How to mend ... Hot Water Ok Ch

alpha cb24/28?

Hi, Have the same problem as MEL JOHN (APRIL 2011). CH ok and DHW but when DHW ON ONLY-NO HOT WATER. I read o... [Read more]

signal in worcester bosch combi boiler?

i can get hot water ok but the boiler cant find a signal for CH

hot water problem?

i buy revenheat boiler just 5month befor model he 120(t) low nox silver when boiler on after 5 min he show on... [Read more]

My Worcester greenstarHE shows red light flashing and FO code & doesnt fire?

Just returned from a holiday and found CH doesnt work. Red light next to the triangle flashes and FO code flas... [Read more]

domestic hot water problem?

why is my domestic hot water only luke warm even when heating is on. baxi eco80e boiler.all diverter valve ope... [Read more]

Worcester 28i Junior Boiler?

My boiler keeps switching off the CH and the reset button keeps flashing once per second. When I switch the he... [Read more]

Ravenheat 3 Way Valve repair?

Ordered new valve, fitted it, but its now stuck out all the time, its ok till hot water bit fitted back into C... [Read more]

What part do i need?

My boiler is a Worcester bosch 240 Combi. The CH, when switched on works fine. When i turn on the hot water ta... [Read more]

change ch & hw at seperate times?

potterton slider for ch and hw how do i change the hot water from the some time as the ch ?

intermittent hot water?

I have a glow worm swift flow combi boiler about 10 years old, i have had different parts replaced over the ye... [Read more]

Could boiler heat exchanger be clogged?

My boiler seems to take ages to deliver hot water to the taps... over a minute, more to bathroom which is loca... [Read more]

heating system?

I had a glow worm 24hxi boiler fitted to my existing y plan system using the original controls(programmer,room... [Read more]

ravenheat boiler - CH works fine, No hot Water?

Hi Guys The CH works fine, But when you want HW the bolier wont fire up you just get cold water and a whist... [Read more]

Vaillant Sine 18 T3 W - No hot water, CH ok?

I have a Vaillant Sine 18 T3 W. The boiler won't fire up when hot water tap is opened. Pressure OK, in fact si... [Read more]

i have no hot water. CH is ok?

volkera boiler. no hot water and no flow. CH is ok.

My hot water has stopped but I still have cold and CH?

Everything else is working fine but I have no hot water coming from the hot water taps anywhere in the house.

Vokera Maxin 28e DHW problems?

Takes quite a while for water to run hot with CH either on or off. Have checked the DHW diaphragm and it is fi... [Read more]

boiler problems?

i have a ferroli optima 701 i select hot water and ch on continous butt get no heating only hot water please r... [Read more]

Halstead Ace High Boiler - Burner on light goes red when trying to run hot ?

I would be hugely grateful if someone out there could help me with this. The CH function of the boiler is ... [Read more]

intermittent hot water ?

I have wall mountd worcster 30cdi - 3 yrs old .CH is working fine. the hot water supply pipe runs between dwn ... [Read more]