Mend > Home Heating Systems

2

how do i restore correct pressure to boiler?

I have a Linea 28 boiler and have followed instructions to restore pressure with no apparent effect. Could thi... [Read more]

1

vaillant combi 242eh?

all works fine until temp is reached,then boiler refuses to relight until switched off and back on by mains sw... [Read more]

1

HOW CAN I FIX MY BOILER?

My timer on my central heating boiler (MODENA 102) is not working correctly the heating is coming on in the... [Read more]

1

how do i reset or mend F12 on boiler glow worm 24 hxi?

Boiler shows F12. How can i reset this or is it an engineer problem?

1

vaillant combi?

dhw is ok ch fires up for few seconds then goes off and continues this cycle on ch. only water in boiler is ge... [Read more]

1

how can i fix my protherm 40-50 ci?

it will not fire fan runs on and off and there is a constant clicking niose any suggestions.

2

worcester combination boiler 9.24 electronic?

hi,when the heating is off, we have no hot water, this does not happen when heating is on ? can you tell me wh... [Read more]

5

How to increase pressure on Worcester Greenstar 28i junior boiler?

Just had a new combi boiler installed 2 weeks ago and it is running fine, but the pressure bar has dropped to ... [Read more]

7

I have an Alpha HE CB25/33 boiler?

The heating works fine but there is no hot water. It comes out luke warm when it is on heating and water, but ... [Read more]

1

vokera compact 24 poor hot water flow?

I have a vokera compact 24 mtn about 4 years old the hot water flow has been getting progressively less and le... [Read more]

3

How to wire a room thermostat?

Hi, i have a Ravenheat csi 120 (t) low nox combi boiler but there is no room thermostat so i have bought a Sal... [Read more]

1

Baxi Solo PF does not fire?

When I switch the heating on the boiler fan comes on, the heating cirulation pump comes on but the boiler does... [Read more]

1

centrol heating refilling system?

I am having a problem refilling my stystem after empytying it. The water will not fill the rads from the expan... [Read more]

9

Vaillant turbomax error F22?

My boiler randomly switches itself off and shows F22 for no reason - ie, it's not empty. There's no reason and... [Read more]

2

How does my Horstmann Economy 7 Quartz/Maxistore control work?

I have the above control box for my economy seven electricity and my bill seemed very high for Aug to Nov. Loo... [Read more]

2

my pressure valve keeps opening for no reason i run it at 1and half bar?

when the boiler is running it is fine soon as it is turned off over night the boiler empties through the press... [Read more]

1

Ferroli 701 losing pressure and leaking?

Hi, I wonder if there is a simple solution to the following problem: The Ferroli Optima 701 loses pressure ... [Read more]

17

Baxi Solo 3 PFL - Boiler On light but no fire up?

My Baxi Solo 3 PFL failed to start. The 'Boiler On' light comes on when the timer switches on but the boiler w... [Read more]

1

potterton performa 24?

hello,my name is octavian and i have a potterton performa 24 heating system. I lost the manual and now i would... [Read more]

1

baxi solo 2 how can i fix?

perment live & switched live present ,no power to ap,switch,no power to fan,no power to gas valve,fitted pcb ... [Read more]