How to mend ... Hot Boiler Temperature

Troubleshooting a Bosch ZWB28-3 combi boiler?

Currently it heats our hot water well but when cold is mixed in like in the shower the temperature of the wate... [Read more]

hot water temperature fluctuates?

boiler starts hot then goes cool. i have to reduce tap flow to get it hot again. its a worcester bosch 240

Danfoss FP715 programmer fault?

We have a Danfoss FP715 programmer to run (or suppossed to!) our Ideal boiler. Thing is it seems to have a mi... [Read more]

Potterton Netaheat boiler and heating system?

My heating won't come on unless the hot water is on and heating up. Once the water has reached it's temperatu... [Read more]

Boiler cuts out before room stat temperature?

Hi I currently have a problem where my boiler cuts off before the temperature reaches what the room stat is ... [Read more]

Pilot light cut out?

Hello I am having a problem with my ideal boiler pilot light, at first i had no heating or hot water so i rea... [Read more]

halstead ace he 30 dhw problem?

Hi All, I wonder if there is someone out there who can help with a very strange fault on a Halstead Ace HE... [Read more]

How to sort out hot water problem?

I have a Celsia 24LE combi boiler and the hot water is coming out lukewarm. I have adjusted the pressure from ... [Read more]

Baxi 105e Combi - Hot then cold water cycle?

Hi, I have a BAXI 105e Combi boiler in the house I have just brought, it was installed in 2006. I have noticed... [Read more]

Worcester Bosch Greenstar 24i not firing up?

I have a worcester bosch greenstar24i boiler (6 months old) which is not firing up. We have hot water but the... [Read more]

Vokera Linea 24 No Hot Water on Central Heating Mode?

I am having problems with my Vokera Linea 24, I've had a few engineers to it but they haven't been able to sol... [Read more]

vaillant 824/e ecomax pump working, but no hot water leaving boiler?

My vaillant 824/2e ecomax on start up has fast rise in temperature up to between 80-104 c and pump stops. cent... [Read more]

Ravenheat CSI 120 can't control water temperature?

I noticed this morning that the radiators and DHW seemed VERY hot. When I went to adjust the temperatures usin... [Read more]

Baxi solo wm rs Boiler banging and noisy?

Hi, a few weeks ago i noticed the boiler firing up in the middle of the night and the radiators becoming hot w... [Read more]

Glowworm Flexicom F1 F4 faults?

Having a problem with boiler cutting out. NOT a condensate problem. Key bit of information is that it will run... [Read more]

Shower pressure too strong!?

Had oil combi boiler fitted recently and since then the water pressure in the shower is very strong and temper... [Read more]

Ravenheat RSF820/20T fails to heat water?

Hi Folks, Our RSF820/20T has just about given up giving us hot water :( The closest we can get is luke warm... [Read more]

Potterton Flamingo 40 - Pilot light stays on but does not flare up?

The pilot light stays on, but even when there is no hot water, the boiler does not flare up to start heating t... [Read more]

How can I fix my glowworm boiler ?

My boiler will not go above a temperature of 63 degrees and the radiators are warm however there is no hot air... [Read more]

baxi combi 105h locks out when reaching temperature have to reset it ?

when temperature is reached the boiler locks out having to reset the boiler will not reignite till i switch ho... [Read more]