How to mend ... Heating Water Only

when heating system put on pressure rises when only hot water on system is ?

what causes pressure to rise when central heating system switched on

i have a glow worm compact electronic 80.poor hot water?

I have a glow worm compact electronic 80.Poor hot water. Burner comes on low,not full flame.Thermistor and dia... [Read more]

Potterton Netaheat hot water problem?

My Potterton Netaheat has started to heat my hot water whilst the central heating is switched on. In the past... [Read more]

how can I fix my euro combi ariston A/23?

when I open the boiler it starts to do clicking noises and then firing up and it then stops and fires up and ... [Read more]

how do i fix my oil fired combi boiler?

i get hot water but no centrel heating oil combi boiler

How can I mend my Bosch Sensixx B25L steam iron?

My iron leaks a lot of water when it is in use. I have tried putting all the settings to low during the heati... [Read more]

how can i fix my Glow-worm fuelsaver ufb 40f?

Hi, Pilot light has gone out on my boiller, followed instruction re relight the pilot, not working, no heati... [Read more]

greenstar 28i junior stops working?

Yesterday my boiler stop working fully , when the central heating is on the boiler will fire up but then shuts... [Read more]

How can I fix my Potterton Promax Combi HE 33 Plus A Range Boiler?

Hi We have a Potterton Promax Combi HE 33 Plus A Range condensing combination boiler fitted along with a My... [Read more]

central heating failure?

CSI 120 T LOW NOX central heating fails to relight after boiler reaches water temperature. shows fault 14

heating but no hot water ravenheat white star?

heating works but can't get hot water

fault f20 ecotec exclusive?

my heating system has just started playing up. the boiler switches off when you turn on the hot water tap the... [Read more]

vokera compact HE boiler?

the house was left empty over the xmas period. when we arrived back the bioler pressure was down to almost zer... [Read more]

hot water switch and heating switch is faulty?

i have a combi boiler. if i just put the hot water on the hole central heating comes on. any ideas on how or w... [Read more]

240 combi RSF - No hot water but CH works. Can I mend it ?

Hello, I have a 240 Combi RSF and very recently the hot water stopped being hot. When I run the hot water tab... [Read more]

worcester greenstar 24i junior boiler stopped working?

Help I have a worcester 24i junior boiler 4 years old which the pressure keeps dropping had a leak a few weeks... [Read more]

Apollo 30/50B, conventional?

My Apollo 30/50B boiler is fitted in the kitchen and suddenly it has started toi make somuch noise as somethin... [Read more]

got hot water but no heating?

ive a got a brand new bolier i had fitted with grant work i had done with local council. ive got a lot of mone... [Read more]

Baxi Megaflo HE26, central heating but no hot water?

I have a Baxi Megaflo system, burst pipe during the week meant the system drained. Water is back on and pressu... [Read more]

ferroli optimax 38c boiler?

I have a ferrroli optimax 38c central heating boiler just a few weeks old.In fitting new washers to my taps i ... [Read more]