 (1 times green signal)
Temperature protection
Shutdown code 2 (2 times green signal)
Blocking input
Shutdown code 3 (3 times green signal)
Flame loss
Shutdown code 4 (4 times green signal)
Communication error
Shutdown code 5 (5 times green signal)
Parameter or identification fault
Shutdown code 6 (6 times green signal)
Miscellaneous
Table of blocking signals
Status signals
Description
Table of Lock-out Signals
Blocking
Temperature protection
Blocking input
Flame loss
Communication error
Parameter error
Miscellaneous
8.1.2. Lock-out
If the blocking conditions still exist after several start up attempts, the boiler will switch into locking mode (fault). The
boiler will only start operating again once the cause of the lock-out has been rectified and after pressing the RESET
button. In the event of a fault, the status signal for the ‘Chimney Sweep’ button flashes red. The description of the error
code is given in the error table.
Error code 1 (1 times red signal)
Sensor error
Error code 2 (2 times red signal)
Maximum security
Error code 3 (3 times red signal)
Ignition fault
Error code 4 (4 times red signal)
Fan fault
Error code 5 (5 times red signal)
Parameter error
Error code 6 (6 times red signal)
Miscellaneous
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Summary of Contents for 7668920
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