trostan

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  Botha850

• 7 Nov 2012

Hi, please can you email me the honeywell ST6400s service reset code etc if you still have it? Can't find it anywhere online! Very much appreciated. [email protected]
Many thanks! Di

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  540itouring

• 2 May 2012

Hi , please would it be possible to email me the honeywell ST6400S service reset code etc so i can get my heating going again. Thank you very much for your help from Dave

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  blazinl

• 20 Oct 2011

hello do you still have instructions for reseting a ST6400S. could you email them to me if you still have them. thanks

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  madcastles

• 12 Dec 2009

hello do you still have instructions for reseting a ST6400S - please email to [email protected]

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  thulsa18

• 8 Apr 2008

hello, could you please send me the details how to get into the installer menu on the st6400s as well the tech is coming next week wednesday but we need the hot water now. Thank you