Display
Description of the error
178
178:Limit thermostat CH1
Safety thermostat CC1.
179
179:Limit thermostat CH2
Safety thermostat CC2.
321
321:HW outlet sensor
Domestic hot water sensor damaged.
343
343:Solar integration missing
General parameter setting error on the solar system
(if incorporating a solar system).
353
353:Casc sens B10 missing
B10 cascade sensor missing.
372
372:Limit thermostat CH3
Safety thermostat CC3.
373
373:Extension module 3
Extension module 3.
384
384:Extraneous light
Light incorrect (parasite flame — internal anomaly).
385
385:Mains undervoltage
Power supply voltage too low.
386
386:Fan speed tolerance
Fan threshold speed not reached.
430
430:Dyn water pres too low
Safety cut-off for absence of circulation (check made by a
pressure sensor).
432
432:Function ground missing
Earthing function not connected.
Note
This list is not exhaustive. Other error codes may be displayed.
Contact the accredited technical assistance service.
Note
If the display of the error code persists, contact the accredited as
sistance service.
Note
If the error code simultaneously displays the and symbols,
contact the accredited technical assistance service.
11.1.1 Automatic error code clearing
If the symbol is displayed at the same time as the error code, the error
code is automatically cleared when the cause that prompted it stops.
A flow or return temperature in excess of the critical value prompts an
error code. The error code is automatically cleared when the temperature
drops below the critical value.
11.1.2 Clearing error codes
If the probable cause of an error code is resolved but the error code
continues to be displayed, proceed as follows to clear the error code:
1. Press the button.
The command Reset? Yes is displayed on the control panel.
2. Confirm by pressing the button.
The error code disappears after a few seconds.
11 Troubleshooting
7609493 - v03 - 08122014
Sirius Two FS
111
Summary of Contents for Sirius two FS 110
Page 16: ......
Page 34: ... MW 1000007 03 1 MW 1000008 03 2 ...
Page 35: ... MW 3000122 01 3 MW 1000010 05 4 MW 3000025 01 5 5 ...
Page 52: ... ...
Page 61: ... ...
Page 101: ... MW 3000127 03 5 5 MW 3000128 02 6 7 MW 3000107 01 7 A B ...
Page 102: ... MW 3000182 02 8 8 MW 3000108 04 9 9 10 MW 3000109 04 ...
Page 104: ...21 0 1 12 1 1 1 0 1 12 1 1 1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 2 MW 3000103 L2 2 ...
Page 107: ... 7 MW 3000111 03 ...
Page 109: ...0 0 0 7 MW 3000111 03 0 ...
Page 112: ...0 0 0 0 0 0 0 00 0 0 ...
Page 114: ... ...
Page 115: ... ...
Page 116: ...7609493 v03 08122014 7609493 001 03 www pottertoncommercial co uk ...