How to mend ... Water Heating Diverter Valve

Potterton Puma 80E Combi overheats and trips out on hotwater cycle?

When the hot water is adjusted or moved from its minimum setting the boiler trips out. Why? Almost every part... [Read more]

No hot water from Vaillant Turbomax 828E?

I am having problems drawing hot water from my Vaillant Turbomax boiler. Sometimes it will be fine but most of... [Read more]

vaillant combi no hot tap water?

I have a Vaillant combi boiler TURBO MAX PRO 24E only two years old and have had problems getting hot water to... [Read more]

how to fix my BAXI INSTANT 105E?

system is 4 years old. problem is the heating will not come on, i only get hot water. main boiler pilot light ... [Read more]

How do I change a diverter valve on a Vaillant 242e Turbomax?

I have changed the pressure differential valve and micro switch on my Vaillant 242e turbomax but hot water sti... [Read more]

Radiators heating up when hot water on?

My radiators keep heating up when i run the hot water on my combi boiler, i have changed the diverter valve bu... [Read more]

puma 80 diverter valve?

hi I have got a puma potterton 80 which is turning into a nightmare 8 months ago the heating wasnt coming on... [Read more]

FAO Bobby Rob re sime friendly combi boiler?

you seem to know what you are talking about re sime boilers, can you help me with this one? i have a sime fri... [Read more]

How to replace a diverter valve on a potterton boiler ?

My central heating is working but the hot water isn't, I realise that the diverter valve needs replacing. Can ... [Read more]

Ferroli Optima 901 -Intermittent Hot water problem?

Hi I have a Ferroli Optima 901 combi boiler and have recently been experiencing intermittent problems with no ... [Read more]

Why does the hot water on my Ravenheat boiler sometimes come out cool?

A Ravenheat 820/20 combi boiler, had diverter valve diaphragm replaced last year as it had perished, now occas... [Read more]

vaillant hot water problems?

got vaillant 828 turbo plus 3y old.hot water slow to cut in sometimes takes 20 mins sometimes 10 secs,have fit... [Read more]

vaillant woes?

hi all ,in need of a bit of help for a sick vaillant 828 turbo plus fitted about 3 years ago,a brief history... [Read more]

do i need another diverter valve for my alpha 280e combi boiler?

My alpha 280e combi boiler has a problem with the hot water temperature, it fires up ok starts to heat the wat... [Read more]

valiant turbomax plus?

no hot water but heating .have changed aqua sensor and diverter valve but still problem persists

Sime 80?

My Sime Format 80 was not giving any hot water but the heating was OK. I checked the diaphragm and it was dam... [Read more]

Why can't I get hot water for the shower from my Vaillant boiler?

I have a Vaillant turbomax VUW 242E/282E (not sure which) and I just had a re-occurence of a problem in gettin... [Read more]

Puma 80 overheats and shutsdown when DHW switched off?

This 8 year old Potterton Puma 80 has had first a new diverter valve fitted, and now a circuit board, but stil... [Read more]

no central heating?

have got hot water but no central heating only when hot water on could it be the 3 postion diverter valve on m... [Read more]

Ravenheat hot water problem?

Hi I have a ravenheat rsf 20/20 combi boiler, and we can only seem to get hot water out of it when the heating... [Read more]