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    Baxi 105e Central Heating Constantly on when override at off

    Question is: How do I narrow down the possibilities? Any tests which can prove either that you konw about? BTW thanks for the help!
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    Baxi 105e Central Heating Constantly on when override at off

    Obviously dont know, system been installed since we moved in 4 years ago. Worked fine until recently, only problem with system until then was diaphram being required due puncture on the hot water side. Wiring looks clean, unsure about the earths yet, will have to check. Just as soon as...
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    Baxi 105e Central Heating Constantly on when override at off

    Digital tiimer still there and connected back up but does not have any effect on the operation of the boiler in any way. Used to work fine, unsure as to what has happened
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    Baxi 105e Central Heating Constantly on when override at off

    Defect: When selector placed at hot water / central heating the boiler is constantly running even though manual over-ride is selected off. It means the timer function cannot be used. Actions Taken so far: 1) I have verified that the CH Diff PX microswitch working correctly. 2) I have...
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