How to mend ... Boiler Keeps Over Heating

hot water but no heating ideal boiler?

why is it i have hot water but heating does not come on i am thinking of using a sledge hammer

When heat in thermostate put two on , heating comes on for a while?

When heat in thermostate put two on , heating comes on for a while and when heatings on no hot water but pilot... [Read more]

Saunier Duval SD623: Flame goes off and on when boiler is on high setting?

For the past few months the boiler flame goes off and then on repeatedly when boiler is on high stting (when h... [Read more]

My volkera option boiler is only heating the upstairs radiators?

Can anyone explain how to remedy this please.

my glow-worm micron 60ff?

my boiler will fire up at the set time[diggi timer heating only] but once all the rads[7 doubles] are hot it ... [Read more]

Problems with my Potterton Combi 80?

My Potterton Combi 80 boiler is having problems with the heating coming on, the hot water is still coming thro... [Read more]

Central heating starting and stopping within 2 minutes?

The central heating switches on then off again within a short space of time without the radiators getting hot.... [Read more]

How do you fix a leak in a home boiler?

My heating boiler has a leak which has manifested itself by water being in the firebox, thus interfering with ... [Read more]

Vaillant Ecotec 831 no hot water, but heating works fine?

I have a Vaillant ecotec plus. The heating system works fine but when you open a hot tap the boiler doesnt fir... [Read more]

how can i fix my worcester combi 350 boiler?

When heating is running, its ok radiators stay hot. When heating is off, pressure drops to zero. seems to happ... [Read more]

How can I fix my Isar HE30 boiler?

I can't get the central heating or hot water to come on. The display is blinking, first alternating with the ... [Read more]

My Ferroli Modena 80E combi boiler keeps switching on & off?

My Ferroli Modena 80E combi boiler fires up, then a few seconds later switches off. Then it fires up then it t... [Read more]

How can I fix intermittent heating of hot water on my Feroli Modena 102?

When the hot water tap is turned on, The water heats up and cools down cyclically. Looking at the boiler, the ... [Read more]

How can i fix my vokera linea 24?

Using just hot water there is no problem and central heating working fine but each time I switch the heating o... [Read more]

glowworm c30i F5 fault?

hi there, ive just tried to fire up the boiler in a house i bought, its been off for 6 months at least. system... [Read more]

main combie 30 he boiler?

some radiators were not heating so bled them all. the pressure on my boiler is at zero and the low pressuer /... [Read more]

my boiler overheats?

my ariston combi boiler shuts down when the heating has been on for about 15 mins.the hot water works ok.

why is my Worcester Bosch combi boiler losing ressure all the time the heat?

why is my Worcester Bosch combi 280 boiler losing presssure. it is fine when the heating is on but when it is ... [Read more]

vokera linea 28?

pressure keeps dropping when central heating is on. Drips come out of drain off outside. Pressure goes sky hig... [Read more]

how do i fit a timeclock to a saunier duval isotwin condens f35e?

i can't find any info on how to fit i timeclock to the boiler as a client wishes the heating to be timed.would... [Read more]