My vaillant ecoTec plus shows F49 , new vrt 360

My vaillant ecoTec plus show F49 , new vrt 360 room timer, can't get them to work.

Anonymous Aug 04, 2010

Thanx Paulcarew. but I can't see the answer.
Could you please try it again
thanx

1 Answer

Paul Carew

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Posted on Aug 03, 2010

Paul Carew

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F.49 eBUS undervoltage Short circuit on eBUS, overload on eBUS or two power sources on eBUS with different polarity F.61 Gas-valve control defective Short circuit/earth (ground) leak F.49 eBUS undervoltage Short circuit on eBUS, overload on eBUS or two power sources on eBUS with different polarity F.61 Gas-valve control defective Short circuit/earth (ground) leak i pasted the answer below hope it worked

Paul Carew Aug 05, 2010

F.49 eBUS undervoltage Short circuit on eBUS, overload on eBUS or two power sources on eBUS with different polarity F.61 Gas-valve control defective Short circuit/earth (ground) leak F.49 eBUS undervoltage Short circuit on eBUS, overload on eBUS or two power sources on eBUS with different polarity F.61 Gas-valve control defective Short circuit/earth (ground) leak i pasted the answer below hope it worked

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