How to mend ... Heating Water Correctly

Heating/Hot Water Problems with Ravenheat RSF100ET?

Hi Original problem was not very hot DHW, but burner running flat out. Changed both DHW and CH thermistors, ... [Read more]

What is the operational relationship between boiler and thermostat?

I have a Worcester 28CDi combi boiler with a Honeywell T40 thermostat. I wanted to change the thermostat to a ... [Read more]

Hot Water Problem with Ideal Isar He24 Combi?

Hi, Can anyone help? A friend of mine is having problems with her hot water supply from her Ideal Isar He2... [Read more]

potterton 24 performa cycling?

i have followed the answers having a similar problem, the hot water works fine having replaced (some time ago)... [Read more]

Boiler not heating water correctly?

I have a Ferroli Optimax HE 31c Combi-Boiler, since it has been installed the boiler has not heated the water ... [Read more]

Hotpoint DWM55 Error - Flashing Lights Eco and Fast?

My dishwasher recently gave me the flashing lights as described in the Title of this thread. I contacted Hotpo... [Read more]

Smelly Mouldy loft with condensation dripping from felt?

We moved into a detached property which is about 30 years old nearly 3 years ago. The moment we moved in and ... [Read more]

Worcester 19/24CBI Problems (Over Heating, Fail to ingite)?

Hoping that someone can shed a little light on my problem or that this may help someone in a similar position.... [Read more]

Danfoss Ras-D2 Valve Problem?

I have just had a brand new heating system fitted in my house; everything is working as it should. The problem... [Read more]

Ferroli modena 102 not firing up properly?

My boiler has been temperamental for some time, so my water goes from hot to cold & back, now the central heat... [Read more]

my boiler will only run with heating and hot water ?

my boiler will only run on central heating and water instead of hot water only.a new pump was fitted by an eng... [Read more]

Heating system not working correctly?

My central heating system is causing me problems. The boiler fires OK, but I can only get hot water. The centr... [Read more]

overheating trianco combi oil boiler?

boiler limit stat trips when on the hot water heating side. Overrun stat and tank stat are both new also flows... [Read more]

no hot water from my vokera linera 28?

i have no hot water its been getting colder and colder over the last three days, the heating is working correc... [Read more]

actuator/stepper motor is not moving?

I have a heatline c24 condensing boiler diverter valve actuator/stepper motor is not moving. The central heat... [Read more]

one raditor heating up on hot water side?

hi have a y plan system wich has a mid position diverter valve the problem is that the motor on the valve is s... [Read more]

Potterton Profile 60E boiler keeps tripping out?

My Potterton 60E boiler will run for about 10 minutes then trip out, once it has cooled a little I can reset i... [Read more]

Vaillant Combi Boiler - No Central Heating?

Hi, It appears that my boiler is not working correctly. I get hot water through the taps and shower no proble... [Read more]

NO HOT WATER BUT CENTRAL HEATING ON MY SUPREMA 60L MODEL?

I CANNOT GET THE BOILER TO FIRE WHEN CALLING FOR HOT WATER,IT WORKS FINE FOR CENTRAL HEATING WHEN THE ROOM STA... [Read more]

Baxi 105e pressure loss?

My Baxi 105e combi boiler works correctly on water and central heating. Five minutes after I turn the CH off, ... [Read more]