CLIMATIC™ 50 User manual - Lennox
CLIMATIC™ 50 User manual - Lennox
CLIMATIC™ 50 User manual - Lennox
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Fault in Real Time Clock<br />
Description<br />
Error code: 070<br />
The real time clock card, incorporated in the Climatic card, is defective.<br />
Action<br />
� Fault signalling. Memorisation is displayed.<br />
Reset<br />
Automatic reset.<br />
Possible causes Solving the problem<br />
The battery is exhausted Replace the daughter card<br />
The daughter card is not inserted correctly Check the connection<br />
Extension card fault (BE<strong>50</strong>)<br />
Description<br />
Communication between the BM<strong>50</strong> and the BE<strong>50</strong> is down.<br />
Action<br />
� Compressors 3 and 4 stop, for the Flexy range.<br />
� Fault signalling. Memorisation is displayed.<br />
Reset<br />
Error code: 071<br />
The fault disappears automatically as soon as communication is reestablished.<br />
Possible causes Solving the problem<br />
Incorrect addressing of the BE<strong>50</strong> Configure the Serial Address dip-switches (on, off, off, off)<br />
BM<strong>50</strong> or BE<strong>50</strong> damaged Replace the defective component<br />
Problem with the BIOS Replace the BIOS with version 3A.57 or 3.64 or above<br />
Incorrect wiring or loose connection between<br />
BM<strong>50</strong> and BE<strong>50</strong><br />
Check connections and wiring<br />
CLIMATIC<strong>50</strong> – IOM – Rooftops/ Aircoolair CL<strong>50</strong>-ROOFTOPS-IOM-1107-E 35
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