How to mend ... Intermittent Hot Water

hot water is fine but central heating intermittent, potterton puma?

Hi Any pointers??, I have a potterton muma 80 combi boiler, hot water is fine but central heating is very i... [Read more]

No hot water intamitten hot water?

Glow work 30cxi i get no hot water then intermittent hot water how do I fix it

How can I fix my Triton Thermo Shower?

I have a Triton Tyne Thermo Mixer shower that is 5 years old. A problem seems to be occurring on an intermitte... [Read more]

Potterton Performa 28i?

Nightmare!! Had loads of problems recently, replaced board, pump and diverter valve, was fine for a while. Had... [Read more]

How do i change a three way Motorised valve?

Im 99% sure the valve has packed in ( its 20 years old ) its been a bit intermittent for a while now ( heatin... [Read more]

Diaphrams for PH-10C and PH-5-3F?

Hello Bob, In response to your answer to Peter’s question on web site: howtomendit.com, I would be very i... [Read more]

vaillant eco tec pro 28 ?

My central heating goes off when I open the hot water tap. To get the heating back on I have to switch the ce... [Read more]

baxi combi 80e intermitent hot water failure and pessure droppping?

My baxi combi 80e has an intermittent fault with the demand hot water running cold and the system is also losi... [Read more]

ideal Classic 18 SE FF electrics?

My central heating system is fired by an Ideal Classic 18SE FFboiler. The system has an intermittent fault.... [Read more]

Baxi 105HE Need help please?

Intermittent problem with H/W & C/H. The boiler doesn't fire up when asked 99.9% of the time. Appears the prog... [Read more]

Intermittent hot water problem?

I have a worcester boiler (can't remember model name) which seems to have an intermittent problem where shower... [Read more]

SD623 Thelia pulsates?

The boiler pulsates as though it is switching off and on repeatedly when hot water is used. The pressure in Ce... [Read more]

how can i find out what is wrong with my vailliant 824e?

Hi, can anyone help? My boiler is 7 years old. i have an intermittent problem. When initially turning the ta... [Read more]

Baxi Solo 3 PFL 70 problem?

My Baxi boiler on light comes on when hot water/heating is called for and thermostats are set high but then no... [Read more]

No hot water & central heating - Sime Super 90 combi boiler?

Combination boiler is 9 years old, no hot water or central heating. When hot tap turned on switch clicks but p... [Read more]

WML540 mysterious motor problem?

Here is a puzzle for the Bank Holiday weekend. My WML540PUK.C started behaving erratically a about 5 weeks ... [Read more]

Oil fired AGA - problem with DHW supply Airlock problem ?

A friend of mine has an AGA but it's hot water supply is intermittent several plumbers have failed to sort it ... [Read more]

Intermittent hot water problem?

I have a Vokera Maxin 28e combi boiler and it has started only providing intermittent hot water. This makes i... [Read more]

Heatline Vizo 24 DHW OK CH Intermittent?

Hi, I have a Heatline Vizo 24 boiler. The hot water is working fine but the central heating is very intermitte... [Read more]

Fisher & My Paykel Smart Drive 703 has an intermittent starting problem?

Since new the washing machine has had two remanufactured control boards, a rotation sensor, and two hot water ... [Read more]