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i have no hot water or only warm water i have changed the diverter valve i have also changed the dhw heat exchanger any one out there have any ideas as its becoming a nightmare now .could it be a thermostat or electric problem its a valliant ecomax 824 thanks

humble pie dont taste good so far its cost me 70 pounds . i fitted the diverter tonight . no diference wot so ever . inside looked very black though . i know you will say told you so fair enoth .now wat im all ears can that plate be cleaned out ?reason in saying this is that my wife is...

your right in what you said being a novice it looked a dificult job to take the heat ex out a lot of people on here was saying the diverter funny enoth ive just bought and had del to day a new divertor if i promise to lison to you now whats the best thing to do thanks for getting back les...

if anyone is interested this is the email i was recently sent by vaillant tec centre regarding the problems i am having with my boiler anyone interested in what they have said are welcome to comment thanks Thank you for your email. We would like to assure you we have never...

thanks for your help just 2other things can you tell me what system side means do i need to buy any of that rust inhiber and if so how do i get into system many thanks for your help

THANKS FOR THAT I SUSPEDED THIS AS MANY OTHER PEOPLE ON HERE SEEN TO HAVE THE SAME PROBLEM .LOOKING AT THE DIVERTER THERE 2 NUTS TO UNDO . WOULD I HAVE TO DRAIN THE WATER FIRST ,IF SO COULD YOU ADVISE ME HOW TO DO THIS THANKS FOR YOUR HELP

LOOKING INSIDE THE BOILER AND FEELING THE THICK PIPE TO THE LEFT IT GETS VERY HOT WHEN WATER IS ON THANKS

thanks for everyones help here are the setings as i can see them D3 37 . D5 66 . D7 60. D40 63. D41 41 THESE ARE SHOWING WHEN HOT WATER TAP IS RUNNING ANY HELP TO SORT THIS OUT IS VERY WELCOME THANKS

thanks for your reply is the flow pipe one of the copper pipes under the boiler .what you are saying is that some of the heat is going to the rads rather than hot water .if its the heat exchange is that a job a diy can do thanks

hi i am very sory if i upset you i do need your help any comments or advice iwould be very gratfull i mensioned the valve as i just hapened to notice some one on here with a simular prob thanks for geting back

thanks for geting back looking at the forum simular prob apear to be a diverter valve any thoughts on this is this a hard job to change thanks

sorry can you tell me how to check for flow and return temperatures on DHW thanks

thanks for geting back im switching boiler on and of looking at the tempersure on the panel the temp rises then after a short while falls to about 6o d eg from about 80 deg

hi ive had the above boiler for aprox 3 years recently when running hot water .it goes hot then drops to warm only on reseting boiler does it go hot again for a short while then goes warm to cold looking at fault codes it says f25 althouth i cant finf 25 in manual any help .ill be gratful...