How to mend Heating Boiler Cold

2

Grundfos Alpha+ 25-60 pump problem?

the Grundfos pump circulates water in my UF heating system however, I have noticed lately that although my liv... [Read more]

12

Hot Water But No CH Poterton Neataheat Profile 30e-80e?

In addition the my previous question (with same title), I managed to get the Central Heating (CH) working for ... [Read more]

1

Hot Water but no CH Potterton Netaheat Profile 30e-80e?

In the last day or so we have noticed that we are getting hot water but no Central Heating (rads are cold etc.... [Read more]

2

Worcester Bosch 240 RSF not firing?

Worcester Bosch 240RSF combi boiler. Soft water, high mains pressure. Here's the problem: I had replaced th... [Read more]

1

OPTIMA 701 Ferrori heating problem?

Everything is fine but not heating system. My thermostat is on +17.5C, in room was +15.5C Boiler switched on... [Read more]

heating?

i have a potterton combi 80 boiler every year when cold weather here it plays up, this time can not get it to ... [Read more]

1

Potterton Promax 24 HE - Heating without hot water problem?

Hi, I have a Potterton Promax 24 HE boiler on a pumped system. Since the start of the recent cold weather I ha... [Read more]

my sime friendly format 100e keeps switching off when i run the water ?

my combi boiler keeps on running cold half way through shower and i have got to relight it and when the heatin... [Read more]

1

Why does our water run cold when the boiler is off?

Our boiler is only about 4 years old. Now when the boiler is off our hot water taps run cold, even sometimes ... [Read more]

4

Upstairs Hot - Downstairs Cold ???

Can any body help ? my upstairs rads are hot while the ones downstairs are cold, I've tried bleeding them with... [Read more]

I have a Vailant Turbo max Boiler that wont tun off???

Can anyone help me. I have got a Valiant Turbo Max boiler that keeps comming on during the night and warmin... [Read more]

1

how can i fix my vailent combi model vcw 242eh?

pressurised boiler after flushing rads , to one bar,when running heating the pressure rises to two bar,when ch... [Read more]

My Worcester 24i Combi was working perfecly until I ran hot water tap?

Last night my Worcester 24i Combi was working O.K. until I turned on a hot water domestic tap. However, after ... [Read more]

3

Vokera linea 24 pressure problem?

I have a problem with my Vokera boiler, when cold the pressure will drop to almost zero, if I top up the press... [Read more]

2

Too much preassure in Bosch boiler?

I have the problem with my central heating displaying 3 bar preasure, when I turn a tap on in the house (hot o... [Read more]

no hot water, vokera linea?

hi, i have a vokera linea, c/h working ok, but no hot water, when heating is on, get small amount hot water br... [Read more]

1

how can i set my drayton digistsat RF3?

Ive just moved into a new house and no matter how many times i ring the landlord to help me set my system, no ... [Read more]

2

How can i fix an air lock in my heating system?

We had a new oil boiler fitted (Worcester greenstar heatslave 18/25)in jan this year (2009), occasionaly their... [Read more]

1

new valve and pump fitted heating fine no hot water?

Just had an engineer to fit a new c/h pump and 3 way honeywell v4073a motorised mid position valve to a combi ... [Read more]

boiler compact S24?

i have a problem with the boiler, the hot water comes but i cant run the heating the starter flame keeps on tu... [Read more]