How to mend ... Heating Works Water Problem

with the system drained, what pressure should be in the expansion tank? ?

worcester electronic 9.24. when i switch the central heating on, water pressure starts to raise from one bar u... [Read more]

How can I fix the hot water and heating problem with my Ferroli Domina 80E?

I have a Ferroli Domina 80E, it is an older combination system. The hot water comes on when the hot tap runs, ... [Read more]

Potterton Flamingo II, hot water is fine but central heating doesnt ignite?

Hello I have a Potterton Flamingo II. The hot water option works no problem, but when I select either wate... [Read more]

Saunier Duval combi - central heating OK, yet no hot water?

Very useful to have these forums, so can anyone please help, or is it the changeover valve, as someone else's ... [Read more]

How can i fix my vokera excell 80sp?

I have had this bioler over 8 years it's never give enough hot water for a bath or sink. the heating works fin... [Read more]

Hot water works but no central heating?

I have a potterton profile 80e boiler which heats the water but does not heat up the radiators. The problem oc... [Read more]

Vaillant water leak from bollier?

I have a Vaillent ecomax 824/2 and it works ok with just hot water but has problems when i turn on the heating... [Read more]

Potterton CH System will not work!?

I have Potterton Suprima Boiler which is heating water only. The CH system is intermittent and only occasional... [Read more]

any ideas what the fault is?

I have a Worcester Bosch Highflow 400 boiler. The hot water works fine, the problem is the central heating. Th... [Read more]

Worcester 24i RSF-L Combi problem?

When I turn the hot water tap on the boiler fires up and hot water is dispensed from the tap. However after a ... [Read more]

Any ideas what my problem is???

I have a 10 year old Ravenheat combi boiler (not sure of model, but will add when i get home later). It will o... [Read more]

oil fired boiler problem?

Myson Velaire boiler works all summer on hot water system but as soon as you turn on the cental heating syste... [Read more]

HEATING DOESNT WORK BUT CAN GET HOT WATER?

I have a Halsted Quatro boiler and it works perfectly when you turn a tap on to get hot water, but when you tr... [Read more]

baxi 105e domestic water led wont go out?

my baxi 105e when you call for hot water it fires no problem and delivers ok. But when you switch the tap off ... [Read more]

No domestic hot water (Brittany 80) ?

The boiler is the Brittany 80 and the problem is that there is no domestic hot water…however the central hea... [Read more]

how to fix my valliant combi boiler?

i have a vailliant eco max combi boiler it gives us hot water no problem but when we turn the heating on it wo... [Read more]

My 105e Baxi combi works fine for hot water - no CH?

Hot water no problem, though when it is finished the flue / fan indicator flashes. I replaced the CH temp sens... [Read more]

how to replace diaphram on a compact 80e?

It has been leaking for some time now and for the last month or so the boiler keeps cutting off when you run t... [Read more]

Saunier Duval Thelia 23- no heating/hot water?

The problem seems to be the clock/programmer. With the slector switch set to 'auto' the display will normally... [Read more]

Worcester Bosch 35CDi II - hot water fault?

After coming back from holiday we found that our boiler will only heat the hot water when the tap is turned fu... [Read more]