How to mend Problem Boiler Works Heating

9

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]

2

Ravenheat CSI-85 Combi, erratic operation, any ideas?

Boiler now 2 years old. Works fine generally, however it has now started to operate even when the settings sa... [Read more]

1

potterton 50el - heating but no hot water (cont.) - bump?

Hi Hi-spec, Hi Ray, Thanks again for your advice.... but i still have this problem. I have been away for... [Read more]

1

hot water not working on my worcester 350?

central heating works fine but the hot water does not come on anymore, it used to but kept switching from hot ... [Read more]

4

I have a problem with my Baxi 105 combi boiler?

I have a problem with my Baxi 105 combi boiler, when it has not been in use it sometimes does not work , On t... [Read more]

2

worcester bosch boiler/no hot water?

we have no hot water from our worcester bosch combi boiler, the water is only teppid.The heating works ok its ... [Read more]

4

Hot water pressure?

With my combi boiler my heating system works fine with the system pressure sitting at 1.5bar. THe problem is t... [Read more]

7

Ravenheat CSI 85 no DHW unless CH on?

Hi, I have a problem with a Ravenheat CSI 85 (18 months old) which will only give DHW when the CH is on. ... [Read more]

1

Can anyone diagnose the problem with my Ferroli Optima 901?

I have a Ferroli Optima 901. When the hot water is run for a period of 3-4 minutes the boiler cuts out and the... [Read more]

4

vokera options boiler fault ,please help?

my vokera options boiler cuts out after 10-15 seconds ,the flow pipe at the boiler gets very warm but rads not... [Read more]

1

Low Pressure Problems on Worcester 28i Combi Boiler?

I have recently moved into a new property but the Worcester 28i Combi boiler seems to have problems with press... [Read more]

4

Baxi bahama 100 combi problem?

Hot water works fine but it sound like the fan or pump keeps running after taps turned off. when the boiler... [Read more]

8

Ideal Classic Pressure drop...please help!?

I have been trying to fix this problem for nearly a year with no success. The heating works fine till it goes ... [Read more]

2

Worcester Bosch Combi 350 Boiler keeps cutting out?

Hi there, We have the above named boiler and have had 2 WB technicians in this week to look at it and neith... [Read more]

3

trouble with a protherm 80e?

help need when turning on hot water boiler dus not fire up but wot dus come up is on the self diagnostic digit... [Read more]

1

potterton netaheat 10-16 heating works but hot water doesn't?

Hi The hot water has stopped working on our our Potterton Netaheat 10-16. The central heating still works f... [Read more]

2

Hot Water Supply?

I have a 15yr old Valiant Combi Boiler, the central heating works well but it now does not deliver the hot wat... [Read more]

1

How can I fix my Worcester Bosch 240 combi boiler hot water problem?

i have a worcester bosch 240 combi boiler aprox 10 years old. my heating works fine but my hot water seems to ... [Read more]

1

Hissing and banging?

Potterton Puma 100E combi wall hung, Heating works fine no problem, on hot water start up boiler hisses then b... [Read more]

2

baxi solo boiler keeps building pressure and puts water outside?

My baxi solo wall mounted boiler is fitted with an expansion tank(red shaped tank with valve). Recently the ov... [Read more]