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hi, purchased this boiler a few years ago, but the central heating system does not get really hot at all, it just stays at around 50 degrees on the boiler. I have a QA73 device that control the boiler with outside and inside room temperature sensor and wanted to know the following:- for 3...

Hi, spoke to the technician at geminox and they did advise the boiler will work with hot water and central heating without having to switch off the water option on the qa control panel. The boiler heats the plate up to the temperature set for the dhw, once this is achieved by the boiler it moves...

yes, its definately a combi boiler, but when you make purchase of this boiler evinox do not give you good advice. When we purchased this boiler, they said something along the lines of " this is one of the best boilers available and the most efficient, but they should also said, " you need a...

the error code was related to the fan and that was replaced and it worked OK for a while before it flagged up another code, which i cant remember and that part was also replaced. Obviously my father is fond of Geminox boilers and the previous one we had under the name "microstar" was an...

this is one of the most complicated boilers i have ever come across. For some reason if you try to activate the central heating but someone is using the hot water, it wont allow the central heating to come on, until the hot water is switched off. Also, if you want instant central heating, then...

sorry the model number is thi 5-25 sep. purchased back in december 2007. Its flagging error code 1 60, in the manual it states "the minimum speed threshold of the fan is not reached". Solution - Check the wirng of the fan and LMU, enure the fan is turning correctly. This is no sign of the a...

hi all, i have a geminox thi-25 combi boiler, recently got an error code 1 60, any one had similar problems. Managed to fix one error which was 1 30. only had the boiler for approx 3 years and paid £2,500 for this. surprised so many problems with an expensive boiler. even if you reset...